TW201837040A - Cdpk1抑制劑及與其相關之組合物及方法 - Google Patents
Cdpk1抑制劑及與其相關之組合物及方法 Download PDFInfo
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- TW201837040A TW201837040A TW107108668A TW107108668A TW201837040A TW 201837040 A TW201837040 A TW 201837040A TW 107108668 A TW107108668 A TW 107108668A TW 107108668 A TW107108668 A TW 107108668A TW 201837040 A TW201837040 A TW 201837040A
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- Prior art keywords
- compound
- protozoa
- alkyl
- acid
- toxoplasma
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- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
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Abstract
本發明係關於鈣依賴性蛋白激酶1 (CDPK1)之抑制劑及其醫藥製劑。本發明進一步係關於使用本發明之新穎抑制劑治療寄生蟲感染之方法,如:弓蟲(T. gondii
)、克氏錐蟲(T. cruzi
)、惡性瘧原蟲(P. falciparum
)、布氏錐蟲(T. brucei
)或碩大利什曼原蟲(L. major
)感染。
Description
寄生原蟲感染係人類健康之重大問題。弓蟲症係由弓蟲(Toxoplasma gondii , T. gondii
)引起之寄生蟲感染。儘管弓蟲症通常無症狀,但感染弓蟲症的人可經歷嚴重症狀,包括癲癇發作、協調性差、肺損傷、眼損傷及腦損傷;且免疫受損患者之感染若不經治療通常會致命。其他寄生原蟲感染包括利什曼體病(leishmaniasis,亦稱為利什曼病(leishmaniosis)),其係由利什曼原蟲屬(genusLeishmania
)之原蟲引起,包括碩大利什曼原蟲(Leishmania major
,L. major
)、熱帶利什曼原蟲(Leishmania tropica
,L. tropica
)、巴西利什曼原蟲(Leishmania brasiliensis
,L. brasiliensis
)及黑熱病利什曼原蟲(Leishmania donovani
,L. donovani
);查加斯氏病(Chagas disease),其係由原蟲克氏錐蟲(Trypanosoma cruzi
,T. cruzi
)引起;人類非洲錐蟲病(Human African Trypanosomiasis,亦稱為HAT及非洲昏睡症),其係由原蟲布氏錐蟲(Trypanosoma brucei
,T. brucei
)引起;及瘧疾,其係由包括惡性瘧原蟲(Plasmodium falciparum
,P. falciparum
)之瘧原蟲屬(genusPlasmodium
)之原蟲引起。 弓蟲症之現有療法包括投與乙胺嘧啶通常與DHPS磺醯胺抑制劑(例如磺胺嘧啶)之組合以改良效能,及投與甲醯四氫葉酸以改良耐受性。對磺醯胺藥物之過敏反應很常見,且因此一些患者不能接受組合療法。乙胺嘧啶治療可引起嚴重的副作用及毒性,包括噁心、嘔吐、白血球減少症、骨髓毒性、致畸胎性及中樞神經系統毒性。因此,需要新的弓蟲症療法。同樣,亦需要針對利什曼原蟲、克氏錐蟲、布氏錐蟲及瘧原蟲之療法以分別治療利什曼體病、查加斯氏病、非洲錐蟲病及瘧疾。
在某些實施例中,本發明係關於具有式(I)結構之化合物:(I) 其中: X係C1-6
伸烷基、C1-6
伸烯基、O、S或NR4
; Y係N或CH; R1
係C6-10
芳基或5-10員雜芳基; R2
係C3-6
環烷基; R3
係H、C1-6
烷基、C1-6
鹵代烷基、C1-6
環烷基;且 R4
係H或C1-6
烷基; 或其醫藥上可接受之鹽。 本發明進一步係關於此等化合物之醫藥組合物以及使用此等化合物治療感染(例如寄生蟲感染,例如弓蟲症、利什曼體病、瘧疾、查加斯氏病、非洲錐蟲病;及由諸如克氏錐蟲、布氏錐蟲及瘧原蟲之寄生蟲所致之感染)之方法。
相關申請案
本申請案主張於2017年3月15日提出申請之美國臨時申請案第62/471,795號之權益,其全部教示以引用方式併入本文中。 在一態樣中,本發明係關於具有式(I)結構之化合物:(I) 其中: X係R6
、O、S、(NR4
)、OR6
、SR6
或(NR4
)R6
; Y係N或CH; R1
係C6-10
芳基或5-10員雜芳基; R2
係C3-6
環烷基; R3
係H、C1-6
烷基、C1-6
鹵代烷基、C3-6
環烷基; R4
係H或C1-6
烷基;且 R6
係C1-6
伸烷基或C1-6
伸烯基; 或其醫藥上可接受之鹽。 在某些實施例中,X係R6
。在某些實施例中,X係OR6
、SR6
或(NR4
)R6
。在某些較佳實施例中,X係O、S或(NR4
)。 在某些實施例中,R1
係C6
芳基。在某些實施例中,R1
係5員雜芳基。在某些實施例中,R1
係6員雜芳基。在某些實施例中,R1
係9員雜芳基。在某些實施例中,R1
係10員雜芳基。在某些實施例中,R1
係苯基、吡啶基、嘧啶基、嗒嗪基、吡嗪基、喹啉基、異喹啉基、六氫吡啶基或六氫吡嗪基。 在某些實施例中,R1
未經取代。在某些實施例中,R1
經一或多個R5
取代,且各R5
獨立地選自烷基(例如鹵代烷基、環烷基)、鹵素、羥基、側氧基、烷氧基、環烷氧基、胺基、脒、亞胺、氰基、疊氮基、硫氫基、烷硫基、雜環基、芳基或雜芳基。在某些實施例中,各R5
獨立地選自C1-3
烷基、C1-3
鹵代烷基或鹵基。在某些較佳實施例中,各R5
獨立地選自甲基、三氟甲基、氯或氟。 在某些實施例中,R1
經芳基、雜芳基、環烷基或雜環基取代。在某些實施例中,R1
經苯基、吡啶基、嘧啶基、嗒嗪基、吡嗪基、氮雜吲哚基、喹啉基、異喹啉基、六氫吡啶基或六氫吡嗪基取代。 在某些較佳實施例中,R2
係環丙基或環丁基。在某些較佳實施例中,R2
係環丙基。在某些較佳實施例中,R2
係環丁基。 在某些實施例中,R2
未經取代。在某些實施例中,R2
經一或多個R7
取代,且各R7
獨立地選自烷基(例如鹵代烷基、環烷基)、鹵素、羥基、側氧基、烷氧基、環烷氧基、氰基、烷硫基。在某些實施例中,各R7
獨立地選自C1-3
烷基、C1-3
鹵代烷基或鹵基。在某些較佳實施例中,各R7
獨立地選自甲基、三氟甲基、氯或氟。在某些較佳實施例中,各R7
係氟。 在某些實施例中,R3
係H、C1-3
烷基、三氟甲基或環丙基。 在某些實施例中,R4
係H或C1-3
烷基。 在某些實施例中,R6
係亞甲基、伸乙基或伸乙烯基。在某些實施例中,R6
不存在。 在某些較佳實施例中,Y係CH。 在某些較佳實施例中,本發明提供式(Ia)化合物(Ia) 其中X係R6
、O、S或(NR4
);R1
係氯苯基;R2
係C3-4
環烷基;R3
係H;R4
係H或C1-6
烷基;且R6
係C1-3
伸烷基;或其醫藥上可接受之鹽。在某些實施例中,化合物係選自:、或。 在另一態樣中,本發明係關於包含如本文所揭示化合物之醫藥組合物。 在另一態樣中,本發明係關於使用式(I)化合物預防或抑制微生物生長或增殖之方法。在某些實施例中,微生物係原蟲。在某些實施例中,原蟲係頂複門(Apicomplexan),例如弓蟲屬、利什曼原蟲屬、錐蟲屬或瘧原蟲屬。
在某些實施例中,微生物係弓蟲、克氏錐蟲、布氏錐蟲,或屬於利什曼原蟲屬或瘧原蟲屬。在某些較佳實施例中,微生物係弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲。 在某些實施例中,抑制微生物之生長或增殖包含將具有式(I)結構之化合物施加至位置。化合物可以噴霧形式(例如自噴霧瓶)或藉由擦拭(例如利用預浸之濕巾、拖把或海綿)施加。在某些實施例中,位置係已知存在或懷疑存在微生物之位置。在某些實施例中,位置係處於存在微生物之風險下之位置。在某些實施例中,式(I)化合物係以預防方式施加。在某些實施例中,式(I)化合物係在懷疑受到原蟲污染後施加。在某些實施例中,位置可係表面,例如蒸煮表面或與懷疑含有微生物之材料接觸之表面,例如與生肉或動物(例如貓)糞便接觸之表面。在某些實施例中,蒸煮表面係砧板、櫃檯或器具,例如刀或叉。在某些實施例中,位置可係食物(例如肉或蔬菜)之表面或內部。在某些實施例中,位置可係液體,例如水,例如飲用水。在某些實施例中,位置可係土壤。在某些實施例中,位置可係貓已排便或將排便之地方或貓糞便或貓砂可能蔓延或已蔓延之區域。在其他實施例中,位置係貓砂盆或貓砂盆周圍之區域。在某些實施例中,位置係身體表面,例如手。 在某些實施例中,使用式(I)化合物以預防微生物在人及/或動物之間之傳播。在其他實施例中,傳播係先天性傳播。在其他實施例中,將式(I)化合物投與母親、投與嬰兒、施加至母親之皮膚或施加至嬰兒之皮膚。在某些實施例中,將式(I)化合物施加至血液,例如意欲用於輸血之血液。在某些實施例中,將式(I)化合物施加至器官,例如意欲用於移植之器官。在某些實施例中,在移植之前將式(I)化合物投與器官供體。在某些實施例中,將式(I)化合物投與動物,例如貓或小鼠。 在另一態樣中,本發明係關於治療感染之方法,其包含投與具有式(I)結構之化合物、其醫藥上可接受之鹽或前藥或包含此一化合物、鹽或前藥之醫藥組合物。在某些實施例中,感染係由原蟲引起。在某些實施例中,原蟲屬於弓蟲屬、利什曼原蟲屬、錐蟲屬或瘧原蟲屬。
在某些實施例中,微生物係弓蟲、克氏錐蟲、布氏錐蟲或屬於利什曼原蟲屬或瘧原蟲屬。在某些較佳實施例中,感染係由弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲引起。 在另一態樣中,本發明係關於本文所揭示之化合物、其醫藥上可接受之鹽或前藥或包含此一化合物、鹽或前藥之醫藥組合物中之一者,其用於治療感染。在某些實施例中,感染係由原蟲、例如頂複門原蟲引起。在某些實施例中,原蟲屬於弓蟲屬、利什曼原蟲屬、錐蟲屬或瘧原蟲屬。在某些實施例中,微生物係弓蟲、克氏錐蟲、布氏錐蟲,或屬於利什曼原蟲屬或瘧原蟲屬。在某些較佳實施例中,感染係由弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲引起。 在又一態樣中,本發明係關於用於治療感染之具有式(I)結構之化合物、其醫藥上可接受之鹽或前藥或包含此一化合物、鹽或前藥之醫藥組合物。 本文所揭示之化合物抑制CDPK1且可預防或改善感染,包括弓蟲症。在某些實施例中,本文化合物相對於其他人類激酶優先抑制原蟲CDPK1。在某些此等實施例中,原蟲屬於弓蟲屬、利什曼原蟲屬、錐蟲屬或瘧原蟲屬。
在某些實施例中,微生物係弓蟲、克氏錐蟲、布氏錐蟲或屬於利什曼原蟲屬或瘧原蟲屬。在某些較佳實施例中,微生物係弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲。在某些此等實施例中,本文化合物對原蟲CDPK1 (例如弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲)之選擇性與對人類SRC激酶之選擇性(如藉由化合物針對每種酶之IC50
之比率所確定)相比高3倍、大於10倍、大於30倍、大於50倍、大於75倍、大於100倍或大於300倍。在某些實施例中,本文化合物對於原蟲CDPK1 (例如弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲)具有小於3000 nM、小於1500 nM、小於1000 nM或小於300 nM、較佳小於100 nM或小於30 nM之IC50
。在某些實施例中,本文化合物對弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲之選擇性與對人類SRC激酶之選擇性(如藉由化合物針對每種激酶之IC50
之比率所確定)相比高於3倍、大於10倍、大於30倍、大於50倍、大於75倍、大於100倍或大於300倍。在某些實施例中,本文化合物對於弓蟲、克氏錐蟲、惡性瘧原蟲、布氏錐蟲或碩大利什曼原蟲 CDPK1具有小於1000 nM或小於100 nM、較佳小於10 nM之IC50
。 在某些實施例中,本發明之化合物可係本文所揭示化合物之前藥,例如其中母化合物中之羥基以酯或碳酸酯形式存在,或母化合物中所存在之羧酸以酯形式存在。在某些此等實施例中,前藥在活體內代謝為活性母化合物(例如酯水解為相應的羥基或羧酸)。 在某些實施例中,本發明之化合物可係外消旋的。在某些實施例中,本發明之化合物可富集一種鏡像異構物。舉例而言,本發明之化合物可具有大於30% ee、40% ee、50% ee、60% ee、70% ee、80% ee、90% ee或甚至95%或更大之ee。在某些實施例中,本發明之化合物可具有一個以上立構中心。在某些此等實施例中,本發明之化合物可富集一或多種非鏡像異構物。舉例而言,本發明之化合物可具有大於30% de、40% de、50% de、60% de、70% de、80% de、90% de或甚至95%或更大之de。 在某些實施例中,本發明係關於利用本文所揭示化合物或其醫藥上可接受之鹽之治療方法。在某些實施例中,可使治療製劑富集以提供化合物之主要一種鏡像異構物。鏡像異構富集之混合物可包含(例如)至少60 mol%或更佳至少75 mol%、90 mol%、95 mol%或甚至99 mol%之一種鏡像異構物。在某些實施例中,富集一種鏡像異構物之化合物實質上不含其他鏡像異構物,其中實質上不含意指所關注之物質與其他鏡像異構物之量相比時,(例如)在組合物或化合物混合物中佔小於10%、或小於5%、或小於4%、或小於3%、或小於2%、或小於1%。舉例而言,若組合物或化合物混合物含有98克第一鏡像異構物及2克第二鏡像異構物,則稱其含有98 mol%之第一鏡像異構物及僅2%之第二鏡像異構物。 在某些實施例中,可使治療製劑富集以提供化合物之主要一種非鏡像異構物。非鏡像異構富集之混合物可包含例如至少60 mol%或更佳至少75 mol%、90 mol%、95 mol%或甚至99 mol%之一種非鏡像異構物。 在某些實施例中,本發明提供適用於人類患者之醫藥製劑,其包含上文所顯示化合物中之任一者(例如本發明之化合物)及一或多種醫藥上可接受之賦形劑。在某些實施例中,醫藥製劑可用於治療或預防如本文所述之病狀或疾病。在某些實施例中,醫藥製劑具有足夠低的熱原活性以適用於人類患者。 具有上述結構中任一者之化合物皆可用於製造供治療本文所揭示任何疾病或病況用之藥劑。定義
術語「醯基」為業內所公認且係指由通式烴基C(O)-、較佳烷基C(O)-代表之基團。 術語「醯胺基」為業內所公認且係指經醯基取代之胺基,且可(例如)由式烴基C(O)NH-代表。 術語「醯氧基」為業內所公認且係指由通式烴基C(O)O-、較佳烷基C(O)O-代表之基團。 術語「烷氧基」係指連接有氧之烷基、較佳地低碳烷基。代表性烷氧基包括甲氧基、三氟甲氧基、乙氧基、丙氧基、第三丁氧基及諸如此類。 術語「烷氧基烷基」係指經烷氧基取代之烷基且可由通式烷基-O-烷基代表。 如本文所用之術語「烯基」係指含有至少一個雙鍵之脂肪族基團,且意欲包括「未經取代之烯基」及「經取代之烯基」二者,後者係指具有替代烯基一或多個碳上之氫之取代基的烯基部分。此等取代基可出現在包括或不包括在一或多個雙鍵中之一或多個碳上。此外,此等取代基包括所有烷基所涵蓋之彼等,如下文所論述,但穩定性禁止之情形除外。舉例而言,涵蓋用一或多個烷基、碳環基、芳基、雜環基或雜芳基取代烯基。 「烷基」或「烷烴」係完全飽和之直鏈或具支鏈非芳香族烴。通常,除非另外定義,否則直鏈或具支鏈烷基具有1至約20個、較佳地1至約10個碳原子。直鏈及具支鏈烷基之實例包括甲基、乙基、正丙基、異丙基、正丁基、第二丁基、第三丁基、戊基、己基、戊基及辛基。C1
-C6
直鏈或具支鏈烷基亦稱為「低碳烷基」。 此外,如貫穿本說明書、實例及申請專利範圍所用之術語「烷基」(或「低碳烷基」)意欲包括「未經取代之烷基」及「經取代之烷基」二者,後者係指具有替代烴骨架中一或多個碳上之氫之取代基的烷基部分。若未另外指定,則此等取代基可包括(例如)鹵素(例如氟)、羥基、羰基(例如羧基、烷氧基羰基、甲醯基或醯基)、硫代羰基(例如硫酯、硫代乙酸酯或硫代甲酸酯)、烷氧基、磷醯基、磷酸酯、膦酸酯、亞膦酸酯、胺基、醯胺基、脒、亞胺、氰基、硝基、疊氮基、巰基、烷硫基、硫酸酯、磺酸酯、胺磺醯基、磺醯胺基、磺醯基、雜環基、芳烷基或芳香族或雜芳香族部分。在較佳實施例中,經取代烷基上之取代基係選自C1-6
烷基、C3-6
環烷基、鹵素、羰基、氰基或羥基。在更佳實施例中,經取代烷基上之取代基係選自氟、羰基、氰基或羥基。熟習此項技術者將理解,若適當,烴鏈上之經取代部分可自身經取代。舉例而言,經取代烷基之取代基可包括經取代及未經取代形式之胺基、疊氮基、亞胺基、醯胺基、磷醯基(包括膦酸酯及亞膦酸酯)、磺醯基(包括硫酸酯、磺醯胺基、胺磺醯基及磺酸酯)及矽烷基以及醚、烷基硫基、羰基(包括酮、醛、羧酸酯及酯)、-CF3
、-CN及諸如此類。下文闡述實例性經取代烷基。環烷基可進一步經以下各項取代:烷基、烯基、烷氧基、烷硫基、胺基烷基、羰基經取代之烷基、-CF3
、-CN及諸如此類。 術語「Cx-y
」在結合化學部分(例如醯基、醯氧基、烷基、烯基、炔基或烷氧基)使用時意欲包括在鏈中含有x至y個碳之基團。舉例而言,術語「Cx-y
烷基」係指經取代或未經取代之飽和烴基,包括在鏈中含有x至y個碳之直鏈烷基及具支鏈烷基,包括鹵代烷基。較佳鹵代烷基包括三氟甲基、二氟甲基、2,2,2-三氟乙基及五氟乙基。C0
烷基在基團位於末端位置之情形中指示氫,若在內部則指示鍵。術語「C2-y
烯基」及「C2-y
炔基」係指經取代或未經取代之不飽和脂肪族基團,其長度及可能的取代與上文所述烷基類似但分別含有至少一個雙鍵或三鍵。 如本文所用之術語「烷基胺基」係指經至少一個烷基取代之胺基。 如本文所用之術語「烷硫基」係指經烷基取代之硫醇基且可由通式烷基S-代表。 如本文所用之術語「炔基」係指含有至少一個三鍵之脂肪族基團且意欲包括「未經取代之炔基」及「經取代之炔基」二者,後者係指具有替代炔基一或多個碳上之氫之取代基的炔基部分。此等取代基可出現在包括或不包括在一或多個三鍵中之一或多個碳上。此外,此等取代基包括所有烷基所涵蓋之彼等,如上文所論述,但穩定性禁止之情形除外。舉例而言,涵蓋用一或多個烷基、碳環基、芳基、雜環基或雜芳基取代炔基。 如本文所用之術語「醯胺」係指基團其中各RA
獨立地代表氫或烴基,或兩個RA
與其所連接之N原子一起構成在環結構中具有4至8個原子之雜環。 術語「胺」及「胺基」為業內所公認且係指未經取代及經取代之胺及其鹽二者,例如可由下式代表之部分:或其中各RA
獨立地代表氫或烴基,或兩個RA
與其所連接之N原子一起構成在環結構中具有4至8個原子之雜環。 如本文所用之術語「胺基烷基」係指經胺基取代之烷基。 如本文所用之術語「芳烷基」係指經芳基取代之烷基。 如本文所用之術語「芳基」包括環中每一原子皆為碳之經取代或未經取代之單環芳香族基團。較佳地,環為6員或10員環、更佳地6員環。術語「芳基」亦包括具有兩個或更多個環之多環系統,其中兩個或更多個碳為兩個鄰接環所共用,其中該等環中之至少一者為芳香族環,舉例而言,其他環可為環烷基、環烯基、環炔基、芳基、雜芳基及/或雜環基。芳基包括苯、萘、菲、酚、苯胺及諸如此類。 術語「胺基甲酸酯」為業內所公認且係指以下基團:或其中各RA
獨立地代表氫或烴基(例如烷基),或兩個RA
與插入原子一起構成在環結構中具有4至8個原子之雜環。 如本文所用之術語「碳環」及「碳環狀」係指環中每一原子皆為碳之飽和或不飽和環。術語碳環包括芳香族碳環及非芳香族碳環二者。非芳香族碳環包括所有碳原子皆飽和之環烷烴環及含有至少一個雙鍵之環烯烴環二者。「碳環」包括5-7員單環及8-12員二環。二環碳環之每一環可選自飽和、不飽和及芳香族環。碳環包括兩個環之間共用一個、兩個或三個或更多個原子之二環分子。術語「稠合碳環」係指環中之每一者與另一環共用兩個毗鄰原子之二環碳環。稠合碳環之每一環可選自飽和、不飽和及芳香族環。在實例性實施例中,芳香族環(例如苯基)可稠合至飽和或不飽和環,例如環己烷、環戊烷或環己烯。在化合價容許的情況下,飽和、不飽和及芳香族二環之任何組合皆包括在碳環狀之定義中。實例性「碳環」包括環戊烷、環己烷、二環[2.2.1]庚烷、1,5-環辛二烯、1,2,3,4-四氫萘、二環[4.2.0]辛-3-烯、萘及金剛烷。實例性稠合碳環包括十氫萘、萘、1,2,3,4-四氫萘、二環[4.2.0]辛烷、4,5,6,7-四氫-1H-茚及二環[4.1.0]庚-3-烯。「碳環」可在能夠具有氫原子之任何一或多個位置上經取代。 「環烷基」係完全飽和之環烴。「環烷基」包括單環及二環。通常,除非另外定義,否則單環環烷基具有3至約10個碳原子,更通常3至8個碳原子。二環環烷基之第二個環可選自飽和、不飽和及芳香族環。環烷基包括兩個環之間共用一個、兩個或三個或更多個原子之二環分子。術語「稠合環烷基」係指環中之每一者與另一環共用兩個毗鄰原子之二環環烷基。稠合二環環烷基之第二個環可選自飽和、不飽和及芳香族環。「環烯基」係含有一或多個雙鍵之環烴。 如本文所用之術語「碳環基烷基」係指經碳環基團取代之烷基。 術語「碳酸酯」為業內所公認且係指基團-OCO2
-RA
,其中RA
代表烴基。 如本文所用之術語「羧基」係指由式-CO2
H代表之基團。 如本文所用之術語「酯」係指基團-C(O)ORA
,其中RA
代表烴基。 如本文所用之術語「醚」係指藉助氧連接至烴基之另一烴基。因此,烴基之醚取代基可係烴基-O-。醚可係對稱或非對稱的。醚之實例包括(但不限於)雜環-O-雜環及芳基-O-雜環。醚包括「烷氧基烷基」,其可由通式烷基-O-烷基代表。 如本文所用之術語「鹵基」及「鹵素」意指鹵素且包括氯、氟、溴及碘。 如本文所用之術語「雜芳烷基(hetaralkyl, heteroaralkyl)」係指經雜芳基取代之烷基。 如本文所用之術語「雜烷基」係指碳原子及至少一個雜原子之飽和或不飽和鏈,其中無兩個雜原子毗鄰。 術語「雜芳基(heteroaryl及hetaryl)」包括經取代或未經取代之芳香族單環結構,較佳地5至7員環,更佳地5至6員環,其環結構包括至少一個雜原子、較佳地一至四個雜原子、更佳地一或兩個雜原子。術語「雜芳基(heteroaryl及hetaryl)」亦包括具有兩個或更多個環之多環系統,其中兩個或更多個碳為兩個鄰接環所共用,其中該等環中之至少一者為芳香族環,舉例而言,其他環可為環烷基、環烯基、環炔基、芳基、雜芳基及/或雜環基。雜芳基包括例如吡咯、呋喃、噻吩、咪唑、噁唑、噻唑、吡唑、吡啶、吡嗪、嗒嗪及嘧啶及諸如此類。 如本文所用之術語「雜原子」意指除碳或氫以外之任何元素之原子。較佳雜原子係氮、氧及硫。 術語「雜環基」、「雜環」及「雜環狀」係指經取代或未經取代之非芳香族環結構、較佳地3至10員環、更佳地3至7員環,其環結構包括至少一個雜原子、較佳地一至四個雜原子、更佳地一或兩個雜原子。術語「雜環基」及「雜環狀」亦包括具有兩個或更多個環之多環系統,其中兩個或更多個碳為兩個鄰接環所共用,其中該等環中之至少一者為雜環狀,舉例而言,其他環可為環烷基、環烯基、環炔基、芳基、雜芳基及/或雜環基。雜環基包括(例如)六氫吡啶、六氫吡嗪、吡咯啶、四氫吡喃、四氫呋喃、嗎啉、內酯、內醯胺及諸如此類。 如本文所用之術語「雜環基烷基」係指經雜環基取代之烷基。 如本文所用之術語「烴基」係指經由碳原子鍵結且不具有=O或=S取代基之基團,且其通常具有至少一個碳-氫鍵及(主要地)碳骨架,但可視情況包括雜原子。因此,出於本申請案之目的,如甲基、乙氧基乙基、2-吡啶基及三氟甲基等基團可視為烴基,但諸如乙醯基(其在連接碳上具有=O取代基)及乙氧基(其經由氧而非碳連接)等取代基並非烴基。烴基包括(但不限於)芳基、雜芳基、碳環、雜環基、烷基、烯基、炔基及其組合。 如本文所用之術語「羥基烷基」係指經羥基取代之烷基。 術語「低碳(lower)」在結合化學部分(例如醯基、醯氧基、烷基、烯基、炔基或烷氧基)使用時意欲包括在取代基中存在十個或更少個、較佳地六個或更少個非氫原子之基團。舉例而言,「低碳烷基」係指含有十個或更少、較佳地六個或更少碳原子之烷基。在某些實施例中,本文所定義之醯基、醯氧基、烷基、烯基、炔基或烷氧基取代基分別係低碳醯基、低碳醯氧基、低碳烷基、低碳烯基、低碳炔基或低碳烷氧基,無論其單獨還是與其他取代基組合(例如在羥基烷基及芳烷基之描述中)(在該情形下,例如在計數烷基取代基中之碳原子時,不計數芳基內之原子)出現。 術語「多環基」、「多環」及「多環狀」係指兩個或更多個環(例如環烷基、環烯基、環炔基、芳基、雜芳基及/或雜環基),其中兩個或更多個原子為兩個鄰接環所共用,例如環為「稠合環」。多環之每一環可經經取代或未經取代。在某些實施例中,多環之每一環在環中含有3至10個、較佳地5至7個原子。 術語「矽烷基」係指連接有三個烴基部分之矽部分。 術語「經取代」係指具有替代骨架中一或多個碳上之氫之取代基的部分。應理解,「取代」或「經……取代」包括隱含前提,亦即此取代與經取代原子及取代基之容許化合價一致,且該取代會產生穩定化合物,舉例而言,其不會自發發生轉變(例如藉由重排、環化、消除等)。如本文中所使用,術語「經取代」預期包括有機化合物之所有容許取代基。廣義上,該等容許取代基包括有機化合物之非環狀及環狀、具支鏈及無支鏈、碳環狀及雜環狀、芳香族及非芳香族取代基。對於適當有機化合物而言,該等容許取代基可為一或多個且可相同或不同。出於本發明之目的,雜原子(例如氮)可具有滿足雜原子化合價要求之氫取代基及/或本文所述任一容許之有機化合物取代基。該等取代基可包括本文所述之任何取代基,例如鹵素、羥基、羰基(例如羧基、烷氧基羰基、甲醯基或醯基)、硫代羰基(例如硫酯、硫代乙酸酯或硫代甲酸酯)、烷氧基、磷醯基、磷酸酯、膦酸酯、亞膦酸酯、胺基、醯胺基、脒、亞胺、氰基、硝基、疊氮基、巰基、烷硫基、硫酸酯、磺酸酯、胺磺醯基、磺醯胺基、磺醯基、雜環基、芳烷基或芳香族或雜芳香族部分。在較佳實施例中,經取代烷基上之取代基係選自C1-6
烷基、C3-6
環烷基、鹵素、羰基、氰基或羥基。在更佳實施例中,經取代烷基上之取代基係選自氟、羰基、氰基或羥基。熟習此項技術者應理解,若適當,則取代基可自身經取代。除非具體陳述為「未經取代」,否則在本文中所提及之化學部分應理解為包括經取代之變化形式。舉例而言,所提及之「芳基」或部分隱含地包括經取代及未經取代之變化形式二者。 術語「硫酸酯」為業內所公認且係指基團-OSO3
H或其醫藥上可接受之鹽。 術語「磺醯胺」為業內所公認且係指由以下通式代表之基團:或其中各RA
獨立地代表氫或烴基(例如烷基),或兩個RA
與插入原子一起構成在環結構中具有4至8個原子之雜環。 術語「亞碸」為業內所公認且係指基團-S(O)-RA
,其中RA
代表烴基。 術語「磺酸酯」為業內所公認且係指基團SO3
H或其醫藥上可接受之鹽。 術語「碸」為業內所公認且係指基團-S(O)2
-RA
,其中RA
代表烴基。 如本文所用之術語「硫代烷基」係指經硫醇基取代之烷基。 如本文所用之術語「硫酯」係指基團-C(O)SRA
或-SC(O)RA
,其中RA
代表烴基。 如本文所用之術語「硫醚」等效於醚,其中氧經硫替代。 術語「尿素」為業內所公認且可由以下通式代表:其中各RA
獨立地代表氫或烴基(例如烷基),或任一出現之RA
連同另一者及插入原子一起構成在環結構中具有4至8個原子之雜環。 「保護基團」係指在連接至分子中之反應性官能基時遮蔽、降低或阻止官能基之反應性之原子團。通常,保護基團可在合成過程期間視需要選擇性去除。保護基團之實例可參見Greene及Wuts,Protective Groups in Organic Chemistry
,第3版,1999,John Wiley & Sons;NY及Harrison等人,Compendium of Synthetic Organic Methods
,第1-8卷,1971-1996,John Wiley & Sons, NY。代表性氮保護基團包括(但不限於)甲醯基、乙醯基、三氟乙醯基、苄基、苄基氧基羰基(「CBZ」)、第三丁氧基羰基(「Boc」)、三甲基矽烷基(「TMS」)、2-三甲基矽烷基-乙烷磺醯基(「TES」)、三苯甲基及經取代之三苯甲基、烯丙氧基羰基、9-茀基甲基氧基羰基(「FMOC」)、硝基-藜蘆基氧基羰基(「NVOC」)及諸如此類。代表性羥基保護基團包括(但不限於) 彼等其中之羥基經醯化(酯化)或烷基化者,例如苄基及三苯甲基醚、以及烷基醚、四氫吡喃基醚、三烷基矽烷基醚(例如TMS或TIPS基團)、二醇醚(例如乙二醇及丙二醇衍生物)及烯丙基醚。 如本文所用之「預防」病症或病狀之治療劑係指化合物在統計學樣本中,相對於未經治療之對照樣本可減少經治療樣本中病症或病狀之發生,或相對於未經治療之對照樣本可延遲病症或病狀之一或多個症狀之發作或降低其嚴重程度。 術語「治療」包括預防性及/或治療性處理。術語「預防性或治療性」處理為業內所公認,且包括向宿主投與一或多種標的組合物。若在臨床表現不期望病狀(例如宿主動物之疾病或其他不期望狀態)之前投與,則該處理為預防性(亦即保護宿主免於罹患不期望病狀),而若在表現不期望病狀之後投與,則該處理為治療性(亦即其意欲減少、改善或穩定現有不期望病狀或其副作用)。 片語「聯合投與(conjoint administration及administered conjointly)」係指兩種或更多種不同治療性化合物之任何投藥形式,使得在先前投與之治療性化合物在體內仍有效時投與第二種化合物(例如兩種化合物同時在患者中有效,此可包括兩種化合物之協同效應)。舉例而言,不同的治療性化合物可在相同調配物中或在分開調配物中同時或依序投與。在某些實施例中,不同的治療性化合物可在1小時、12小時、24小時、36小時、48小時、72小時或一週內相繼投與。因此,接受此治療之個體可自不同治療性化合物之組合效應受益。 術語「前藥」意欲涵蓋在生理條件下轉化為本發明之治療性活性劑之化合物。製作前藥之常見方法係納入一或多種在生理條件下水解以顯示期望分子之經選擇部分。在其他實施例中,前藥係藉由宿主動物之酶活動轉化。舉例而言,酯或碳酸酯(例如醇或羧酸之酯或碳酸酯)係本發明之較佳前藥。在某些實施例中,上文所述調配物中之一些或所有本發明之化合物可經相應的適宜前藥替代,例如其中母化合物中之羥基以酯或碳酸酯形式存在或母化合物中之羧酸以酯形式存在。CDPK1 抑制劑之用途
本發明之另一實施例係本文所述化合物之用途,其用於治療感染(例如寄生蟲感染,例如弓蟲症)。在某些實施例中,本文所述化合物可與諸如以下之可用於該目的之其他化合物聯合使用:磺胺嘧啶(sulfadiazene)、磺胺甲噁唑(sulfamethoxazole)、克林達黴素(clindamycin)、螺旋黴素(spiramycin)、阿托伐醌(atovaquone)、DHFR抑制劑或細胞色素BC1
抑制劑。醫藥組合物
本發明之組合物及方法可用於治療有需要之個體。在某些實施例中,個體係哺乳動物,例如人類或非人類哺乳動物。在投與動物(例如人類)時,組合物或化合物較佳係以包含(例如)本發明之化合物及醫藥上可接受之載劑之醫藥組合物形式投與。醫藥上可接受之載劑在業內熟知,且包括(例如)水溶液,例如水或生理緩衝鹽水;或其他溶劑或媒劑,例如二醇、甘油、諸如橄欖油之油或可注射有機酯。在較佳實施例中,當此等醫藥組合物用於人類投與、特別地用於侵入性投與途徑(即,規避運輸或擴散經過上皮障壁之途徑,例如注射或移植)時,水溶液係無熱原的或實質上無熱原的。可選擇賦形劑以(例如)實現藥劑之延遲釋放或選擇性靶向一或多個細胞、組織或器官。醫藥組合物可呈劑量單位形式,例如錠劑、膠囊(包括分散型膠囊及明膠膠囊)、顆粒、用於重構之親液物、粉末、溶液、糖漿、栓劑、注射劑或諸如此類。組合物亦可存在於經皮遞送系統中,例如皮膚貼劑。組合物亦可存在於適於局部投與之溶液中,例如滴眼劑。 醫藥上可接受之載劑可含有生理上可接受之藥劑,其用於(例如)穩定諸如本發明化合物之化合物、增加其溶解度或增加其吸收。此等生理上可接受之藥劑包括(例如)碳水化合物(例如葡萄糖、蔗糖或聚葡萄糖)、抗氧化劑(例如抗壞血酸或麩胱甘肽)、螯合劑、低分子量蛋白質或其他穩定劑或賦形劑。醫藥上可接受之載劑(包括生理上可接受之藥劑)之選擇端視(例如)組合物之投與途徑而定。製劑或醫藥組合物可係自乳化藥物遞送系統或自微乳化藥物遞送系統。醫藥組合物(製劑)亦可係可在其中納入(例如)本發明化合物之脂質體或其他聚合物基質。舉例而言,包含磷脂或其他脂質之脂質體係無毒的生理上可接受且可代謝之載劑,其製作及投與相對簡單。 本文所用之片語「醫藥上可接受」係指在合理藥學判斷範圍內適於與人類及動物組織接觸使用且無過度毒性、刺激性、過敏反應或其他問題或併發症且與合理益處/風險比率相稱之彼等化合物、材料、組合物及/或劑型。 如本文所用之片語「醫藥上可接受之載劑」意指醫藥上可接受之材料、組合物或媒劑,例如液體或固體填充劑、稀釋劑、賦形劑、溶劑或囊封材料。每一載劑必須係「可接受的」,此意指可與調配物之其他成分相容且不損害患者。可用作醫藥上可接受之載劑之材料之一些實例包括:(1)糖,例如乳糖、葡萄糖及蔗糖;(2)澱粉,例如玉米澱粉及馬鈴薯澱粉;(3)纖維素及其衍生物,例如羧甲基纖維素鈉、乙基纖維素及乙酸纖維素;(4)粉末狀黃蓍膠;(5)麥芽;(6)明膠;(7)滑石;(8)賦形劑,例如可可脂及栓劑蠟;(9)油,例如花生油、棉籽油、紅花油、芝麻油、橄欖油、玉米油及大豆油;(10)二醇,例如丙二醇;(11)多元醇,例如甘油、山梨糖醇、甘露醇及聚乙二醇;(12)酯,例如油酸乙酯及月桂酸乙酯;(13)瓊脂;(14)緩衝劑,例如氫氧化鎂及氫氧化鋁;(15)海藻酸;(16)無熱原水;(17)等滲鹽水;(18)林格氏溶液(Ringer's solution);(19)乙醇;(20)磷酸鹽緩衝液溶液;及(21)醫藥調配物中所採用之其他無毒相容物質。 醫藥組合物(製劑)可藉由多種投與途徑中之任一者投與個體,該等投與途徑包括(例如)經口(例如,於水性或非水溶液或懸浮液中之灌劑、錠劑、膠囊(包括分散型膠囊及明膠膠囊)、濃注劑、粉末、顆粒、用於施加至舌之糊劑);經由口腔黏膜吸收(例如經舌下);經肛門、經直腸或經陰道(例如以子宮托、乳膏或泡沫形式);非經腸(包括肌內、靜脈內、皮下或鞘內,例如以無菌溶液或懸浮液形式);經鼻;腹膜內;皮下;經皮(例如以施加至皮膚之貼劑形式);及局部(例如以施加至皮膚之乳膏、軟膏劑或噴霧形式或以滴眼劑形式)。亦可調配化合物用於吸入。在某些實施例中,可將化合物簡單地溶解或懸浮於無菌水中。適當投與途徑及適用於其之組合物之細節可參見(例如)美國專利第6,110,973號、第5,763,493號、第5,731,000號、第5,541,231號、第5,427,798號、第5,358,970號及第4,172,896號以及其中所引用之專利。 調配物可便捷地以單位劑型呈現,且可藉由製藥業內熟知之任何方法來製備。可與載劑材料組合以產生單一劑型之活性成分之量將端視所治療之主體及具體投與方式而變。可與載劑材料組合以產生單一劑型之活性成分之量通常將為產生治療效應之化合物的量。通常,以100%計,此量將在約1%至約99%、較佳約5%至約70%、最佳約10%至約30%之活性成分範圍內。 製備該等調配物或組合物之方法包括使諸如本發明化合物之活性化合物與載劑及視情況一或多種輔助成分結合之步驟。一般而言,該等調配物係藉由以下方式來製備:使本發明化合物與液體載劑或微細固體載劑或二者均勻且充分地結合,且然後(若需要)使產物成型。 適於經口投與之本發明調配物可呈以下形式:膠囊(包括分散型膠囊及明膠膠囊)、扁囊劑、丸劑、錠劑、菱形錠劑(使用矯味基質,通常為蔗糖及阿拉伯膠或黃蓍膠)、親液物、粉末、顆粒;或作為水性或非水性液體中之溶液或懸浮液;或作為水包油型或油包水型液體乳液;或作為酏劑或糖漿;或作為軟錠劑(使用惰性基質,例如明膠及甘油、或蔗糖及阿拉伯膠)及/或作為漱口劑及諸如此類,每一者皆含有預定量之本發明化合物作為活性成分。亦可以濃注劑、舐劑或糊劑之形式投與組合物或化合物。 為製備用於經口投與之固體劑型(膠囊(包括分散型膠囊及凝膠膠囊)、錠劑、丸劑、糖衣錠、粉末、顆粒及諸如此類),將活性成分與一或多種醫藥上可接受之載劑(例如檸檬酸鈉或磷酸二鈣)及/或以下中之任一者混合:(1)填充劑或增量劑,例如澱粉、乳糖、蔗糖、葡萄糖、甘露醇及/或矽酸;(2)黏合劑,例如羧甲基纖維素、藻酸鹽、明膠、聚乙烯吡咯啶酮、蔗糖及/或阿拉伯膠;(3)保濕劑,例如甘油;(4)崩解劑,例如瓊脂、碳酸鈣、馬鈴薯或木薯澱粉、海藻酸、某些矽酸鹽及碳酸鈉;(5)溶液阻滯劑,例如石蠟;(6)吸收加速劑,例如四級銨化合物;(7)潤濕劑,例如鯨蠟醇及單硬脂酸甘油酯;(8)吸收劑,例如高嶺土及膨潤土;(9)潤滑劑,例如滑石粉、硬脂酸鈣、硬脂酸鎂、固體聚乙二醇、月桂基硫酸鈉及其混合物;及(10)錯合劑,例如經修飾或未經修飾之環糊精;及(11)著色劑。在膠囊(包括分散型膠囊及凝膠膠囊)、錠劑及丸劑之情形下,醫藥組合物亦可包含緩衝劑。在使用諸如乳糖(lactose或milk sugar)以及高分子量聚乙二醇及諸如此類等賦形劑之軟質及硬質填充明膠膠囊中,亦可使用類似類型之固體組合物作為填充劑。 可藉由壓製或模製來製得錠劑,其視情況含有一或多種輔助成分。壓製錠劑可使用黏合劑(例如,明膠或羥丙基甲基纖維素)、潤滑劑、惰性稀釋劑、防腐劑、崩解劑(例如,羥乙酸澱粉鈉或交聯羧甲基纖維素鈉)、表面活性劑或分散劑來製備。模製錠劑可藉由在適宜機器中模製經惰性液體稀釋劑潤濕之粉末狀化合物之混合物來製得。 醫藥組合物之錠劑及其他固體劑型(例如糖衣錠、膠囊(包括分散型膠囊及凝膠膠囊)、丸劑及顆粒)可視情況經刻痕或使用諸如腸溶包衣及醫藥調配業內熟知之其他包衣等包衣及外殼來製備。亦可使用(例如)提供期望釋放概況之不同比例之羥丙基甲基纖維素、其他聚合物基質、脂質體及/或微球體對其進行調配以便在其中提供活性成分之緩慢或受控釋放。該等固體劑型可藉由(例如)藉助細菌截留過濾器過濾或藉由納入滅菌劑來進行滅菌,該等滅菌劑呈可在即將使用前溶解於無菌水或一些其他無菌可注射介質中之無菌固體組合物形式。該等組合物亦可視情況含有遮光劑且亦可為視情況以延遲方式僅(或優先)在胃腸道之某一部分中釋放活性成分之組合物。可使用之包埋組合物之實例包含聚合物質及蠟。若適當,活性成分亦可呈含有一或多種上述賦形劑之微囊封形式。 可用於經口投與之液體劑型包括醫藥上可接受之乳液、用於重構之親液物、微乳液、溶液、懸浮液、糖漿及酏劑。除活性成分以外,液體劑型可含有業內常用之惰性稀釋劑,例如水或其他溶劑;環糊精及其衍生物;增溶劑及乳化劑,例如乙醇、異丙醇、碳酸乙酯、乙酸乙酯、苄醇、苯甲酸苄基酯、丙二醇、1,3-丁二醇;油(具體而言,棉籽油、花生油、玉米油、胚芽油、橄欖油、蓖麻油及芝麻油);甘油;四氫呋喃醇;聚乙二醇及去水山梨醇之肪酸酸酯及其混合物。 除惰性稀釋劑外,口服組合物亦可包括佐劑,例如潤濕劑、乳化劑及懸浮劑、甜味劑、矯味劑、著色劑、芳香劑及防腐劑。 除活性化合物外,懸浮液可含有懸浮劑,例如乙氧基化異硬脂醇、聚氧乙烯山梨醇及去水山梨醇酯、微晶纖維素、偏氫氧化鋁、膨潤土、瓊脂及黃蓍膠及其混合物。 用於直腸、陰道或尿道投與之醫藥組合物之調配物可呈現為栓劑,該栓劑可藉由將一或多種活性化合物與一或多種適宜非刺激性賦形劑或載劑(包含例如可可脂、聚乙二醇、栓劑蠟或柳酸鹽)混合來製備,且該栓劑在室溫下為固體,但在體溫下為液體,且因此將在直腸或陰道腔中融化並釋放活性化合物。 用於投與口之醫藥組合物之調配物可以漱口劑或經口噴霧或經口軟膏劑形式存在。 或者或另外,可調配組合物以經由導管、支架、導線或其他管腔內裝置遞送。經由此等裝置遞送對於遞送至膀胱、尿道、輸尿管、直腸或腸可尤其有用。 適於陰道投與之調配物亦包括含有業內已知為適當之此等載劑之子宮托、塞子、乳膏、凝膠、膏糊、泡沫或噴霧劑調配物。 用於局部或經皮投與之劑型包括粉末、噴霧劑、軟膏劑、糊劑、乳膏、洗液、凝膠、溶液、貼劑及吸入劑。活性化合物可在無菌條件下與醫藥上可接受之載劑並與可能需要之任何防腐劑、緩衝劑或推進劑混合。 除活性化合物以外,軟膏劑、糊劑、乳膏及凝膠可含有賦形劑,例如動物及植物脂肪、油、蠟、石蠟、澱粉、黃蓍膠、纖維素衍生物、聚乙二醇、聚矽氧、膨潤土、矽酸、滑石及氧化鋅或其混合物。 除活性化合物以外,粉末及噴霧劑可含有賦形劑,例如乳糖、滑石粉、矽酸、氫氧化鋁、矽酸鈣及聚醯胺粉末或該等物質之混合物。噴霧劑可另外含有慣用推進劑,例如氯氟烴類及未經取代之揮發性烴類,例如丁烷及丙烷。 經皮貼片具有提供本發明化合物至身體之受控遞送之額外優點。此等劑型可藉由將活性化合物溶解或分散於適當介質中來製得。亦可使用吸收促進劑來增加化合物穿過皮膚之通量。此通量之速率可藉由提供速率控制膜或將化合物分散於聚合物基質或凝膠中來加以控制。 眼用調配物、眼用軟膏劑、粉末、溶液及諸如此類亦涵蓋於本發明範圍內。實例性眼用調配物闡述於美國公開案第2005/0080056號、第2005/0059744號、第2005/0031697號及第2005/004074號及美國專利第6,583,124號中,其內容以引用方式併入本文中。若期望,液體眼用調配物具有與淚液、前眼房水或後眼房水類似之性質或與此等流體相容。較佳投與途徑係局部(local)投與(例如局部(topical)投與,例如滴眼劑或經由植入物投與)。 如本文所用之片語「非經腸投與(parenteral administration及administered parenterally)」意指除經腸及局部投與外通常藉由注射之投與模式,且包括(但不限於)靜脈內、肌內、動脈內、鞘內、囊內、眶內、心內、真皮內、腹膜內、經氣管、皮下、表皮下、關節內、囊下、蛛網膜下、脊椎內及胸骨內注射及輸注。適於非經腸投與之醫藥組合物包含一或多種活性化合物與以下物質之組合:一或多種醫藥上可接受之無菌等滲水性或非水性溶液、分散液、懸浮液或乳液;或無菌粉末,其可在即將使用前重構為無菌可注射溶液或分散液,該等物質可含有抗氧化劑、緩衝液、抑菌劑、使調配物與既定接受者之血液等滲之溶質或懸浮劑或增稠劑。 可用於本發明醫藥組合物中之適宜水性及非水性載劑之實例包括水、乙醇、多元醇(例如,甘油、丙二醇、聚乙二醇及諸如此類)及其適宜混合物、植物油(例如橄欖油)及可注射有機酯(例如油酸乙酯)。舉例而言,藉由使用諸如卵磷脂等包衣材料、維持所需粒度(在分散劑之情形下)及使用表面活性劑可維持適當流動性。 該等組合物亦可含有佐劑,例如防腐劑、潤濕劑、乳化劑及分散劑。微生物作用之預防可藉由納入各種抗細菌及抗真菌劑來確保,例如對羥基苯甲酸、氯丁醇、苯酚山梨酸及諸如此類。亦可期望將等滲劑,例如糖、氯化鈉及諸如此類納入該等組合物中。此外,可藉由納入延遲吸收之藥劑(例如,單硬脂酸鋁及明膠)達成可注射醫藥形式之長效吸收。 在一些情形下,為延長藥物之效應,期望減緩來自皮下或肌內注射之藥物之吸收。此可藉由使用具有較差水溶性之結晶或非晶型材料之液體懸浮液來實現。則藥物之吸收速率取決於其溶解速率,而溶解速率繼而可取決於晶體大小及結晶形式。或者,藉由將非經腸投與之藥物形式溶解或懸浮於油媒劑中來實現該藥物之延遲吸收。 可注射儲積形式係藉由在生物可降解聚合物(例如聚交酯-聚乙醇酸交酯)中形成標的化合物之微囊封基質來製得。 端視藥物對聚合物之比率及所用具體聚合物之性質,可控制藥物釋放速率。其他生物可降解聚合物之實例包括聚(原酸酯)及聚(酸酐)。儲積可注射調配物亦可藉由將藥物包裹於與身體組織相容之脂質體或微乳液中來製備。 對於本發明方法中之用途,活性化合物可以原樣或以醫藥組合物形式給予,該醫藥組合物含有例如0.1%至99.5% (更佳地0.5%至90%)之活性成分與醫藥上可接受之載劑之組合。 引入方法亦可藉由可再充電或生物可降解裝置提供。近年來已研發並在活體內測試多種緩慢釋放聚合裝置用於控制遞送藥物,包括蛋白質性生物醫藥劑。可使用包括生物可降解及不可降解聚合物二者之多種生物相容聚合物(包括水凝膠),以形成用於在特定靶位點持續釋放化合物之移植物。 可改變醫藥組合物中活性成分之實際劑量值,以獲得對於特定患者、組合物及投與模式有效達成期望治療反應而對患者無毒性之活性成分量。 所選劑量值將端視多種因素而定,該等因素包括所用特定化合物或化合物之組合或其酯、鹽或醯胺之活性、投與途徑、投與時間、所用特定化合物之排泄速率、治療之持續時間、與所用特定化合物組合使用之其他藥物、化合物及/或材料、所治療患者之年齡、性別、體重、病狀、一般健康狀況及先前病歷及已為醫學業內所熟知之類似因素。 熟習此項技術之醫師或獸醫可容易地確定並在處方中開出所需醫藥組合物之治療有效量。舉例而言,醫師或獸醫師可以低於達成期望治療效應所需之水凖開始醫藥組合物或化合物之劑量,並逐漸增加劑量直至達成期望之效應為止。「治療有效量」意指足以引發期望治療效應之化合物濃度。通常應理解,化合物之有效量將根據個體之體重、性別、年齡及病歷而變化。影響有效量之其他因素可包括(但不限於)患者病狀之嚴重程度、所治療之病症、化合物之穩定性及(若期望)與本發明之化合物一起投與之另一類治療劑。較大之總劑量可藉由多次投與藥劑來遞送。熟習此項技術者已知測定效能及劑量之方法(Isselbacher等人,(1996) Harrison’s Principles of Internal Medicine,第13版,1814-1882,其以引用方式併入)。 一般而言,本發明之組合物及方法中所用活性化合物之適宜日劑量將為有效地產生治療效應之最低劑量之化合物量。此一有效劑量通常將端視上述因素而定。 若期望,活性化合物之有效日劑量可作為1個、2個、3個、4個、5個、6個或更多個子劑量來投與,該等子劑量係以適當間隔在全天內、視情況以單位劑型分開投與。在本發明之某些實施例中,活性化合物可每天投與兩次或三次。在較佳實施例中,活性化合物將每天投與一次。 接受此治療之患者係任何有需要之動物,包括靈長類動物、具體而言人類;及其他哺乳動物,一般而言例如馬、牛、豬、綿羊、貓及狗;家禽;及寵物。 在某些實施例中,本發明之化合物可單獨使用或與另一類治療劑聯合投與。 本發明包括本發明化合物之醫藥上可接受之鹽在本發明之組合物及方法中之用途。在某些實施例中,所涵蓋之本發明之鹽包括(但不限於)烷基銨、二烷基銨、三烷基銨或四烷基銨鹽。在某些實施例中,所涵蓋之本發明之鹽包括(但不限於) L-精胺酸、苯乙苄胺、苄星青黴素(benzathine)、甜菜鹼、氫氧化鈣、膽鹼、地阿諾(deanol)、二乙醇胺、二乙胺、2-(二乙基胺基)乙醇、乙醇胺、乙二胺、N-甲基葡萄糖胺、哈胺(hydrabamine)、1H-咪唑、鋰、L-離胺酸、鎂、4-(2-羥基乙基)嗎啉、六氫吡嗪、鉀、1-(2-羥基乙基)吡咯啶、鈉、三乙醇胺、胺丁三醇及鋅鹽。在某些實施例中,所涵蓋之本發明之鹽包括(但不限於) Na、Ca、K、Mg、Zn或其他金屬鹽。在某些實施例中,所涵蓋之本發明之鹽包括(但不限於) 1-羥基-2-萘甲酸、2,2-二氯乙酸、2-羥基乙磺酸、2-側氧基戊二酸、4-乙醯胺基苯甲酸、4-胺基柳酸、乙酸、己二酸、L-抗壞血酸、L-天冬胺酸、苯磺酸、苯甲酸、(+)-樟腦酸、(+)-樟腦-10-磺酸、癸酸(decanoic acid)、己酸(caproic acid、hexanoic acid)、辛酸(octanoic acid)、碳酸、肉桂酸、檸檬酸、環拉酸、十二烷基硫酸、乙烷-1,2-二磺酸、乙磺酸、甲酸、富馬酸、半乳糖二酸、龍膽酸、D-葡萄糖甲酸、D-葡萄糖酸、D-葡糖醛酸、麩胺酸、戊二酸、甘油磷酸、乙醇酸、馬尿酸、氫溴酸、鹽酸、異丁酸、乳酸、乳糖醛酸、月桂酸、馬來酸、L-蘋果酸、丙二酸、苦杏仁酸、甲磺酸、萘-1,5-二磺酸、萘-2-磺酸、菸鹼酸、硝酸、油酸、草酸、棕櫚酸、撲酸、磷酸、丙酸、L-焦麩胺酸、柳酸、癸二酸、硬脂酸、琥珀酸、硫酸、L-酒石酸、硫氰酸、對甲苯磺酸、三氟乙酸及十一烯酸之鹽。 醫藥上可接受之酸加成鹽亦可以與(例如)水、甲醇、乙醇、二甲基甲醯胺及諸如此類之多種溶劑合物形式存在。亦可製備此等溶劑合物之混合物。此溶劑合物之來源可來自結晶之溶劑、製備或結晶之溶劑中固有的或對此溶劑而言係偶然存在的。 潤濕劑、乳化劑及潤滑劑(例如月桂基硫酸鈉及硬脂酸鎂)以及著色劑、釋放劑、包衣劑、甜味劑、矯味劑及芳香劑、防腐劑及抗氧化劑亦可存在於組合物中。 醫藥上可接受之抗氧化劑之實例包括:(1)水溶性抗氧化劑,例如抗壞血酸、氫氯酸半胱胺酸、硫酸氫鈉、偏亞硫酸氫鈉、亞硫酸鈉及諸如此類;(2)油溶性抗氧化劑,例如棕櫚酸抗壞血酸酯、丁基化羥基苯甲醚(BHA)、丁基化羥基甲苯(BHT)、卵磷脂、沒食子酸丙酯、α-生育酚及諸如此類;及(3)金屬螯合劑,例如檸檬酸、乙二胺四乙酸(EDTA)、山梨醇、酒石酸、磷酸及諸如此類。實例 實例 1 : 一般 方法
在Varian 400 MHz上記錄NMR光譜用於1
H NMR。在以ES (+)離子化模式操作之Shimadzu LCMS 2010 (管柱:sepax ODS 50×2.0 mm, 5 um)或Agilent 1200 HPLC, 1956 MSD (管柱:Shim-pack XR-ODS 30×3.0 mm,2.2 um)之四極質譜儀上進行LCMS。實例 2 :合成方法 A 合成方法 A :
藉由3-(3-氯苄基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(R1
係環丙基且R2
係3-氯苯基)之製備代表方法A之一般程序代表方法 A 之合成方案 1. 步驟 1. 將2-(3-氯苯基)乙酸(50.0 g, 293.1 mmol, 1.0 eq)於SOCl2
(300.0 mL)中之溶液在60℃下攪拌約16 h。TLC (石油醚/乙酸乙酯= 3/1)顯示起始材料完全消耗(藉由甲醇淬滅)。然後藉由旋轉蒸發器濃縮混合物,以得到呈淺黃色液體形式之2-(3-氯苯基)乙醯氯(55.4 g,粗製物)。 步驟 2. 在-40℃至-20℃下,向丙二腈(19.4 g, 293.1 mmol, 1.0 eq)於THF (500.0 mL)中之溶液分多次添加NaH (14.1 g, 351.7 mmol, 60%純度,1.2 eq),攪拌約20 min並然後添加2-(3-氯苯基)乙醯氯(55.4 g,粗製物,1.0 eq)於THF (500.0 mL)中之溶液,同時使溫度維持在-40℃與-20℃之間。在此溫度下持續攪拌約40 min。TLC (石油醚/乙酸乙酯= 2/1;產物Rf
= 0.4)指示反應完成,並藉由添加1 L水將反應淬滅,用3 × 500 mL乙酸乙酯萃取並乾燥(硫酸鈉)且濃縮合併之有機部分。藉由管柱層析(SiO2
,石油醚/乙酸乙酯= 5/1至2/1)純化提供呈紅色油狀物之2-(2-(3-氯苯基)乙醯基)丙二腈(21.0 g, 96.0 mmol, 32.8%產率)。 步驟 3. 在5℃下,向2-(2-(3-氯苯基)乙醯基)丙二腈(6.7 g, 30.5 mmol, 1.0 eq)於THF (70.0 mL)中之溶液分多次添加NaH (1.8 g, 45.8 mmol, 60%純度,1.5 eq)。在5℃下攪拌約15 min後,逐滴添加Me2
SO4
(15.4 g, 122.0 mmol, 4.0 eq)並然後將反應混合物加熱至70℃保持約16 h。藉由添加300 mL水將反應淬滅,用3 × 200 mL乙酸乙酯萃取並乾燥(硫酸鈉)且濃縮合併之有機部分。藉由管柱層析(SiO2
,石油醚/乙酸乙酯= 10/1至3/1)純化提供呈黃色油狀物之2-(2-(3-氯苯基)-1-甲氧基伸乙基)丙二腈(14.0 g, 60.2 mmol, 65.7%產率)。1
H NMR (400 MHz, CDCl3
) δ = 7.35 (d,J
= 5.2 Hz, 2H), 7.25 (d,J
= 9.6 Hz, 1H), 7.16 (t,J
= 3.6 Hz, 1H), 4.09 (s, 3H), 3.98 (s, 2H)。 步驟 4. 向2-(2-(3-氯苯基)-1-甲氧基伸乙基)丙二腈(4.0 g, 17.2 mmol, 1.0 eq)及環丙基肼(3.73 g, 34.4 mmol, 2.0 eq, HCl)於乙醇(50.0 mL)中之混合物添加三乙胺(6.9 g, 68.7 mmol, 4.0 eq)。在氮氣氛下在95℃下攪拌2 h後,藉由TLC (石油醚/乙酸乙酯= 1/1;產物Rf
0.4)認為反應完成並在減壓下濃縮。藉由管柱層析(SiO2
,石油醚/乙酸乙酯= 5/1至3/1)純化殘餘物,以得到呈黃色固體形式之5-胺基-3-(3-氯苄基)-1-環丙基-1H-吡唑-4-甲腈(4.0 g, 14.6 mmol, 85.3%產率)。1
H NMR:(400MHz, CDCl3
) δ = 7.27 (s, 1H), 7.24 - 7.17 (m, 3H), 4.63 (s, 2H), 3.86 (s, 2H), 3.10 - 3.05 (m, 1H), 1.14 - 1.08 (m, 4H)。 步驟 5. 將5-胺基-3-(3-氯苄基)-1-環丙基-1H-吡唑-4-甲腈(400.0 mg, 1.5 mmol, 1.0eq
)及甲醯胺(9.0 g, 200.7 mmol, 8.0 mL, 136.8eq
)在180℃下攪拌約6 h。藉由TLC (二氯甲烷/甲醇= 10/1, Rf
= 0.55)監測反應進展,且在完成時將混合物傾倒至約15 mL水中並用3 × 20 mL乙酸乙酯萃取。乾燥(Na2SO4)、濃縮合併之有機部分並藉由管柱層析(SiO2
, DCM/甲醇 30/1至20/1)純化剩餘之殘餘物,以提供420 mg呈黃色固體形式之產物。藉由HPLC (條件:中性)進一步純化70 mg粗產物得到21.4 mg呈白色固體形式之3-(3-氯苄基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(1)。1
H NMR:(400MHz, CDCl3
) δ = 8.34 (s, 1H), 7.25 (d,J
= 1.2 Hz, 2H), 7.20 (s, 1H), 7.09 (d,J
= 5.6 Hz, 1H), 4.94 (s, 2H), 4.26 (s, 2H), 3.75 - 3.71 (m, 1H), 1.34 - 1.30 (m, 2H), 1.19 - 1.14 (m, 2H)。LCMS :
(M+H)+
:300.1,Rt:2.254 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 使用不同起始材料,以與方法A類似之方式製備以下化合物。表 1 :藉由方法 A 製備 之 化合物 合成方法 B :
藉由3-(3-氯苄基)-1-環丁基-1H-吡唑并[3,4-d]嘧啶-4-胺之製備代表方法B之一般程序代表方法 B 之合成方案 2 在氮氣下,向3-(3-氯苄基)-1H-吡唑并[3,4-d]嘧啶-4-胺(100.0 mg, 385.1 µmol, 1.0 eq)及K2
CO3
(106.4 mg, 770.1 µmol, 2.0 eq;如方法A中所述製備,其中R1 = H)於無水DMF (4.0 mL)中之懸浮液添加溴環丁烷(104.0 mg, 770.1 µmol, 2.0 eq),並將混合物在70℃下攪拌16 h。過濾反應混合物並藉由製備型-HPLC (條件:中性)純化濾液,以得到呈灰白色固體形式之3-(3-氯苄基)-1-環丁基-1H-吡唑并[3,4-d]嘧啶-4-胺(6) (45.5 mg, 145.0 µmol, 37.7%產率)。1
H NMR:(400MHz, DMSO-d6
) δ = 8.13 (s, 1H), 7.36 - 7.19 (m, 5H), 5.27 - 5.19 (m, 1H), 4.40 (s, 2H), 2.69 - 2.62 (m, 2H), 2.36 - 2.34 (m, 2H), 1.87 - 1.81 (m, 2H)。LCMS:(M+H)+
:314.3,Rt:2.471 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。合成 方法 C :
由1-環丙基-3-(3-(吡啶-2-基)苄基)-1H-吡唑并[3,4-d]嘧啶-4-胺之製法代表之一般程序代表方法 C 之合成方案 3 在氮氣氛下,將3-(3-溴苄基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(100 mg, 290.52 µmol, 1.00 eq)、三丁基(2-吡啶基)錫烷(106.95 mg, 290.52 µmol, 1.00 eq)、Pd2
(dba)3
(7.98 mg, 8.72 µmol, 0.03 eq)、XPhos (23.54 mg, 49.39 µmol, 0.17 eq)於二噁烷(2.00 mL)中之混合物在100℃下攪拌約16 h。藉由LCMS監測反應,且在完成時過濾反應混合物並藉由製備型-HPLC (條件:TFA)純化濾液,以得到呈白色固體形式之1-環丙基-3-(3-(吡啶-2-基)苄基)-1H-吡唑并[3,4-d]嘧啶-4-胺(7) (16.52 mg, 36.19 µmol, 12.46%產率)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.73 (d,J
= 5.2 Hz, 1H), 8.38 - 8.31 (m, 2H), 8.13 (d,J
= 8.0 Hz, 1H), 7.87 - 7.80 (m, 2H), 7.78 - 7.73 (m, 1H), 7.60 - 7.54 (t,J
= 7.6 Hz, 1H), 7.51 - 7.46 (m, 1H), 4.54 (s, 2H), 3.92 (m, 1H), 1.32 - 1.22 (m, 2H), 1.20 - 1.10 (m, 2H)。LCMS:實測值M+H 343.1,預測值M+H 343.2。LC/MS條件(梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。合成替代方法 C
藉由3-([1,1'-聯苯]-3-基甲基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺之製備代表之一般程序代表替代方法 C 之合成方案 4 在氮氣氛下,將3-(3-氯苄基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(50.0 mg, 166.8 µmol, 1.0eq
)、苯基酸(30.5 mg, 250.2 µmol, 1.5eq
)、K3
PO4
(70.8 mg, 333.6 µmol, 2.0eq
)、氯[(三-第三丁基膦)-2-(2-胺基聯苯)]鈀(II) (CAS:1375325-71-5) (8.5 mg, 16.7 µmol, 0.1eq
)於乙醇(4.0 mL)及H2
O (1.0 mL)中之混合物在100℃下攪拌約16 h。將混合物過濾並藉由旋轉蒸發器濃縮濾液,並藉由製備型-HPLC (條件:中性)純化所得殘餘物,以提供呈白色固體形式之3-([1,1'-聯苯]-3-基甲基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(8) (23.3 mg, 68.2 µmol, 40.9%產率)。1
H NMR:(400 MHz, CDCl3
) δ = 8.34 (s, 1H), 7.54 - 7.46 (m, 3H), 7.44 - 7.41 (m, 4H), 7.37 - 7.36 (m, 1H), 7.34 - 7.20 (m, 1H), 4.90 (s, 2H), 4.37 (s, 2H), 3.74 (d,J
= 3.6 Hz, 1H), 1.35 (s, 2H), 1.20 - 1.16 (m, 2H)。LCMS:(M+H)+
:242.2,Rt:2.519 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 使用不同起始材料,以與方法C類似之方式製備以下化合物。表 2 :藉由方法 C 製備 之 化合物 合成方法 D
藉由(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)(苯基)甲醇及3-苄基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺之製備代表之一般程序代表方法 D 之合成方案 5 步驟 1. 將(E)-二氮烯-1,2-二甲酸二-第三丁基酯(200.0 g, 868.5 mmol, 1.0eq
)、環丙基酸(149.2 g, 1.7 mol, 2.0eq
)及Cu(OAc)2
(15.7 g, 86.8 mmol, 0.1eq
)在DMF (2.0 L)中合併,脫氣並用N2
吹掃三次,且然後在N2
氣氛下在30℃下攪拌24 h。在減壓下濃縮混合物並在EtOAc (2 L)與H2
O (2 L)之間分配。分離有機相,用鹽水(2 L)洗滌,經Na2
SO4
乾燥,過濾並在減壓下濃縮以得到殘餘物。將殘餘物溶解於2 L石油醚中,攪拌16 h並過濾,以收集固體從而提供呈白色固體形式之1-環丙基肼-1,2-二甲酸二-第三丁基酯(470.0 g, 66.0%產率)。1
H NMR (400 MHz, CDCl3
) δ = 3.12 - 3.04 (m, 1H), 1.63 (s, 1H), 0.87 - 0.80 (m, 4H)。 步驟 2. 在20℃下,將1-環丙基肼-1,2-二甲酸二-第三丁基酯(20.0 g, 73.4 mmol, 1.0eq
)在HCl/MeOH (200.0 mL)中攪拌2 h。在減壓下濃縮混合物,以得到環丙基肼(10.0 g, 68.9 mmol, 93.8%產率)而不經進一步純化。 步驟 3. 將丙二腈(12.5g, 189.5 mmol, 1.0 eq)溶解於THF (600.0 mL)中並在0-5℃下攪拌溶液,同時在逐滴添加於THF (70.0 mL)中之2-(苄基氧基)乙醯氯(35.0 g, 189.5 mmol, 29.4 mL, 1.0 eq)後分多次添加NaH (15.1 g, 379.1 mmol, 60%純度,2.0 eq)。將溶液在20℃下攪拌2 h。將反應混合物傾倒至1 M HCl (0.5 L)中並用3 × 100 mL EtOAc萃取。使用鹽水(250 mL)洗滌合併之有機部分,經Na2
SO4
乾燥,過濾,並在減壓下濃縮。將剩餘之殘餘物與石油醚(250 mL)一起研磨,以得到呈黃色固體形式之2-(2-(苄基氧基)乙醯基)丙二腈(37.5 g, 165 mmol, 86.7%產率)。 步驟 4. 將2-(2-(苄基氧基)乙醯基)丙二腈(35.0 g, 163.3 mmol, 1.0 eq)、Me2
SO4
(28.8 g, 228.7 mmol, 21.6 mL, 1.4 eq)及K2
CO3
(38.3 g, 277.7 mmol, 1.7 eq)於二噁烷(500.0 mL)中之混合物脫氣並用N2
吹掃三次,且然後在N2
氣氛下在85℃下攪拌3 h。在減壓下濃縮混合物並藉由管柱層析(SiO2
,石油醚/乙酸乙酯= 1/1)純化殘餘物,以提供呈黃色油狀物之2-(2-(苄基氧基)-1-甲氧基伸乙基)丙二腈(17.0 g, 38.7 mmol, 23.6%產率)。1
H NMR:(400MHz, CDCl3
) δ = 7.41 - 7.35 (m, 5H), 4.63 (s, 2H), 4.45 (s, 2H), 4.20 (s, 3H)。 步驟 5. 將2-(2-(苄基氧基)-1-甲氧基伸乙基)丙二腈(20.0 g, 87.6 mmol, 1.0 eq)、環丙基肼(10.4 g, 96.3 mmol, 1.1 eq, HCl)、Et3
N (11.5 g, 113.9 mmol, 15.7 mL, 1.3 eq)於EtOH (400.0 mL)中之混合物脫氣並用N2
吹掃三次,且然後在N2
氣氛下在90℃下攪拌4 h。在減壓下濃縮混合物並藉由管柱層析(SiO2
,石油醚/乙酸乙酯= 1/2)純化剩餘之殘餘物,以提供呈黃色固體形式之5-胺基-3-((苄基氧基)甲基)-1-環丙基-1H-吡唑-4-甲腈(16.0 g, 59.6 mmol, 68.0%產率)。1
H NMR:(400MHz, CDCl3
) δ = 7.44 - 7.39 (m, 2H), 7.35 (t,J
= 7.2 Hz, 2H), 7.32 - 7.27 (m, 1H), 4.67 (s, 2H), 4.61 (s, 2H), 4.47 (s, 2H), 3.12 - 3.04 (m, 1H), 1.16 - 1.05 (m, 4H)。 步驟 6. 將5-胺基-3-((苄基氧基)甲基)-1-環丙基-1H-吡唑-4-甲腈(15.0 g, 55.9 mmol, 1.0eq
)及甲醯胺(254.2 g, 5.6 mol, 225.0 mL, 100.9eq
)之混合物脫氣並用N2
吹掃三次,且然後在N2
氣氛下在180℃下攪拌6 h。在20℃下將溶液靜置12 h並藉由過濾分離沈積之結晶材料,並用甲醯胺(30 mL)、水(100 mL)洗滌並在減壓下乾燥,以得到呈黃色固體形式之3-((苄基氧基)甲基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(15.0 g, 50.6 mmol, 90.5%產率)。1
H NMR:(400MHz, CDCl3
) δ = 8.33 (s, 1H), 8.22 (d,J
= 13.6 Hz, 1H), 7.39 - 7.28 (m, 5H), 4.86 (s, 2H), 4.59 (s, 2H), 3.72 - 3.66 (m, 1H), 1.30 - 1.23 (m, 2H), 1.18 - 1.09 (m, 2H)。 步驟 7. 在-78℃下,向3-((苄基氧基)甲基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(13.0 g, 44.0 mmol, 1.0 eq)於DCM (390.0 mL)中之溶液逐滴添加BCl3
(1 M, 176.0 mL, 4.0 eq),然後使反應升溫至0℃並在0℃下攪拌15 min。TLC (DCM/MeOH = 10/1)指示不剩餘起始材料且檢測到一個具有較大極性之主要新斑點。在-78℃下將反應用MeOH (100 mL)淬滅,並然後在0℃下藉由添加NH3
.H2
O將pH調整至7。將混合物過濾並在減壓下濃縮濾液。藉由添加石油醚(100 mL)使剩餘之殘餘物沈澱,過濾並在減壓下濃縮濾餅,以得到呈棕色固體形式之(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)甲醇(15.0 g,粗製物)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.18 (s, 1H), 8.05 (s, 1H), 4.82 (s, 2H), 3.70 - 3.59 (m, 1H), 1.19 - 1.07 (m, 4H)。 步驟 8. 將(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)甲醇(5.0 g, 24.3 mmol, 1.0eq
)及MnO2
(21.1 g, 243.6 mmol, 10.0eq
)於CHCl3
(20.0 mL)中之混合物脫氣,並用N2
吹掃三次,且然後在N2
氣氛下在20 - 35℃下攪拌24 h。將混合物過濾並在減壓下濃縮濾液,以得到呈黃色固體形式之4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-甲醛(2.0 g, 7.0 mmol, 29.0%產率)而不經進一步純化。1
H NMR:(400MHz,甲醇-d4
) δ = 9.91 (s, 1H), 8.29 (s, 1H), 4.04 - 3.98 (m, 1H), 1.36 - 1.34 (m, 2H), 1.21 - 1.19 (m, 2H)。 步驟 9. 在0℃下,向4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-甲醛(200.0 mg, 984.2 umol, 1.0 eq)於THF (10.0 mL)中之溶液添加溴(苯基)鎂(3 M, 656.1 uL, 2.0 eq)。使混合物升溫至20℃並在20℃下攪拌12 h,然後用飽和NH4
Cl水溶液(10 mL)淬滅並用DCM (2×5 mL)萃取。將合併之有機層經Na2
SO4
乾燥,過濾並在減壓下濃縮。藉由製備型-HPLC (條件:中性)純化剩餘之殘餘物,以得到呈白色固體形式之(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)(苯基)甲醇(39.0 mg, 125.1 µmol, 12.7%產率,90.2%純度)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.18 (s, 1H), 7.41 - 7.36 (m, 2H), 7.31 (t,J
= 7.6 Hz, 2H), 7.26 - 7.20 (m, 1H), 6.02 (s, 1H), 3.71 - 3.65 (m, 1H), 1.20 - 1.18 (m, 2H), 1.13 - 1.10 (m, 2H)。LCMS:(M+H)+
:282.1,Rt:2.267 min。LC/MS (梯度為在3.4 min內1-90% B,在0.45 min內90-100% B,在0.01 min內100-1% B且然後在1% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 步驟 10. 向(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)(苯基)甲醇(19.0 mg, 67.5 µmol, 1.0eq
)於TFA (500.0 µL)中之溶液添加Et3
SiH (27.4 mg, 236.3 µmol, 37.6 µL, 3.5eq
)。將混合物在20℃下攪拌48 h,在減壓下濃縮並藉由製備型-HPLC (條件:TFA)純化,以得到呈白色固體形式之3-苄基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(15) (6.2 mg, 23.0 µmol, 34.1%產率,98.7%純度)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.29 (s, 1H), 7.34 - 7.27 (m, 2H), 7.27 - 7.16 (m, 3H), 4.38 (s, 2H), 3.91 - 3.85 (m, 1H), 1.32 - 1.26 (m, 2H), 1.19 - 1.13 (m, 2H)。LCMS:(M+H)+
:266.1,Rt:1.983 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B,且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 替代步驟 9.
藉由(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)(吡啶-3-基)甲醇之製備代表在-78℃下,向3-溴吡啶(467.6 mg, 2.9 mmol, 285.1 µL, 2.0eq
)於THF (20.0 mL)中之溶液添加逐滴n-BuLi (2.5 M, 1.3 mL, 2.2eq
),隨後添加4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-甲醛(300.0 mg, 1.4 mmol, 1.0eq
)。將混合物在-78℃下攪拌2 h且然後升溫至20℃並攪拌12 h。將反應用aq.NH4
Cl (10 mL)淬滅,用DCM (2×5 mL)萃取並將合併之有機層經Na2
SO4
乾燥,過濾並在減壓下濃縮。藉由製備型-HPLC (條件:TFA)純化殘餘物,以得到呈黃色固體形式之(4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)(吡啶-3-基)甲醇(30.0 mg, 105.4 µmol, 7.1%產率,99.2%純度)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.87 (d,J
= 1.6 Hz, 1H), 8.70 (d,J
= 5.6 Hz, 1H), 8.39 (d,J
= 8.0 Hz, 1H), 8.36 (s, 1H), 7.86 (dd,J
= 5.6, 8.0 Hz, 1H), 6.34 (s, 1H), 3.95 - 3.89 (m, 1H), 1.28 - 1.22 (m, 2H), 1.18 - 1.11 (m, 2H)。LCMS:(M+H)+
:283.1,Rt:2.037 min。LC/MS (梯度為在3.4 min內0-80% B,在0.45 min內80-100% B,在0.01 min內100-0% B且然後在0% B下保持0.65 min (0.6 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 使用不同起始材料,以與方法D類似之方式製備以下化合物。表 3 :藉由方法 D 製備之化合物 合成方法 E
藉由3-(3-氯苯乙基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺及1-環丙基-3-(3-氟苯乙基)-1H-吡唑并[3,4-d]嘧啶-4-胺之製備代表之一般程序代表方法 E 之合成方案 6 步驟 1. 在20℃下,向BLAH-甲基-三苯基-磷烷(2.6 g, 7.3 mmol, 1.5eq
)於THF (40.0 mL)中之溶液一次性添加t-BuOK (1.3 g, 12.3 mmol, 2.5eq
)。添加後,將混合物在此溫度下攪拌0.5 h,且然後在20℃下添加4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-甲醛(1.0 g, 4.9 mmol, 1.0eq
)。將所得混合物在20℃下攪拌12 h。將混合物過濾並在減壓下濃縮濾液,以得到殘餘物。藉由管柱層析(SiO2
, DCM/MeOH = 20/1)純化殘餘物,以得到呈白色固體形式之1-環丙基-3-乙烯基-1H-吡唑并[3,4-d]嘧啶-4-胺(450.0 mg, 1.3 mmol, 28.1%產率)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.19 (s, 1H), 7.07 (dd,J
= 11.2, 17.2 Hz, 1H), 6.05 (dd,J
= 1.6, 17.2 Hz, 1H), 5.55 - 5.49 (m, 1H), 3.76 - 3.70 (m, 1H), 1.28 - 1.21 (m, 2H), 1.16 - 1.10 (m, 2H)。 步驟 2. 將1-環丙基-3-乙烯基-1H-吡唑并[3,4-d]嘧啶-4-胺(125.0 mg, 621.1 µmol, 1.0eq
)、3-氯碘苯(148.1 mg, 621.1 µmol, 76.7 µL, 1.0eq
)、Pd(OAc)2
(1.3 mg, 6.2 µmol, 0.01eq
)、三鄰甲苯基膦(56.7 mg, 186.3 µmol, 0.3eq
)及DIPEA (120.4 mg, 931.7 µmol, 162.7 µL, 1.5eq
)在DMF (1.5 mL)中合併並脫氣,並用N2
吹掃三次,然後在N2
氣氛下在115℃下攪拌12 h。經由矽藻土將混合物過濾,且在減壓下濃縮濾液。藉由製備型-HPLC (條件:TFA)純化殘餘物,以得到呈棕色固體形式之(E)-3-(3-氯苯乙烯基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(50.0 mg, 110.3 µmol, 17.7%產率,94%純度,TFA)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.31 (s, 1H), 7.81 (s, 1H), 7.60 - 7.56 (m, 3H), 7.36 (td,J
= 8.0, 16.0 Hz, 2H), 3.98 (m, 1H), 1.40 - 1.33 (m, 2H), 1.23 - 1.15 (m, 2H)。LCMS:(M+H)+
:312.1,Rt:2.445 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B,且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 步驟 3. 在0℃下,向(E)-3-(3-氯苯乙烯基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(15.0 mg, 53.9 µmol, 1.0eq
)於MeOH (10.0 mL)中之溶液添加Mg (26.2 mg, 1.0 mmol, 20.0eq
)。使混合物升溫至20℃並在20℃下攪拌12 h。將混合物用飽和NH4
Cl水溶液(10 mL)淬滅,用DCM (2 × 5 mL)萃取。經Na2
SO4
乾燥合併之有機萃取物,過濾,並在減壓下濃縮。藉由製備型-HPLC (條件:中性)純化殘餘物,以得到呈白色固體形式之3-(3-氯苯乙基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(19) (3.1 mg, 10.8 µmol, 20.1%產率,98%純度)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.27 (s, 1H), 7.19 (s, 3H), 7.11 (s, 1H), 3.84 (s, 1H), 3.39 - 3.35 (m, 2H), 3.09 (d,J
= 8.0 Hz, 2H), 1.20 (s, 2H), 1.13 (s, 2H)。LCMS:(M+H)+
:314.0,Rt:2.382 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B,且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H. 用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 步驟 3A 向(E)-1-環丙基-3-(3-氟苯乙烯基)-1H-吡唑并[3,4-d]嘧啶-4-胺(30.0 mg, 101.5 µmol, 1.0eq
)於MeOH (5.0 mL)中之溶液添加雷氏Ni(Raney-Ni,0.6 g)。將懸浮液脫氣並用H2
吹掃三次,且然後在H2
(15 Psi)下且在20℃下攪拌12 h,經矽藻土過濾並在減壓下濃縮。藉由製備型-HPLC (條件:TFA)純化殘餘物,以得到呈白色固體形式之1-環丙基-3-(3-氟苯乙基)-1H-吡唑并[3,4-d]嘧啶-4-胺(20) (3.1 mg, 10.3 µmol, 10.1%產率,99.3%純度)。1
H NMR:(400MHz,甲醇-d4
) δ = 8.27 (s, 1H), 7.24 (d,J
= 7.6 Hz, 1H), 7.00 - 6.86 (m, 3H), 3.83 (s, 1H), 3.15 - 3.06 (m, 2H), 1.19 (s, 2H), 1.12 (d,J
= 6.4 Hz, 2H)。LCMS:(M+H)+
:298.1,Rt:2.203 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B,且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 使用不同起始材料,以與方法E中所述類似之方式製備以下化合物。表 4 :藉由方法 E 製備之化合物 合成方法 F
藉由3-((6-氯吡啶-2-基)氧基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺之製備代表之一般程序代表方法 F 之合成方案 7 步驟 1. 將丙二腈(20.0 g, 302.8 mmol, 1.0eq
)及NaOH (24.2 g, 605.5 mmol, 2.0eq
)在MeCN (500.0 mL)中合併,脫氣並用氮吹掃三次,並在氮氣氛下在25℃下攪拌約2 h。將反應混合物過濾並收集固體,將其重新懸浮於MeCN (500.0 mL)中,並在0℃下逐滴添加在100 mL MeCN中稀釋之氯甲酸2-氯乙酯(43.3 g, 302.8 mmol, 1.0eq
)。將反應物在90℃下攪拌約16 h,在減壓下濃縮並藉由管柱層析(SiO2
, DCM/MeOH = 10/1至4/1)純化,以得到呈淺黃色固體形式之22.0 g 2-(1,3-二氧戊環-2-亞基)丙二腈(53.4%產率)。 步驟 2. 將2-(1,3-二氧戊環-2-亞基)丙二腈(16.0 g, 117.5 mmol, 1.0eq
)、環丙基肼(20.5 g, 141.1 mmol, 1.2eq
, HCl)及三乙胺(47.6 g, 470.2 mmol, 4.0eq
)在乙醇(200.0 mL)中合併,並在氮氣氛下在95℃下攪拌約2 h。藉由旋轉蒸發器濃縮反應混合物,以得到呈黃色固體形式之5-胺基-1-環丙基-3-(2-羥基乙氧基)-1H-吡唑-4-甲腈(40 g,粗製物),將其直接用於下一步驟。 步驟 3. 在180℃下,將5-胺基-1-環丙基-3-(2-羥基乙氧基)-1H-吡唑-4-甲腈(30.0 g,粗製物)在甲醯胺(150.0 mL)中攪拌約8 h。藉由製備型-HPLC (條件:中性)純化反應混合物,以得到呈黃色固體形式之2-((4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)氧基)乙-1-醇(9 g, 38.3 mmol)。1
H NMR:(400MHz, DMSO-d6
) δ = 8.11 (s, 1H), 7.68 (s, 1H), 6.72 (s, 1H), 5.03 (t,J
= 6.4 Hz, 1H), 4.20 (t,J
= 4.4 Hz, 2H), 3.74 - 3.71 (m, 2H), 3.55 - 3.51 (m, 1H), 1.07 - 1.04 (m, 2H), 0.98 - 0.95 (m, 2H)。 步驟 4. 在175℃下,將2-((4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-基)氧基)乙-1-醇(6.0 g, 25.5 mmol, 1.0eq
)及KOH (17.2 g, 306.1 mmol, 12.0eq
)在二苯醚(15.0 mL)中攪拌約2.5 h。將反應混合物用30 mL石油醚洗滌,過濾並將固體溶解於約15 mL水中。用HCl將pH調整至6與7之間並藉由過濾及在減壓下乾燥收集新形成之沈澱物,以得到呈白色固體形式之4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-醇(3.0 g, 55.4%產率,90%純度),其不經進一步純化即使用。1
H NMR:(400MHz, DMSO-d6
) δ = 11.18 (s, 1H), 8.08 (s, 1H), 7.51 - 7.37 (m, 1H), 6.61 (s, 1H), 3.47 - 3.42 (m, 1H), 1.04 - 1.00 (m, 2H), 0.94 - 0.91 (m, 2H)。 步驟 5. 在130℃下,將4-胺基-1-環丙基-1H-吡唑并[3,4-d]嘧啶-3-醇(0.2 g, 1.1 mmol, 1eq
)、2-溴-6-氯-吡啶(402.6 mg, 2.1 mmol, 2eq
)及K2
CO3
(173.5 mg, 1.3 mmol, 1.2eq
)在DMSO (4 mL)中攪拌約4 h。將混合物過濾並藉由製備型-HPLC (條件:TFA)純化濾液,以得到呈淺黃色固體形式之3-((6-氯吡啶-2-基)氧基)-1-環丙基-1H-吡唑并[3,4-d]嘧啶-4-胺(29) (97.7 mg, 30.1%產率,97.5%純度)。1
H NMR:(400MHz, DMSO-d6
) δ = 8.59 - 8.45 (m, 1H), 8.34 (s, 1H), 7.98 (t,J
= 8.0 Hz, 1H), 7.37 (d,J
= 7.6 Hz, 1H), 7.24 (d,J
= 8.0 Hz, 1H), 3.80 - 3.75 (m, 1H), 1.08 - 1.04 (m, 4H)。LCMS:(M+H)+
:303.1,Rt:2.356 min。LC/MS (梯度為在3.4 min內10-100% B,其中在100% B下保持0.45 min,在0.01min內100-10% B,且然後在10% B下保持0.65 min (0.8 mL/min流速)。移動相A係0.0375%於水中之CF3
CO2
H,移動相B係0.018%於CH3
CN中之CF3
CO2
H。用於層析之管柱係2.0 × 50 mm phenomenex Luna-C18管柱(5 µm粒子)。檢測方法係二極體陣列(DAD)及蒸發光散射(ELSD)檢測以及電噴霧正離子化(MS)。 使用不同起始材料,以與方法F中所述類似之方式製備以下化合物。表 5 :藉由方法 F 製備之化合物 實例 3 :
分析如上文所述製備之某些化合物以測定其對於弓蟲CDPK1 (tgCDPK1)之抑制之IC50
。對所測試之每一化合物進行至少三次獨立重複分析。結果呈現於下表11中。預計對tgCDPK1具選擇性之本文所述化合物對源自利什曼原蟲屬、錐蟲屬以及瘧原蟲屬之CDPK1具選擇性。表 11 :實例性化合物針對弓蟲 CDPK1 之功效 以 引用方式併入
本文所提及之所有出版物及專利之全部內容皆以引用方式併入本文中,如同特定且個別地指示每一個別出版物或專利以引用方式併入本文中一般。倘若出現衝突,則以本說明書(包括本文之任何定義)為准。等效內容
儘管已論述本發明之特定實施例,但上文之說明具有闡釋性而非限制性。閱讀此說明書及下文申請專利範圍後,熟習此項技術者將明瞭本發明之許多變化形式。應參照申請專利範圍、以及其等效內容之完整範圍、及說明書以及此等變化形式來確定本發明之完整範圍。
Claims (42)
- 一種具有式(I)結構之化合物或其醫藥上可接受之鹽,(I) 其中: X係R6 、O、S、(NR4 )、OR6 、SR6 或(NR4 )R6 ; Y係N或CH; R1 係C6-10 芳基或5-10員雜芳基; R2 係C3-6 環烷基; R3 係H、C1-6 烷基、C1-6 鹵代烷基、C3-6 環烷基; R4 係H或C1-6 烷基;且 R6 係C1-6 伸烷基或C1-6 伸烯基。
- 如請求項1之化合物,其中X係R6 。
- 如請求項1之化合物,其中X係O、S或(NR4 )。
- 如請求項1之化合物,其中R1 係苯基、吡啶基、嘧啶基、嗒嗪基、吡嗪基、喹啉基、異喹啉基。
- 如請求項1至4中任一項之化合物,其中R1 未經取代。
- 如請求項1至4中任一項之化合物,其中R1 經一或多個R5 取代,且其中各R5 獨立地選自烷基、三氟甲基、環烷基、鹵素、羥基、側氧基、烷氧基、環烷氧基、胺基、脒、亞胺、氰基、疊氮基、硫氫基、烷硫基、雜環基、芳基或雜芳基。
- 如請求項6之化合物,其中各R5 獨立地選自C1-3 烷基、C1-3 鹵代烷基或鹵基。
- 如請求項7之化合物,其中各R5 獨立地選自甲基、三氟甲基、氯或氟。
- 如請求項6之化合物,其中R1 經苯基、吡啶基、嘧啶基、嗒嗪基、吡嗪基、氮雜吲哚基、喹啉基、異喹啉基、六氫吡啶基或六氫吡嗪基取代。
- 如請求項1至4中任一項之化合物,其中R2 係環丙基或環丁基。
- 如請求項1至4中任一項之化合物,其中R2 係環丙基。
- 如請求項1至4中任一項之化合物,其中R2 經一或多個選自鹵素之R7 取代。
- 如請求項12之化合物,其中各R7 係氟。
- 如請求項1至4中任一項之化合物,其中R3 係H、C1-3 烷基、三氟甲基或環丙基。
- 如請求項1至4中任一項之化合物,其中R4 係H或C1-3 烷基。
- 如請求項1至4中任一項之化合物,其中R6 係亞甲基、伸乙基或伸乙烯基。
- 如請求項1至4中任一項之化合物,其中R6 不存在。
- 如請求項1至4中任一項之化合物,其中Y係N。
- 如請求項1之化合物,其具有式(Ia)結構或其醫藥上可接受之鹽,(Ia) 其中: X係R6 、O、S或(NR4 ); R1 係氯苯基; R2 係C3-4 環烷基; R3 係H; R4 係H或C1-6 烷基;且 R6 係C1-3 伸烷基。
- 如請求項19之化合物,其中該化合物係選自:、或。
- 如請求項1至4、19及20中任一項之化合物,其中該化合物對原蟲CDPK1之選擇性比對人類SRC激酶之選擇性高於10倍。
- 如請求項1至4中、19及20任一項之化合物,其中該化合物對原蟲CDPK1之選擇性比對人類SRC激酶之選擇性高於30倍。
- 如請求項1至4、19及20中任一項之化合物,其中該化合物對原蟲CDPK1之選擇性比對人類SRC激酶之選擇性高於100倍。
- 如請求項21之化合物,其中該原蟲係頂複門原蟲(Apicomplexan protozoan)。
- 如請求項24之化合物,其中該原蟲係弓蟲(T. gondii )、克氏錐蟲(T. cruzi )、碩大利什曼原蟲(L. major )、布氏錐蟲(T. brucei )或惡性瘧原蟲(P. falciparum )。
- 如請求項25之化合物,其中該原蟲係弓蟲。
- 一種醫藥組合物,其包含如請求項1至26中任一項之化合物。
- 一種如請求項1至26中任一項之化合物或如請求項27之組合物之用途,其用於製造供治療感染用之藥劑。
- 如請求項28之用途,其中該感染係由原蟲引起。
- 如請求項29之用途,其中該原蟲係頂複門原蟲。
- 如請求項30之用途,其中該原蟲係弓蟲、克氏錐蟲、碩大利什曼原蟲、布氏錐蟲或惡性瘧原蟲。
- 如請求項31之用途,其中該原蟲係弓蟲。
- 一種如請求項1至4、19及20中任一項之化合物,其用於治療感染。
- 如請求項33之化合物,其中該感染係由原蟲引起。
- 如請求項34之化合物,其中該原蟲係頂複門原蟲。
- 如請求項35之化合物,其中該原蟲係弓蟲、克氏錐蟲、碩大利什曼原蟲、布氏錐蟲或惡性瘧原蟲。
- 如請求項36之化合物,其中該原蟲係弓蟲。
- 如請求項27之組合物,其用於治療感染。
- 如請求項38之組合物,其中該感染係由原蟲引起。
- 如請求項39之組合物,其中該原蟲係頂複門原蟲。
- 如請求項40之組合物,其中該原蟲係弓蟲、克氏錐蟲、碩大利什曼原蟲、布氏錐蟲或惡性瘧原蟲。
- 如請求項41之組合物,其中該原蟲係弓蟲。
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| US9765037B2 (en) * | 2010-01-28 | 2017-09-19 | University Of Washington Through Its Center For Commercialization | Compositions and methods for treating toxoplasmosis, cryptosporidiosis, and other apicomplexan protozoan related diseases |
| WO2011153553A2 (en) * | 2010-06-04 | 2011-12-08 | The Regents Of The University Of California | Methods and compositions for kinase inhibition |
| US8642606B2 (en) * | 2010-09-29 | 2014-02-04 | Plexxikon Inc. | ZAP-70 active compounds |
| CA2841080A1 (en) * | 2011-07-13 | 2013-01-17 | Pharmacyclics, Inc. | Inhibitors of bruton's tyrosine kinase |
-
2018
- 2018-03-14 TW TW107108668A patent/TW201837040A/zh unknown
- 2018-03-15 WO PCT/US2018/022595 patent/WO2018170236A1/en not_active Ceased
- 2018-03-15 AR ARP180100606A patent/AR111282A1/es unknown
- 2018-03-15 US US16/494,052 patent/US20210115047A1/en not_active Abandoned
- 2018-03-15 EP EP18767756.2A patent/EP3596082A4/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018170236A9 (en) | 2019-01-17 |
| US20210115047A1 (en) | 2021-04-22 |
| WO2018170236A1 (en) | 2018-09-20 |
| EP3596082A4 (en) | 2020-12-16 |
| EP3596082A1 (en) | 2020-01-22 |
| AR111282A1 (es) | 2019-06-26 |
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