TW201124140A - Pyrimidone compounds - Google Patents
Pyrimidone compounds Download PDFInfo
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- TW201124140A TW201124140A TW099127116A TW99127116A TW201124140A TW 201124140 A TW201124140 A TW 201124140A TW 099127116 A TW099127116 A TW 099127116A TW 99127116 A TW99127116 A TW 99127116A TW 201124140 A TW201124140 A TW 201124140A
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- 201000010099 disease Diseases 0.000 claims abstract description 38
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- 125000003118 aryl group Chemical group 0.000 claims description 18
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Classifications
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- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
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Landscapes
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- Plural Heterocyclic Compounds (AREA)
Description
201124140 六、發明說明: 【發明所屬之技術領域】 本發明係關於可用於作爲藥物之活性成分的化合物, 以供預防及/或治療主要由r蛋白激酶1 (TPK1,也稱爲 GSK3P :肝糖合成酶激酶3β )之異常活性所引起之疾病, 諸如神經退化性疾病(例如阿茲海默氏症)。 【先前技術】 阿兹海默氏症是一種進行性老年癡呆症,其中因神經 細胞退化及神經細胞數目減少而觀察到明顯的大腦皮質萎 縮。在腦中觀察到很多病理性地老年斑及神經纖維纏結( tangles )。隨著老年人口的增加病患數目也已增加,且該 疾病引起嚴重之社會問題。雖然已提議多種不同理論,該 疾病之原因尙未經闡明。需要該原因之早期解決。 已知阿茲海默氏症之二項特徵病變之明顯度與智能障 礙度極相關。因此,從1 9 8 0年代早期已進行硏究以經由該 二病變之構成要素的分子程度的調查揭發該疾病之原因。 老年斑在細胞外累積,且β類澱粉蛋白質已闡明爲其主要 構成要素(以下說明書中簡稱爲“Αβ”: Biochem. Biophys. Res. Commun·,120,8 8 5 ( 1 984);EMBO J·,4,275 7 ( 1 98 5); Proc. Natl. Acad. Sci. USA, 82, 4245 ( 1 985))。在另一病 變(亦即神經纖維纏結)中,稱爲成對之螺旋絲(在以下 說明書中簡稱爲“PHF”)的雙螺旋絲狀物質在細胞內累積 ,且r蛋白質(其是一種與微管相關之腦部特有的蛋白質 -5- 201124140 )已顯明是其主要成分(Proc. Natl. Acad. Sci. USA,85, 4506 (1998); Neuron, 1,827 (1998)) ° 另外,基於基因調查,據發現前老素(presenilins) 1 及2是引起遺傳之阿茲海默氏症的基因(Nature,3 75,754 (1 995); Science, 269, 973 ( 1 995); Nature, 3 76, 7 75 ( 1 995) ),且已揭示:前老素1及2之突變體之存在促進Αβ分泌( Neuron, 17,1 0 0 5 (1 9 9 6); Proc. Natl. Acad. Sci. USA, 94, 2025 ( 1 997))。由這些結果認定,在阿茲海默氏症中,Αβ 因某些理由異常地累積且凝聚,其與PHF之形成結合以引 起神經細胞死亡。也預期:麩胺酸之流出細胞外及反映該 流出之麩胺酸酯受體的活化,在由缺血性腦中風所引起之 神經細胞壞死之早期過程中,可能是重要因素。 已報告:刺激AMP Α受體(麩胺酸酯受體之一)之紅 藻胺酸治療增加類灑粉先質蛋白(在以下說明書中簡稱爲 “APP”)之 mRNA 作爲 Αβ之先質(Society for Neuroscience Abstracts, 1 7, 1445 (1 991 )),也促進 APP 之代謝(The
Journal of Neuroscience, 10,2400 (1990))。因此,已強 烈地提議:Αβ之累積與缺血性腦中風所致之細胞壞死有關 。其他有觀察到Αβ之異常累積與凝聚的疾病包括例如糖氏 症、因孤立的腦類澱粉血管病變所致之腦出血、留依( Lewy )體疾病及類似者。另外,因該PHF累積而顯出神經 纖維纏結的疾病的實例包括進行性核上神經麻痺症、亞急 性硬化泛腦炎的震顫麻痺、腦炎後震顫麻痺、拳擊家腦病 (pugilistic encephalitis)、關島震顫麻痺—痴呆合倂症 -6 - 201124140 、留依體疾病及類似者。 r蛋白通常由一組相關之蛋白質(其在SDS-聚醯基醯 胺凝膠電泳法中在48-65 kDa之分子量上形成數個譜帶) 組成’且其促進微管之形成。已證實:在罹患阿茲海默氏 症之腦中,合倂於PHF中的r蛋白與一般之r蛋白相比被 異常地磷酸化(J. Biochem·,99,1807 (1986); Proc, Natl. Acad· Sci_ USA,83,4913 (1986))。催化該異常之磷酸化 作用之酵素已經離析。該蛋白質稱爲r蛋白激酶(在以下 說明書中簡稱爲“ T P K 1 ”),且其物理化學性質已經闡明( J. Biol. Chem., 267,1 0897 ( 1 992))。再者,基於 TPK1 之 部分胺基酸序列,由鼠腦皮質cDNA資料庫複製鼠TPK1之 cDNA ’且其核苷酸序列被測定且胺基酸序列被推論。結 果’已揭示:鼠TPK1之主要結構對應於已知爲鼠GSK-3p (肝糖合成酶激酶 30,FEBS Lett·, 3 2 5,167 (1 9 9 3))之酵 素的主要結構。 已報告:老年斑之主要成分- Α β是神經毒性的( Science, 250,279 ( 1 990))。然而,已建議多種關於Αβ何 以引起細胞壞死的理由的理論,且尙未建立任何可信的理 論。Takashima等人觀察到:細胞壞死是由鼠胎兒之海馬 體主要培養系統之Αβ治療所引起,然後發現:TPK1活性 藉由Αβ治療而增加且因Αβ所致之細胞壞死藉由ΤΡΚ1之轉 錄(antisense)而抑制(Proc. Natl. Acad. Sci. USA,90, 7789(1993); EP616032) ° 鑒於前述,抑制TPK1活性之化合物可能可以壓抑Αβ 201124140 之神經毒性及PHF之形成,且在阿茲海默氏症中防止神經 細胞壞死,藉此停止或延遲該疾病之進行。 在萬國公告 W001/70729 、 WO03/03 78 88 、及 W0 0 3/027080中所揭示之化合物已知是在結構上與本發明 之式(I )所示之化合物類似的化合物。另一方面,並不 知有在6位置上經氟取代之嘧啶取代或在5位置上經羥基取 代的嘧啶酮衍生物化合物。 引證資料列述 專利文獻 EP6 1 603 2 W001/70729 WO03/03 7 8 8 8 W003/027080 非專利文獻
Biochem. Biophys. Res. Commun., 120,8 8 5 ( 1 9 8 4) EMBO J., 4,2757 (1 985)
Proc. Natl. Acad. Sci. USA, 82,4245 (1 985)
Proc. Natl. Acad. Sci. USA, 85,4506 ( 1 988) Neuron, 1,827 ( 1 988)
Nature, 375,754 ( 1 995)
Science, 269,973 (1995)
Nature, 376,775 ( 1 995) 201124140
Neuron, 17,1005 (1996)
Proc. Natl. Acad. Sci. USA, 94,2025 ( 1 997)
Society for Neuroscience Abstracts, 17,1 445 ( 1 99 1 ) The Journal of Neuroscience, 1 0,2400 ( 1 990) J. Biochem.,99,1 8 07 ( 1 986)
Proc. Natl. Acad. Sci. USA, 83,49 1 3 ( 1 9 86) J. Biol. Chem., 267,1 0897 (1 992) FEB S Lett.,3 25. 1 6 7 ( 1 9 93 )
Science, 250,279 (1990)
Proc. Natl. Acad. Sci. USA, 90,778 9 ( 1 9 93 ) 【發明內容】 技術問題 本發明之一目的是提供一種化合物,其可用於作爲預 防及/或治療諸如阿茲海默氏症之疾病的藥物的活性成分 ,其具有高的臨床有效性且可與其他藥物一同投服。更特 別地,該目的是提供一種新穎化合物,其係藉由抑制TPK 1 活性以壓抑Αβ之神經毒性及PHF之形成且藉由抑制神經細 胞之壞死而可用於作爲能徹底預防及/或治療神經退化性 疾病(例如阿茲海默氏症)的藥物的活性成分,其具有高 的臨床有效性且可與其他藥物一同投服。 問題之解決 爲要達成以上目的,本發明之發明人進行通式(I) -9 - 201124140 所示之化合物的合成且篩選其在活體外之ΤΡΚ 1抑制活性。 結果,其發現由下式(I)所示之新穎化合物具有所要之 活性。本發明基於這些發現而完成。 本發明因此提供一種由通式(I)所示之化合物:
其中X示氫原子或氟原子; Υ示氫原子或羥基基團; 條件是當X是氫原子時,Υ是羥基基團; …是烷基基團;且 R2示可經取代之哌嗪-1 -基基團、可經取代之哌啶-1 -基基團 '可經取代之嗎啉-4-基基團、或由式(ii)所示之 基團: R4^n/ R3 (ϋ) 其中R3示氫原子或烷基基團; R4示可經取代之C6.1()芳基基團、或可經取代之c6_10芳 基-CO-基團;且 η是整數1至4。 另外,本發明係關於一種用於製備以上之化合物[I]或 -10- 201124140 其醫藥上可接受之鹽的方法。 另外’本發明係關於一種含有以上化合物π]或其醫藥 上可接受之鹽作爲活性成份的醫藥組成物。 另外’本發明係關於一種用於治療或預防疾病或病況 之方法’其包含將有效量之以上化合物π]或其醫藥上可接 受之鹽投予病患。 也另外地’本發明係關於以上化合物[I ]或其醫藥上可 接受之鹽供藥物製造的用途。 也另外地,本發明係關於以上化合物[I]或其醫藥上可 接受之鹽供抑制r蛋白激酶1之活性的用途。 本發明所要之化合物[I]或其醫藥上可接受之鹽對於 TPK1具有優越之抑制活性。含本發明之化合物的醫藥組成 物有用於作爲醫藥中之活性成分以供治療或預防可預期藉 由TPK1之抑制而改善之疾病或病況。 〔具體實例之說明〕 除非另有指示,否則以下定義被列出以說明且定義用 以描述本發明之多種用詞的意義及範圍。 “ 6烷基基團”一詞意爲可爲直鏈型或支鏈型之具有1 至6個碳原子的院基基團。Ci-6院基基團的實例包括甲基基 團、乙基基團、正丙基基團、異丙基基團、正丁基基團、 異丁基基團、第二丁基基團、第三丁基基團、正戊基基團 、異戊基基團、新戊基基團、丨,1-二甲基丙基基團、i -乙 基丙基基團、正己基基團、及異己基基團。C| ·3烷基-0-基 -11 - 201124140 團之<^-3烷基部分可以是直鏈型或支鏈型之具有1至3個碳 原子之烷基基團。Cm烷基基團之實例包括甲基基團、乙 基基團、正丙基基團、及異丙基基團。 “鹵原子”一詞意爲氟原子、氯原子、溴原子、或碘原 子。 “〇6-1()芳基基團”一詞意爲具有6至10個碳原子之芳基 基團。C6_Ifl芳基基團之實例包括苯基基團及萘基基團。在 該環中鍵結之位置不受限制。 “可經取代”一詞意爲可以具有一或多個取代基之基團 。取代基之數目以及其形式及取代基位置不特別地限制, 且當二或多種取代基存在時,彼可以是相同或不同的。 作爲由R1所示之C^-6烷基基團,甲基是較佳的。 作爲由R3所示之Ci-6烷基基團,甲基是較佳的。 作爲在由R4所示之可經取代之C6_1()芳基基團中的C6-10 芳基基團,苯基是較佳的。 作爲R4所示可經取代之C6-1G芳基-CO-基團中的(:6-10芳 基-CO-基團,苯甲醯基基團是較佳的。 在由R4所示之可經取代之C6_, 〇芳基基團或可經取代之 Cno芳基-CO-基團中,該Cm芳基基團或C6-1G芳基-CO-基團可具有一或多個(較佳一或二個)取代基。該取代基 之實例包括鹵原子、硝基基團、氰基及Cl 6烷基基團。 在這些取代基中’鹵原子、硝基基團、或C16烷基-〇_基團 是較佳的。 符號“η”較佳代表1或2。 -12- 201124140 r2之實例包括由下式(iii)所示之基團: R5d
(i'i) 其中Z示氧原子、NR5e '或CHR5f, R5a、RU、R5e、R5d、R5e、及R5f分別獨立示氫原子、 Ci-6烷基基團、或C6_1()芳基基團。以上由R5a、R5b、r5c、 R5d、R5e、及R5f所示之Cl_6烷基基團可經鹵原子取代。以 上由R5a、R5、r5。、、及所示之&⑺芳基基團 可以具有一或二個選自由鹵原子、氰基基團、硝基基團、 Ci—6院基基團、Ci_6院基-0-基團、或5 -或6_員之單環.雜環 基團組成之群中的取代基。在這些取代基中,齒原子、氯 基基團、硝基基團、C!.6烷基基團、或5-或6-員之單環-雜 環基團是較佳的,其中該5-或6-員之單環-雜環基團可以含 有1至3個選自由氮原子及氧原子組成之群中的雜原子,且 可經Cu烷基基團取代。 作爲由 R5a、R5b、R5e、R5d、R5e、及 R5f 所示之 c6.l0 芳 基基團的取代基的5-或6-員之單環-雜環基團,吡略烷基基 團或1,2,4-噁二唑基基團是較佳的,且1,2,4-噁二唑基基團 是更佳的。 作爲R5 a、R5 b及R5 f ’氫原子是較佳的。 作爲R5。,可經鹵原子、氰基基團、或5-或6-員之單 -13- 201124140 環-雜環基團(其可經c,_6烷基基團取代)取代之c6-l()芳基 基團是較佳的。 作爲R5d,氫原子或可經鹵原子取代之-6烷基基團是 較佳的。 作爲R5e,可以具有一或二個選自由烷基基團組成 之群中所選之取代基的C6_,。芳基基團是較佳的。 由式(I)所示之化合物的較佳實例包括一種化合物 ,其中R2是由式(iii)所示之基團,其中 Z是氧原子; R5a、1151>及R5d是氫原子, 尺~是可經鹵原子或5-或6-員之單環-雜環基團取代之 C6-IG芳基基團。如以上說明的,該5-或6-員之單環-雜環基 團可以含有1至3個選自由氮原子及氧原子所組成之群中的 雜原子,且可以經(^_6烷基基團取代。 在該較佳實例中,由式(I)所示之化合物的更佳實 例包括化合物,其中X是氫原子:Y是羥基基團;且R5c是 經1,2,4-噁二唑基(其可經(^-6烷基基團取代)取代之苯基 〇 本發明之嘧啶酮衍生物的較佳實例包括: (S) -5’-氣- 2- [2- ( 4 -氣-苯基)-嗎咐-4 -基]-1-甲基· 1Η-[4,4’]二嘧啶-6-酮, (11)-5’-氟-1-甲基-2-(3-甲基-嗎_-4-基)-1^1-[4,4’]二嘧啶-6-酮, (S) -5’-氣-2-(3-氣甲基-嗎琳-4-基)-1-甲基-11^- -14- 201124140 [4,4’]二嘧啶-6-酮, (S) -5’-氟-1-甲基- 2-{2-[4-(5-甲基-[1,2,4]噁二唑-3 -基)-苯基]-嗎啉-4 -基} - 1 Η - [ 4,4 ’]二嘧啶-6 -酮, 5 ’ -氟-1 -甲基-2 - [ 3 - ( 4 -吡咯啶-1 -基-苯基)-哌啶-1 -基]-1Η-[4,4’]二嘧啶-6-酮, 4-[4· (5’-氟-1-甲基-6-酮基-1,6-二氫-[4,4’]二嘧啶- 2- 基)-哌嗪-2-基]-苯甲腈, 2-[4- ( 2,3 - —甲基-本基)-脈曉-1-基]-5’-氣-1-甲基· 1 Η - [ 4,4 ’]二嘧啶-6 -酮, 2-[2- ( 3,4-二甲氧基-苯基)-乙基胺基]-5’-氟-1-甲 基-1Η-[4,4’]二嘧啶-6-酮, 2-[2- ( 4-氯-苯基)-2-酮基-乙基胺基]-5’-氟-1-甲基-1 Η - [ 4,4 ’]二嘧啶-6 -酮, 5’-氟-卜甲基-2-{甲基-[2- ( 4-硝基-苯基)-乙基]-胺 基}-1Η-[4,4’]二嘧啶-6-酮,及 (S) -5-羥基-卜甲基- 2- {2·[4- ( 5 -甲基-1,2,4-噁二唑 3 -基)苯基]嗎啉-4 -基} - 1 Η - [ 4,4 ’]二嘧啶-6 -酮。 以上任一化合物之醫藥上可接受之鹽也是較佳的。 由上述式(I)所示之化合物的醫藥上可接受之鹽可 以包括具有無機酸(諸如氫氯酸、氫溴酸、硫酸、磷酸、 及類似者)之鹽及具有有機酸(諸如乙酸、丙酸、酒石酸 、反丁烯二酸、順丁烯二酸、蘋果酸、草酸、丁二酸、檸 檬酸、苯甲酸、甲烷磺酸、甲苯磺酸及類似者)之鹽。 除了由上述式(I )所示之化合物以外,也可以使用 -15 - 201124140 其醫藥上可接受之鹽、其溶劑化物及其水合物。由上述式 (I)所示之化合物可以具有一或多個不對稱碳原子。至 於此種不對稱碳原子之立體化學,彼可以獨立地是(R) 或(S)構形,且該化合物可以立體異構物(諸如光學異 構物)或非鏡像異構物型式存在。任何純形式的立體異構 物、任何立體異構物之混合物、外消旋物及類似者在本發 明範圍內。 本發明之較佳化合物的實例顯示於下列表1中。然而 ,本發明之範圍不限於以下化合物。 表1 化合物編號 結構 1 ch3 2 Λ CH3 Λ义入 CH3 3 fJ^、n λΑ ch3 -16 - 201124140
-17- 201124140 化合物編號 結構 10 ch3 ch3 11 P-N 0 ch3 由上述式(I )所示之嘧啶酮衍生物可以例如依照以 下說明之方法製備。
(II) (丨) (L:反應性基團) 例如可如下述參考實例1中所述地製備化合物(IΟ 。 然後,使化合物(II )與式(111 )或其鹽在鹼(諸如氫氧 化鈉、氫氧化鉀、甲氧化鈉、乙氧化鈉、碳酸鈉、碳酸氫 鈉、碳酸鉀、三乙胺、二異丙基乙胺、N -乙基哌陡、N -甲 基嗎啉及1,8-二偶氮雙環[5,4,0]十一碳-7-烯)存在下,在 0°C至200°C範圍內之適合溫度下及於氮氣或氬氣下或一般 空氣下反應1至1 00小時,以提供所要之化合物(I )。 用於反應之溶劑的實例包括例如醇溶劑,諸如甲醇、 -18- 201124140 乙醇、1-丙醇、異丙醇、第三丁醇、乙二醇、丙二醇;醚 溶劑,諸如乙醚、第三丁基甲基醚、四氫呋喃、異丙醚; 烴溶劑,諸如苯、甲苯、二甲苯;鹵化之烴溶劑,諸如二 氯甲烷、氯仿、二氯乙烷;質子惰性極性溶劑,諸如N,N-二甲基甲醯胺、N,N-二甲基乙醯胺、N-甲基吡咯烷酮 '二 甲基亞颯、環丁颯、六甲基磷三醯胺、水及類似者。通常 ,可以使用單一溶劑或二或更多溶劑之混合物以適應所用 之鹼。 TP K 1抑制劑可以導致用於治療阿茲海默氏症之有效藥 物且很多在結構上不同類別之具有活體外TPK 1抑制活性的 化合物已被揭示。然而,用於TPK1抑制劑之新穎結構的設 計預期會經由在活體外及活體內活性、激酶活性、ADME 、PK/PD變化曲線及物理性質之數項改良,導致臨床上更 有效之化合物。 該化合物藉由壓抑Αβ之胞毒性,也可能可以被用來作 爲治療缺血性腦中風(Biochem J. 3 5 9,1 (200 1 ))、創傷 性頭損傷(Trends in Molecular Medicine 8,126 (2002)) 、唐氏症、腦類澱粉血管病、因留依體(Lewy body )疾 病等所致之腦出血的藥物。另外,該等化合物可能可以被 用來作爲藥物,以供治療神經退化性疾病(Current Opinion in Neurobiology 12, 275 (2002)),諸如進行性核 上神經麻痺症(Acta Neuropathol. 104,5 8 3 (2002))、亞 急性硬化泛腦炎的震顫麻痺、腦炎後震顫麻痺、拳擊家腦 病、關島震顫麻痺-痴呆合倂症、留依體疾病、皮克氏症 -19- 201124140 (Acta Neuropathol. 104,583 (2002))、皮質基底退化( Acta Neuropathol. 104,583 (2002))、額顳葉痴呆(Acta Neuropathol· 104,5 8 3 (2002))、血管性痴呆、創傷性損 傷、腦及脊髓創傷、周邊神經病變、視網膜病變及青光眼 、肌萎縮性側索硬化症 (European Journal of Neuroscience, V ο 1. 22,p p. 3 0 1 -3 09, 2005 )以及其他疾病 ,諸如非胰島素依賴性的糖尿病(Biochem J. 359, 1 (2 0 0 1 ))、肥胖病、躁鬱病及精神分裂症、脫髮病。 此外,TPK1之抑制可以有用於治療癌症,諸如乳癌、 非小細胞肺癌、甲狀腺癌、T或B細胞白血病及數種病毒引 起之腫瘤。例如,已顯示TPK1之活性形式在結腸直腸癌病 患體內被提昇且在結腸直腸癌細胞中TPK1之抑制作用活化 P53依賴性之細胞自毀且拮抗腫瘤生長。 人類TPK1之抑制劑也可以抑制PfGSK3 (在惡性瘧原 蟲體內所發現之此酵素的直系同源物),結果彼可用於治 療瘧疾(Biochimica et Biophysica Acta 1697, 181-196, 2004 ) · 依照最近之數據,TPK 1抑制劑可能用於治療或預防尋 常性天疱瘡。 因此,本發明之化合物有用於作爲藥物之活性成分, 其能徹底地預防及/或治療阿茲海默氏症。此外,本發明 之化合物也有用於作爲藥物之活性成分,以供預防及/或 治療缺血性腦中風、唐氏症、因孤立的腦類澱粉血管病變 所致之腦出血、進行性核上神經麻痺症、亞急性硬化泛腦 -20- 201124140 炎的震顫麻痺、腦炎後震顫麻痒、拳擊家腦病、關島震顫 麻痒-痴呆合併症、留依體疾病、皮克氏症 '皮質基底退 化、額顳葉痴呆、血管性痴呆、創傷性損傷、腦及脊髓創 傷、週邊神經病變、視網膜病變及青光眼、非胰島素依賴 性的糖尿病、肥胖病、躁鬱症、精神分裂症、脫髮病、乳 癌、非小細胞肺癌、甲狀腺癌、T或B細胞白血病、數種病 毒引起之腫瘤、肌萎縮性側索硬化症、瘧疾、尋常性天疱 瘡及由癌症之化學治療所引起之嗜中性白血球減少症。 在以上例示之疾病中,本發明之化合物特別有用於作 爲藥物之活性成分,以供預防及/或治療非胰島素依賴性 的糖尿病、阿茲海默氏症、缺血性腦中風、進行性核上神 經麻痺症、皮克氏症、皮質基底退化、額顳葉痴呆、創傷 性損傷、腦及脊髓創傷、肌萎縮性側索硬化症及瘧疾。在 這些疾病中,阿茲海默氏症是較佳的。 因爲本發明之化合物具有良好之安全性及良好之藥物 動力,該化合物具有作爲藥物之較佳的特性。 可以使用選自由上述式(I)所示之化合物及其醫藥 上可接受之鹽類、其溶劑化物及其水合物組成之群中的物 質作爲本發明之藥物的活性成分。該物質本身上可以被投 予以作爲本發明之藥物’然而想要投予包含上述物質作爲 活性成分及一或多種醫藥添加劑之醫藥組成物之形式。可 以結合使用二或多種上述物質作爲本發明之藥物的活性成 分。 該醫藥組成物之型式不特別限定,且可將該組成物提 -21 - 201124140 供成供口服或非經腸投予之任何調和物形式。例如,該醫 藥組成物可以配製成例如供口服之醫藥組成物形式(諸如 顆粒、細顆粒、粉末、硬膠囊、軟膠囊、糖漿、乳劑、懸 浮液、溶液或類似者)、或供非經腸投予之醫藥組成物形 式(諸如供靜脈內、肌內、或皮下投予之注射液、點滴輸 液、經皮製劑、經黏膜製劑、鼻滴劑、吸入劑、栓劑及類 似者)。注射液或點滴輸液可製成粉末狀製劑(諸如冷凍 乾燥製劑形式),且可以藉由在即將使用之前溶解在合適 之水性介質(諸如生理食鹽水)中被使用。持續釋出之製 劑(諸如塗覆聚合物者)可以直接在大腦內投予。 用於製造該醫藥組成物之醫藥添加劑之形式,該醫藥 添加劑相對於該活性成份之含量比例及製備該醫藥組成物 之方法可以由精於此技藝之人士合適地選擇。可以使用無 機或有機無質,或固態或液態物質作爲醫藥添加劑。通常 ,醫藥添加劑可以在以活性成份之重量爲基準計1重量°/。至 90重量%之比例範圍內被倂入。 用於製備固態醫藥組成物之賦形劑包括例如乳糖、蔗 糖、澱粉、滑石、纖維素、葡萄糖、高嶺土、碳酸鈣及類 似者。爲供口服之液態組成物的製備,可以使用一般之惰 性稀釋劑諸如水或植物油。液態組成物除了含有該惰性稀 釋劑之外,還含有輔劑,諸如潤濕劑、懸浮助劑、甜味料 '芳烴、著色劑、及防腐劑。該液態組成物可以塡充於可 吸收材料(諸如明膠)製之膠囊內。用於製備供非經腸投 予之組成物(諸如注射液、栓劑)的溶劑或懸浮介質的實 -22- 201124140 例包括水、丙二醇、聚乙二醇' 苯甲醇、油酸乙酯、蛋黃 素、及類似者。用於栓劑之基質材料的實例包括例如可可 脂、乳化之可可脂、月桂脂質、外特梭(witeps〇l)。 本發明之藥物的投予劑量及頻率不特別限定,且其可 以依照狀況(諸如預防及/或治療目的、疾病形式、病患 之體重或年齡、疾病之嚴重度及類似者)合適地選擇。通 常’供成年人口服之每日劑量可以是0.01至1,〇〇〇毫克(活 性成份之重重)’且該劑墓可以每日一次或分成數部分每 曰投予數次’或數日投予一次。當該藥物以注射液型式被 使用時’較佳可以每日0 · Ο Ο 1至3 0 0 0毫克(活性成份之重 量)之劑量連續地或間隔地投予成年人。 【實施方式】 本發明將更特別地參考實例說明。然而,本發明之範 圍不限於以下實例。在實例中化合物編號對應於以上表中 者。 製備實例 參考實例1 : 2 -氯- 5’·氟-1-甲基-1Η-[4,4’]二嘧啶-6-酮之製 備 -23- 201124140
(1) 將1,8-二氮雜雙環[5.4.0]十—碳_7_烯(27.1克, 〇.178毫莫耳)添加至5_氟乳清酸(中間物2,31.0克, 0· 178毫莫耳)之二甲基甲醯胺(93毫升)溶液中。在攪 拌30分鐘後,將乙基碘(27 8克,〇 178毫莫耳)添加至該 溶液且該混合物在6(TC下加熱2小時。將水(186毫升)添 加至該混合物’且將所得之沉澱物過濾收集,用水清洗, 且乾燥以獲得5-氟乳清酸乙酯(中間物太,23 9克,66〇/〇 ) 〇 (2) 在90 °C下將5 -氟乳清酸乙酯(中間物丄,23.9克 ’ 0.1181毫莫耳)添加至Ν,Ν·二乙基苯胺(128毫升, 0.080毫莫耳)及氧氯化磷(48.9克,0.319莫耳)之混合 物且將該混合物迴流4小時。溶液倒入冰水中,然後添加 碳酸氫鈉以至ρΗ8。反應混合物用乙酸乙酯萃取且用5 %之 硫酸氫鉀之水溶液以及鹽水清洗。有機層在硫酸鈉上乾燥 -24- 201124140 且真空濃縮。所得之殘留物藉由矽膠管柱層析法(洗提液 ;己烷/乙酸乙酯= 4/1)純化以獲得2,6-二氯_5_氟嘧 啶_4_羧酸乙酯(中間物4,26.1克,93% )。 (3 )將三乙胺(32_8克,0.3 24毫莫耳)添加至2,6· 二氯-5-氟嘧啶-4-羧酸乙酯(中間物生,25.9克,0.108毫莫 耳)之四氫呋喃(390毫升)溶液。添加5%之鈀-碳(5_2 克)且混合物在氫氣下攪拌3小時。在反應系統中之固體 被過濾移除,且濾液用乙酸乙酯萃取且用飽和碳酸氫鈉水 溶液及鹽水清洗。有機層在硫酸鈉上乾燥且真空濃縮。所 得之殘留物藉由矽膠管柱層析法(洗提液;己烷/乙酸乙 酯=5/ 1 )純化以獲得5-氟嘧啶-4-羧酸乙酯(中間物圣, 1 1 . 8 克,6 4 % )。 (4 )在-8 0°C下將雙(三甲基甲矽基)醯胺鋰之己烷 溶液(1.05莫耳/升,75毫升)添加至乙酸乙酯(8.67克 ’ 9 8.5毫莫耳)之四氫呋喃(200毫升)溶液中。在攪拌 該混合物4〇分鐘後,5-氟嘧啶-4-羧酸乙酯(中間物圣, 9.79克)之四氫呋喃( 200毫升)溶液在-80 °C下被添加且 該混合物在室溫下攪拌3小時。將反應混合物添加至5%之 硫酸氫鉀水溶液,且用二氯甲烷萃取。有機層用鹽水清洗 且在硫酸鈉上乾燥。溶液在低壓下蒸發以獲得3 - ( 5 -氟嘧 啶基)·3-酮基-丙酸乙醋(中間物£ (酮及烯醇型之混 合物),12.7克,99%)。 (5)將1,8-二氮雜雙環[5.4.0]十一碳-7-烯(7.96克’ 52.3毫莫耳)添加至3_(5-氟嘧啶-4_基)-3 -酮基-丙酸乙 -25- 201124140 酯(中間物生,11.1克’ 52.3毫莫耳)、N -甲基硫脲(9.43 克,0.105莫耳)之乙醇(33毫升)溶液中,然後混合物 在9(TC下攪拌14小時。將反應混合物添加至2%硫酸氫鉀水 溶液中,且所得之沉澱物被過濾收集,且用水清洗且乾燥 。所得之沉澱物藉由矽膠管柱層析法(洗提液;二氯甲烷 /乙酸乙酯=20/1)純化以獲得5’-氟-2-氫硫基- l-甲基-111-[4,4’]二嘧啶-6-酮(中間物1,2.51克,20%)。 (6)在0°C下將5’-氟-2-氫硫基-1-甲基_ih-[4,4’]二嘧 啶-6-酮(中間物:Z_,2.51克,10.5毫莫耳)於二甲基甲醯 胺(7.5毫升)及1,2 -二氯乙烷(7.5毫升)混合溶劑中的 懸浮液添加至氧氯化磷(2.94毫升,31.5毫莫耳)且該混 合物在40 °C下攪拌60分鐘。溶液被倒入二氯甲烷(1〇〇毫 升)中,且將反應混合物添加至飽和硫酸氫鈉水溶液中。 有機層用鹽水清洗,在硫酸鈉上乾燥,且真空濃縮。所得 之殘留物藉由矽膠管柱層析法(洗提液;二氯甲烷/乙酸 乙酯=20/1)純化以獲得2-氯- 5,-氟-1-甲基-1Η-[4,4,]二 嘧啶-6-酮(中間物1_)之棕色固體(1 _73克,68% )。 參考實例2 : 3 -酮基-3-(嘧啶-4 -基)-2-{[2-(三甲基甲矽 基)乙氧基]甲氧基}丙酸乙酯之製備
-26 · 201124140 (1) 在室溫下將2-(氯甲氧基)乙基三甲基 (3.52克,21.1毫莫耳)添加至2-羥基乙酸乙酯( ,19.2毫莫耳)及N,N -二異丙基乙胺(2.73克,21 耳)於二氯甲院(5 0毫升)的混合物。該混合物擾 ,且分布在水及二氯甲烷之間。有機層用鹽水清洗 酸鈉上乾燥且真空濃縮。殘留物藉由矽膠管柱層析 提液;己烷/乙酸乙酯=93/ 7 )純化以提供{[2-( 甲矽基)乙氧基]甲氧基}乙酸乙酯(中間物§_)無 3_50 克,14.9 毫莫耳,78%)。 (2) 在-10 °C氮氣下將1.6 Μ之正丁基鋰之己 (9.9毫升,15.8毫莫耳)逐滴添加至Ν,Ν -二異丙胺 克,15.6毫莫耳)之四氫呋喃(9.0毫升)溶液中。 加溫至室溫,且攪拌30分鐘。混合物冷卻至-78 °C 四氫呋喃(9.0毫升)中的{[2-(三甲基甲矽基)1 甲氧基}乙酸乙酯(中間物I,3.5〇克,14.9毫莫耳: °C下緩慢地添加。在3 0分鐘之後,在四氫呋喃(S )中的嘧啶_4_羧酸乙酯(2.07克,13.6毫莫耳;此 依照W Ο 2 0 0 7 / 0 1 1 0 6 5合成)被逐滴添加,且該混合1 °C下攪拌2小時。使混合物加溫至室溫’且倒入飽 銨水溶液中。有機層用乙酸乙酯萃取’在硫酸鈉上 真空濃縮。殘留物藉由矽膠管柱層析法(洗提液; 乙酸乙酯=75 / 2 5 )純化以提供3-酮基-3-(嘧啶〃 2-{[2-(三甲基甲矽基)乙氧基]甲氧基}丙酸乙酯 物2J淡黃色油(2.86克,8.40毫莫耳’ 62% )。 甲矽烷 2.00 克 .1毫莫 拌過夜 ,在硫 法(洗 三甲基 色油( 烷溶液 (1.58 混合物 ,且在 1氧基] > 在-78 >.〇毫升 化合物 勿在-78 和氯化 乾燥且 己烷/ 卜基)-(中間 -27- 201124140 參考實例3 : ( S ) -3-氟甲基-嗎啉鹽酸鹽(在製備化合物3 時之中間物)之製備
(1) 在氮氣下將在N,N-二甲基甲醯胺(50毫升)中 的N-苯甲醯基-D-絲胺酸(20克,96毫莫耳)添加至氫化 鈉(60%於礦油中’ Η.6克,290毫莫耳)於N,N -二甲基甲 醯胺(50毫升)的冰冷懸浮液中。苯醯溴(11.4毫升, d=l.438,96毫莫耳)被添加至該溶液且在室溫下攪拌5小 時。所得之溶液倒入冰水中且用乙醚清洗。在水相藉由4N 氫氯酸酸化之後,溶液藉由氯仿萃取且有機相在硫酸鈉上 乾燥。在低壓下溶劑之移除提供粗製之N-苯甲醯基-0-苯 甲基-D-絲胺酸(33.3克),其在以下之步驟中被使用而無 另外之純化。 (2) 在0°C氮氣下將1M甲硼烷-四氫呋喃複合物(1M 於四氫呋喃溶液中,500毫升,500毫莫耳)添加至N-苯甲 醯基-0-苯甲基-D-絲胺酸之四氫呋喃(1〇〇毫升)溶液中 。混合物在室溫下攪拌15小時。在逐滴添加甲醇(1〇〇毫 升)之後,在低壓下移除溶劑。將甲醇(200毫升)及1N 氫氧化鈉水溶液(300毫升)添加至殘留物,且溶液分布 在水及乙酸乙酯之間,且溶液迴流3小時。在低壓下移除 201124140 甲醇之後’溶液分布在水與乙酸乙酯之間,且有機層在硫 酸鈉上乾燥。移除溶劑提供粗製之(S ) - 2 -苯甲胺基-3 -苯 甲氧基-丙-1-醇(28.17克)無色油,其被用於以下步驟中 而無另外之純化。 (3) 在〇°C下將三乙胺(16_7毫升,(1 = 0.726,120毫 莫耳)及氯乙烯氯(9.6毫升,(1=1.418,120毫莫耳)添加 至(S) -2-苯甲胺基-3-苯甲氧基-丙-1-醇(28.17克)之二 氯甲院(3 0 0毫升)溶液,且所得溶液攪拌1小時。所得溶 液分布在1N氫氯酸與二氯甲烷之間。有機層用鹽水清洗, 在硫酸鈉上乾燥且真空濃縮。殘留物溶入2 -丙醇(2 0 0毫 升)中,然後添加氫氧化鉀(13克,200毫莫耳)。混合 物在室溫下攪拌1 5小時且溶劑在低壓下移除。殘留物分布 在水與乙酸乙酯之間。有機層用鹽水清洗,在硫酸鈉上乾 燥且真空濃縮。殘留物藉由矽膠管柱層析法(洗提液;己 烷/乙酸乙酯=1/ 1 )純化以提供(R) -4·苯甲基-5-苯甲 氧基甲基-嗎啉-3-酮之黃色油(21 .52克’ 72%來自D-絲胺 酸)。 (4) (R) -4 -苯甲基-5-苯甲氧基甲基-嗎啉-3-酮( 23克,73.9毫莫耳)、鈀/碳(7.4克)之乙醇(150毫升 )及乙酸(5 0毫升)的溶液在4 0 °C氫氣下攪拌4小時。在 過濾後移除溶劑且在乙酸與甲苯之另外的共沸移除二次後 ,提供粗製之(R) -4-苯甲基-5-羥甲基-嗎啉-3-酮’其用 在以下反應中而無另外之純化。 (5) 在室溫下將三氟化雙(2-甲氧基乙基)胺基硫 -29- 201124140 (Deoxo-Fluor®,75 克,339 毫莫耳)添加至( 甲基-5-羥甲基-嗎啉-3-酮之二氯甲烷(50毫升) 液迴流8小時。在添加甲醇與水至該冰冷溶液後 布在水與乙酸乙酯之間,且有機層在硫酸鈉上乾 在低壓下移除,且殘留物藉由矽膠管柱層析法純 (S) -4-苯甲基-5-氟甲基-嗎啉-3-酮(13.6克, 黃色油。 (6) 在氮氣下將硼烷-四氫呋喃複合 1.0M於四氫呋喃中,200毫升)添加至(S) -4-: 氟甲基-嗎啉-3-酮(13.6克,60.9毫莫耳)之四 1〇〇毫升)溶液,且所得溶液加溫至室溫且攪拌 將甲醇逐滴添加至該溶液,且該溶劑在低壓下移 醇(150毫升)及1M氫氧化鈉水溶液(150毫升) 殘留物且該溶液迴流3小時。在移除溶劑之後, 布在乙酸乙酯與水之間,且有機層在硫酸鈉上乾 在低壓下移除且殘留物藉由矽膠管柱層析法(洗 烷/乙酸乙酯=1 00 / 1至1 / 1 )純化以提供(S 基-3 -氟甲基-嗎啉(6.5克,5 1 % )。 (7) 在室溫下將氯甲酸1-氯乙酯(10毫升 ’ 92.7毫莫耳)添加至(S) .4-苯甲基-3-氟甲3 6.5,31毫莫耳)之】,2_二氯乙烷(30毫升)溶液 迴流5小時。反應混合物冷卻至室溫,然後在低 1,2 -二氯乙烷之後添加甲醇。混合物迴流1小時且 ° 2-丙醇之添加及真空濃縮重複二次,且所得之 R) -4-苯 溶液且溶 ,溶液分 燥。溶劑 化以提供 8 2 % )之 物溶液( 苯甲基-5-氫呋喃( 1 5小時。 除。將甲 添加至該 殘留物分 燥。溶劑 提液;己 )-4-苯甲 ,d=l .325 S -嗎啉( 。混合物 壓下移除 真空濃縮 固體用乙 -30- 201124140 酸乙酯清洗且過濾以提供(s ) -3 -氟甲基-嗎啉鹽酸鹽( 3 · 1克,6 5 % )之固體。 實例1 : ( S ) -5’-氟-2-[2- ( 4-氟-苯基)-嗎啉-4-基]-1 -甲 基-1Η·[4,4’]二嘧啶-6-酮(化合物1)之製備
在室溫下將三乙胺(〇·35毫升,2.5毫莫耳)添加至( S) -2- (4 -氟苯基)-嗎啉鹽酸鹽(0.19克,0.87毫莫耳; 此化合物係依照W02007/0 1 1 065合成)及2-氯- 5’-氟-1-甲 基-1Η-[4,4’]二嘧啶-6-酮(中間物1,0.20克,0.83毫莫耳 )於四氫呋喃(5毫升)中之混合物。反應混合物攪拌8小 時且倒入1 Ν氫氯酸中。進行用氯仿之萃取且有機層在無水 硫酸鈉上乾燥。有機溶劑在低壓下移除且殘留物由乙醇中 結晶出以提供(S) -5’-氣- 2- [2- ( 4-氣-苯基)·嗎琳-4-基 ]_1_ 甲基 _1Η-[4,4’]二嘧啶-6-酮(0.25 克,0.65 毫莫耳, 7 8 % )之無色結晶。 實例 2 : ( S ) -5-羥基-1-甲基-2-{2-[4- ( 5-甲基-1,2,4-噁 二唑-3-基)苯基]嗎啉-4-基}-1^[4,4’]二嘧啶-6-酮(化合 物1 1)之製備 -31 - 201124140
(1) (s) _2-{2-[4-(5 -甲基- H4-噁二唑-3-基)苯 基]嗎啉-4-基}-;5-{[2-(三甲基甲矽基)乙氧基]甲氧基卜 1 Η - [ 4,4 ’]二嘧啶-6 -酮 在室溫下將Ν,Ν-二異丙基乙胺(910毫克,7·04毫莫 耳)添加至(2S) -2-[4-(5 -甲基- H4-噁二哩-3-基)苯 基]嗎啉鹽酸鹽(9 0 0毫克’ 3 · 2 0毫莫耳;此化合物依照 WO2008/07883 7 合成)及 1Η-吡唑-卜羧脒(carboxamidine )鹽酸鹽( 493毫克’ 3.36毫莫耳)於N,N -二甲基甲醯胺 (2.0毫升)中的混合物’且攪拌3小時。將乙醚添加至該 混合物,且有機溶劑藉傾析移除。然後,將3 -酮基-3 -嘧 啶-4-基- 2-{[2-(三甲基甲矽基)乙氧基]甲氧基}丙酸乙酯 (中間物2,1.64克,4.80毫莫耳)’碳酸鉀(1.55克, 1 I.2毫莫耳)及乙醇(4.0毫升)添加至所得溶液。在迴流 1 〇小時後,混合物倒入水中。有機化合物用氯仿萃取,在 硫酸鈉上乾燥且真空濃縮。殘留物藉由矽膠管柱層析法( 洗提液;氯仿/甲醇=98/ 2 )純化以提供(S ) -2-{2_[4_ (5 -甲基-1,2,4 -噁二唑-3-基)苯基]嗎啉-4-基}-5-{[2-(= 甲基甲矽基)乙氧基]甲氧基}-1Η-[4,4’]二嘧啶-6-酮之淡 -32- 201124140 黃色固體(159毫克,0.281毫莫耳,9%)。 (2 ) ( S) -5 -羥基-1-甲基-2-{2-[4- ( 5 -甲基-1,2,4- 噁二唑-3-基)苯基]嗎啉-4-基}-l H-[4,4’]二嘧啶-6-酮 在室溫下將六甲基乙矽氮烷(21毫克,0.13毫莫耳) 添加至(S) -2-{2-[4-(5 -甲基-1,2,4 -噁二唑-3-基)苯基] 嗎啉-4 -基卜5-{[2-(三甲基甲矽基)乙氧基]甲氧基}-]Η· [4,4 ’ ]二嘧啶·6 _酮(6 〇毫克,〇 . 1 1毫莫耳)之乙腈溶液( 1 ·1 ml )。混合物迴流1小時,然後添加(氯甲基)二甲基 氯甲矽烷(1 5毫克,0.1 1毫莫耳)。混合物迴流3小時。 在低壓下濃縮之後,殘留物溶入四氫呋喃(1 · 1毫升)中 ,且添加氟化鉋(1 3 0毫克,0.8 5毫莫耳)。混合物迴流2 小時。混合物倒入飽和氯化銨水溶液中,且用氯仿萃取。 有機層在硫酸鈉上乾燥,且真空濃縮。殘留物藉由矽膠管 柱層析法(洗提液;氯仿/甲醇=9 9 / 1 )純化以提供(s )-5 -羥基-1-甲基- 2- {2-[4- ( 5 -甲基-1,2,4 -噁二唑-3-基) 苯基]嗎啉-4-基}-111-[4,4,]二嘧啶-6·酮之淡黃色固體(14 毫克,31微莫耳,29%)。 以如上述之方法的相同方式製備在下表中之化合物。 在下表中化合物編號對應於在以上描述之較佳化合物之表 中所示者。 -33- 201124140 表2 化合物 編號 NHR MStM+1] 1 3.00-3.13 (1H, m)( 3.34 (1H, t, J=12.5Hz). 3.48-3.61 (4H, m), 3.69 (1H. dd, J=2.0, 13.3Hz), 3.95 (1H, t, J=11.7Hz), 4·13 (1H, d, J=12,1Hz), 4.74 (1H, d· J=10.5Hz), 7.02 (1H, d, J=1.6Hz), 7.08 (2H, td, J=2.0, 8.6Hz)( 7.33-7.44 (2Ht m), 8.71 (1H, t, J=2.7Hz), 9.10 (1H, t, J=2.3Hz) (CDCI3) 386 2 1.21 (3H, d, J=6.6Hz), 3.15 (1H, dt, J=3.2, 13.6Hz), 3.36-3.42 (1H, m), 3.43 (3H, s)t 3.47-3.55 (1H, m)t 3.67 (1H, ddd, J=2.9, 9.0, 11.51Hz), 3.72-3.82 (3H, m), 6.74 (1H, s), 9.03 (1H, d, J=3.5Hz), 9.16 (1H, d, J=2.7Hz) (DMSO-d6) 306 3 3.42 (3H, s), 3.33-3.35 (1H, m), 3.47-3.57 (1H, m), 3.62 (1H, td, J=2.3, 11.1 Hz), 3.75-3.89 (3H, m), 4.05-4.18 (1H, m), 4.64-4.80 (1H, m), 4.80-4.96(1 H, m), 6.72 (1H, s), 9.03 (1H, d, J=3.5Hz), 9.16 {1H, d, J=2.7Hz) (DMSO-d6) 324 4 2.67 (3H, s), 2.98 (1H, dd, J=10.5,13.3Hz), 3.13 - 3.26 (1H, m), 3.48 (3H, s), 3.70 (1H, d. J=12.9Hz), 3.80 (1H. d, J=12.9Hz), 3.89 (1H. td, J=2.2, 11.6Hz), 4.07 (1H, dd. J=2.2, 11.5Hz), 4.85 (1H, dd, J=2.0, 10.2Hz), 6.76 (1H, s), 7.62 (2H, d, J=8.2Hz), 8.01 (2H, d, J=8.2Hz), 9.02 (1H, d, J*3.5Hz), 9.15 (1H, d, J=3.1Hz) (DMSO-d6) 450 5 1.62 -1.83 (3H, m), 1.94 (5 H, dt, J=3.3, 6.3Hz), 2.77-2.96 (3H, m), 3.13 - 3.24 (4 H( m), 3.43 (3H, s), 3.60 -3.79 (2 Hf m), 6.49 (2H, d, J=8.6Hz), 6.67 (1H. s), 7.10 (2H, d, J=8.6Hz), 9.00 (1H, d, J=3.5Hz)t 9.14 (1H, d, J=3.1Hz) (DMSO-d6) 435 6 3.45 (3H, s), 3.47-3.52 (2H, m), 3.52-3.60 (1H· m), 3.61-3.70 (1H· m), 3.85*3.91 (2H. m), 4.77 (1H, t( J=10.1Hz)l 6.83 (1H, s)(7.91-7.94 (3H, 01),7.99-8.02 (1Ht m), 9.05 (1H,d· J=3.9Hz),9.18 (1H, d, J=2.7Hz>, 10.01 (1H· d, J=9.0Hz), 10,46 (1H, d, J=9.8Hz) (DMSO-d6) 392 7 2.20 (3H, s), 2.22 (3H. s), 2.96 (4H, t, J=4.5Hz), 3.47 (7H, br), 6.73 (1H, s), 6.91 (1H, d, J=7.4Hz), 6.94 (1H, d, J=7.8Hz), 7.06 (1H, t, J=7.6Hz), 9.03 (1H, d, J=3.5Hz), 9.16 (1H, d, J=2.7Hz) (DMSO-d6) 395 8 2.83-2.88 (2H, m), 3.30 (3H, s), 3.53-3.60 (2H, m), 3.71 (3H, s), 3.73 (3H, s), 6.41 (1H, s), 6.74 (1H, dd, J=8.2, 2.0Hz), 6.82 (1H;d, J=2.0Hz), 6.86 (1H, d, J=8.2Hz), 7.57 (1H, t, J=5.3Hz), 9.02 (1H, d, J=3.5Hz), 9.13 (1H, d, J=2.7Hz) (DMSO-d6) 386 9 3.43 (3H, s), 4.87 (2H, d, J=5.5Hz), 6.43 (1H, s), 7.61-7.65 (2H, m), 7.93 (1H, t, J=5.5Hz), 8.01-8.08 (2H, m), 8.84 (1H, d, J=3.5Hz), 9.05 (1H, d, J=2.7Hz) (DMSO-d6) 374 10 2.99 (3H, s), 3.12 (2H, t, J=7.2Hz), 3.31 (3H, s), 3.63 (2H, t, J=7.2 Hz), 6.57 (1H, s), 7.54-7.58 (2H, m), 8.10-8.14 (2H, m), 9.03 (1H, d, J=3.5Hz)t 9.15 (1H, d, J=2.7Hz) (DMSO-d6) 385 11 2.67 (3H, s), 3.05 (1H, dd, J= 10.2, 12.5 Hz), 3.17 (1H, dt, J= 3.1, 12.5 Hz), 3.33 (1H, d, J= 13.3 Hz), 3.43-3.48 (1H, m), 3.67 (3H, s), 4.03 (1H, dt, J= 2.4, 11.7 Hz), 4.21 (1H, d, J= 2.4, 11.7 Hz), 4.80 (1H, dd, J= 2.4, 11.0 Hz), 7.55 (2H, d, J= 7.8 Hz), 8.11 (2H, d, J= 7.8 Hz), 8.15 (1H, dd, J= 1.6, 5.5 Hz), 8.89 (1Ht d, J= 5.5 Hz), 9.21 (1H, d, J= 1.6 Hz), 12.95 (1H, s) (CDCI3) 448 實驗1 :本發明之藥物對抗藉由牛大腦TPK1之P-GS1的磷 化的抑制活性 含100 mM MES-氫氧化鈉(pH6.5) 、1 mM乙酸鎂、 0.5 mM EGTA、5 mM β -氫硫基乙醇、0.02% Tween 20、 -34- 201124140 10%甘油、12 gg/毫升 P-GSl、41.7 μΜ[ r _32P]ATP ( 68 kBq/毫升)、牛大腦TPK1及表中所示之化合物的混合物( 最終混合物含有1 . 7 % D M s 0 ,其衍生自在1 0 % 〇 M S 〇存在 下製備之測試化合物的溶液)被用來作爲反應系統。藉由 添加ΑΤΡ開始磷化,且該反應在25 °C下進行2小時’然後藉 由添加21 %過氯酸在冰冷卻時停止。反應混合物以12,000 rpm離心5分鐘,且吸附在P81紙上(Whatmann),然後該 紙用75 mM磷酸清洗4次’用水清洗3次且用丙酮清洗1次。 該紙被乾燥,且使用液體閃爍計數器測量殘留物之放射活 性》結果顯示於下表中。測試化合物明顯地抑制藉由TPK 1 之P-GS1的磷化。結果強烈地提示本發明之藥物抑制TPK1 之活性,藉此壓抑Αβ之神經毒性及PHF之形成,且本發明 之藥物對於預防及/或治療阿茲海默氏症及上述疾病是有 效的。 -35- 201124140 表3 化合物編號 IC50/nM 1 15.5 2 19.7 3 33.4 4 8.4 5 33.1 6 10.1 7 78.3 8 75.3 9 607.9 10 164.8 11 6.7 實驗2 :對活體內’Γ磷化之抑制活性 以 1、3 ' 1 0、30毫克 / 公斤 ρ·ο. ( 0.5% Tween/H20懸 浮液)將測試化合物投予重25-3 5克之5-6週的雄性CD-1鼠 (Charles River Japan, inc.),且在1小時之後,鼠被斬 首且皮質迅速地移除,接著被冷凍在液態仏中。皮質與 2.3% 之 SDS 勻化緩衝劑(62.5 mM 之 Tri s - H C1、2.3 % 之 SDS、各 1 mM 之 EDTA、EGTA 及 DTT、含 0.2 μΜ 之 4-(2-胺乙基)苯磺醯氟(AEBSF ) 、13μΜ之貝施甜(bestatin )、1 ·4μΜ之E-64、0.1 mM之亮肽素、30 nM之抑肽酶的 蛋白酶抑制劑雞尾酒(sigma P2714) ,ρΗ6·8) —同直接 勻化且在4°C及1500 0xg下離心15分鐘。使用DC蛋白質分析 -36- 201124140 套組(B IO-RAD )測定蛋白質濃度。上清液用樣品緩衝劑 (62.5 mM 之 Tris-HCl、25%之甘油、2% 之 SDS、0.01% 之 溴酚藍PH6.8)稀釋以調節蛋白質濃度在〇.5-2 mg/mg附近 ,然後煮沸5分鐘。l〇Mg之樣品施加在10% SDS-PAGE小板 凝膠上且傳遞在PVDF薄膜上。薄膜在室溫下用含有5%無 脂肪奶的PBS培養1小時,然後在4t:下用pS3 96抗體( BIOSOURCE )探測過夜。使用抗-兔IgG HRP-共軛的抗體 (Promega )作爲次要抗體。薄膜藉由ECL套組( Amerasham Bioscience)使其可見且藉由 LAS1000 ( Fuji P h 〇 t 〇 F i 1 m )偵測。 工業適用性 本發明之化合物具有τ P K 1抑制活性且有用於作爲藥物 之活性成分以預防及/或治療由Τ Ρ Κ 1之異常增進所引起之 疾病,諸如神經退化性疾病(例如阿茲海默氏症)及上述 疾病。 -37-
Claims (1)
- 201124140 七、申請專利範圍: 1·—種由通式(I)所示之化合物竣宜盤撕 又其醫藥上可接受之 鹽 Μ其中X示氫原子或氟原子; Υ示氫原子或羥基基團; 條件是當X是氫原子時,γ是羥基基團; …是C^.6烷基基團;且 R2示可經取代之哌嗪-1-基基團、可經取代之峨陡-卜 基基團、可經取代之嗎咐-4 -基基團、或由式<.、 Λ 1X5 A ( 1 1 )所示之 基團: R3 (ϋ) 其中R3示氫原子或Cu烷基基團; R4不可經取代之Cno芳基基團、或可經取代之c6 1〇芳 基-CO-基團;且 η是整數1至4。 2.如申請專利範圍第1項之化合物或其醫藥上可接受 之鹽,其中 -38- 201124140 R2是由下式(iii )所示之基團: R5d(iii) 其中Z示氧原子、NR5e、或CHR5f, R5a、R5b、R5e、R5d、R5e、及R5f分別獨立示氫原子、 Ci-6烷基基團、或C6_i。芳基基團, 該Ci-6烷基基團可經鹵原子取代, 該C6.1G芳基基團可以具有一或二個選自由鹵原子、氰 基基團、硝基基團、烷基基團、烷基-0-基團、或 5-或6-員之單環-雜環基團組成之群中的取代基,且 該5-或6-員之單環-雜環基團可以含有1至3個選自由氮 原子及氧原子組成之群中的雜原子,且可經<^_6烷基基團 取代。 3 .如申請專利範圍第2項之化合物或其醫藥上可接受 之鹽,其中 Z是氧原子; R5a、11513及R5d是氫原子, R5e是C6_1()芳基基團, 該C 6.1Q芳基基團可經鹵原子或5-或6-員之單環-雜環基 團取代,且 該5-或6-員之單環-雜環基團可以含有1至3個選自由氮 -39- 201124140 原子及氧原子所組成之群中的雜原子,且$ 基團取代。 &可以經C 1-6烷基 藥上可接受 4 ·如申請專利範圍第3項之化合物或其醫 之鹽,其中 X是氫原子 Y是羥基基團;且 I·6院基基團取代) R5 e是經1,2,4 -噁二唑基(其可經c 取代之苯基。 5. 如申請專利範圍第1項之化合物或其醫藥上可接受 之鹽,其中 R2是由式(Π)所示之基團,其中 R4是苯基或苯甲醯基,其分別可以具有1或2個選自由 鹵原子、氰基基團、硝基基團、及CU3烷基-ο-基團組成之 群中的取代基;且 η是整數1或2。 6. 如申請專利範圍第1項之化合物或其醫藥上可接受 之鹽,其係選自由以下組成之群中·· (S) -5’-氟-2-[2-(4-氟-苯基)-嗎啉-4-基]-卜甲基· 1Η-[4,4’]二嘧啶-6-酮, (11)-5,-氟-1-甲基-2-(3-甲基-嗎啉-4-基)-以-[4,4’]二嘧啶-6-酮, (3)-5’-氟-2-(3-氟甲基-嗎啉-4-基)-卜甲基·111-[4,4 ’ ]二嘧啶-6 -酮, (S) -5,-氟-1-甲基-2-{2-[4- ( 5·甲基-[1,2,4]噁二唑- -40- 201124140 3-基)-苯基]-嗎啉-4-基}-1?1-[4,4’]二嘧啶-6-酮, 5’-氟-1-甲基- 2-[3- ( 4-吡咯啶-1-基-苯基)-哌陡 基]-1Η-[4,4’]二嘧啶-6-酮, 4-[4- (5’-氟-1-甲基-6-嗣基-1,6-一氮-[4,4’]二嘴 口定_ 2_基)-哌嗪-2-基]-苯甲腈, 2-[4- ( 2,3 - 一甲基-苯基)-峨曉-1-基]-5’-氣-i_甲基 1 Η - [ 4,4 ’]二嘧啶-6 -酮, 2-[2- ( 3,4-二甲氧基-苯基)-乙基胺基]-5’-氟-1·甲 基-1Η-[4,4’]二嘧啶-6-酮, 2-[2- ( 4-氯-苯基)-2-_基-乙基胺基]-5’-氟-丨_甲基· 1 Η - [ 4,4 ’]二嘧啶-6 -酮, 5’-氟-1-甲基-2-{甲基-[2- (4·硝基-苯基)-乙基]•胺 基}-111-[4,4’]二嘧啶-6-酮,及 (S) -5 -經基-1-甲基- 2- {2-[4- ( 5 -甲基-1,2,4-U惡二口坐 3-基)苯基]嗎啉-4-基}-11^[4,4’]二嘧啶-6-酮。 7. —種用於抑制Γ蛋白激酶1之活性的醫藥組成物j, 其包含有效量之如申請專利範圍第1至6項中之任一項的{匕 合物。 8 _如申請專利範圍第7項之醫藥組成物,其係用於治 療或預防一種預期會藉由抑制Γ蛋白激酶1之活性而緩解 的疾病或病況。 9.如申請專利範圍第8項之醫藥組成物,其中該預期 會藉由抑制τ蛋白激酶1之活性而緩解的疾病或病況是一 種選自由以下組成之群中的疾病或病況:阿茲海默氏症、 -41 - 201124140 缺血性腦中風、唐氏症、因孤立的腦類澱粉血管病變所致 之腦出血、進行性核上神經麻痺症、亞急性硬化泛腦炎的 震顫麻痺、腦炎後震顫麻痺、拳擊家腦病(pugilistic encephalosis )、關島震顫麻痺—痴呆合倂症、留依( Lewy )體疾病、皮克氏(Pick’s)症、皮質基底退化、額 顳葉痴呆、血管性痴呆、創傷性損傷、腦及脊髓創傷、週 邊神經病變、視網膜病變及青光眼、非胰島素依賴性的糖 尿病、肥胖病、躁鬱症、精神分裂症、脫髮病、乳癌、非 小細胞肺癌、甲狀腺癌、T或B細胞白血病、數種病毒引起 之腫瘤、肌萎縮性側索硬化症、瘧疾、尋常性天疱瘡及由 癌症之化學治療所引起之嗜中性白血球減少症。 10.如申請專利範圍第8項之醫藥組成物,其中該預期 會藉由抑制r蛋白激酶1之活性而緩解的疾病或病況是一 種選自由以下組成之群中的疾病或病況:非胰島素依賴性 的糖尿病、阿茲海默氏症、缺血性腦中風、進行性核上神 經麻痺症、皮克氏症、皮質基底退化、額顳葉痴呆、創傷 性損傷、腦及脊髓創傷、肌萎縮性側索硬化症及瘧疾。 1 1 .如申請專利範圍第8項之醫藥組成物,其中該預期 會藉由抑制r蛋白激酶1之活性而緩解的疾病或病況是阿 茲海默氏症。 1 2. —種如申請專利範圍第1至6項中之任一項之化合 物在製造用於抑制r蛋白激酶1之活性的藥物上的用途。 -42- 201124140 四 指定代表圖: (一) 本案指定代表圖為:無 (二) 本代表圖之元件符號簡單說明:無 201124140 五、本案若有化學式時,請揭示最能顯示發明特徵的化學 式:式(I)
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| EP1136482A1 (en) | 2000-03-23 | 2001-09-26 | Sanofi-Synthelabo | 2-Amino-3-(alkyl)-pyrimidone derivatives as GSK3beta inhibitors |
| CA2460121C (en) | 2001-09-21 | 2010-11-02 | Mitsubishi Pharma Corporation | 3-substituted-4-pyrimidone derivatives |
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| JP2014051532A (ja) | 2014-03-20 |
| AR077810A1 (es) | 2011-09-21 |
| JP2013501707A (ja) | 2013-01-17 |
| WO2011019089A1 (en) | 2011-02-17 |
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| EP2464639A1 (en) | 2012-06-20 |
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