TWI345467B - 4-imidazolines as taar's ligands - Google Patents
4-imidazolines as taar's ligands Download PDFInfo
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- TWI345467B TWI345467B TW096148251A TW96148251A TWI345467B TW I345467 B TWI345467 B TW I345467B TW 096148251 A TW096148251 A TW 096148251A TW 96148251 A TW96148251 A TW 96148251A TW I345467 B TWI345467 B TW I345467B
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- Prior art keywords
- imidazole
- compound
- phenyl
- group
- formula
- Prior art date
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- 239000003446 ligand Substances 0.000 title description 3
- LWTIGYSPAXKMDG-UHFFFAOYSA-N 2,3-dihydro-1h-imidazole Chemical class C1NC=CN1 LWTIGYSPAXKMDG-UHFFFAOYSA-N 0.000 title 1
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Substances C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 155
- 150000001875 compounds Chemical class 0.000 claims description 92
- -1 4-[2-(2-chloro-phenyl)-ethyl]-1H-imidazole 4-[2 -(2-decyloxy-phenyl)-ethyl]-1H-imidazole 4-[2-(3-chloro-phenyl)-ethyl]-1H-imidazole 4-[2-(3-fluoro- Phenyl)-ethyl]-1H-imidazole Chemical compound 0.000 claims description 73
- 238000000034 method Methods 0.000 claims description 26
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 24
- 150000003839 salts Chemical class 0.000 claims description 20
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- 238000005804 alkylation reaction Methods 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
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- 229910052736 halogen Inorganic materials 0.000 claims description 6
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 6
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- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 claims 1
- GGBRCGVUZVNZHC-UHFFFAOYSA-N C(C=1C(C(=O)ON)=CC=CC1)(=O)OOCCCC Chemical compound C(C=1C(C(=O)ON)=CC=CC1)(=O)OOCCCC GGBRCGVUZVNZHC-UHFFFAOYSA-N 0.000 claims 1
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- ADCUCAMWCWNHJA-UHFFFAOYSA-N 4-(chloromethyl)-1-tritylimidazole Chemical compound C1=NC(CCl)=CN1C(C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 ADCUCAMWCWNHJA-UHFFFAOYSA-N 0.000 description 14
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- FNSMDCRPGWSMDB-UHFFFAOYSA-N 4-(diethoxyphosphorylmethyl)-1-tritylimidazole Chemical compound C1=NC(CP(=O)(OCC)OCC)=CN1C(C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 FNSMDCRPGWSMDB-UHFFFAOYSA-N 0.000 description 13
- 239000002585 base Substances 0.000 description 13
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- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- 239000012043 crude product Substances 0.000 description 12
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 11
- 150000002460 imidazoles Chemical class 0.000 description 11
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- 230000027455 binding Effects 0.000 description 9
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 9
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- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 238000001890 transfection Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- WLOQLWBIJZDHET-UHFFFAOYSA-N triphenylsulfonium Chemical compound C1=CC=CC=C1[S+](C=1C=CC=CC=1)C1=CC=CC=C1 WLOQLWBIJZDHET-UHFFFAOYSA-N 0.000 description 1
- 239000012953 triphenylsulfonium Substances 0.000 description 1
- 229960003732 tyramine Drugs 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 238000005550 wet granulation Methods 0.000 description 1
- 150000003746 yttrium Chemical class 0.000 description 1
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Description
1345467 九、發明說明: 【發明所屬之技術領域】 本發明係關於下式之化合物
其中
R 為氫、低碳烷基或胺基; Χ-R1 為-CH2-、-CH(低碳烷氧基)-或-CH(OH)-;且 Y-R2為-CH2、-CH(低碳烷基)-、-CH(低碳烷氧基)-、-0-、-S-、-S(O)-、-S(0)2-、-CH(苯基)-或-C(低碳烷 基)2-; 或 Χ-R1 為-NH-;且 Y-R2為-CH2、-CH(低碳烷基)-、-CH(低碳烷氧基 、-CH(苯基)_或-C(低碳烷基)2-;
Ar 為苯基、萘基或苯幷β夫喃基’其環係未經取代或經 一或多個選自由以下各基組成之群之取代基取代: 低碳烷基、經函素取代之低碳烷基、鹵素、低碳燒 氧基、經齒素取代之低碳烧氧基、經基、胺基、_ 烷基胺基、嗎啉基、苯基、苄基,或經〇_苄基取 代; 或醫藥學上合適之酸加成鹽,以下化合物除外: 5-苯乙基-1//-咪唑 127116.doc 1345467 5-(2 -苯基-丙基)_ι Η-咪啥 1-(1Η-咪唾-4-基)-2-苯基-乙醇 5-(2,2-二苯基-乙基广1H_咪唑 4-(2-間-曱苯基-乙基)_出_咪唑 4-[2-(2,6-二甲基_苯基)_乙基]_1H_咪唑 4- (聯苯-2-基氧基甲基)·1Η_咪唑
5- (2-甲基-2-苯基-丙基)·ιη-咪唑 4-(2-氯-苯氧基曱基)·ιη·味唾 4-(2-氟-苯氧基甲基)_ιη-咪吐 4-鄰-甲苯基氧基甲基_1Η_咪唑 4-(3-氣-苯氧基甲基)]Η-咪唾 4-(2,6-二甲基-苯氧基甲基)_1Η_咪唑及 5曱基-4-本基硫基甲基_ 1JJ-喷唾。 舉例而言,已知化合物描述於下文提及之夂 >可文獻中 或包涵於公開化學庫中。 ’
A : 5-苯乙基-l/f-咪唑(CAS 94714-36-0) B : 5-(2-苯基-丙基)-lH-咪。坐(CAS 86347-25-3) C : 1-(1Η-咪唑-4-基)-2-苯基-乙醇(CAS 79928-10-2) D : 5-(2,2-二苯基-乙基)-lH-味唑(CAS 102390-63-6) E : 4-(2-間-甲苯基乙基)·ιη_ 咪唑(CAS 79928-27-1) F : 4-[2-(2,6-二曱基-苯基)-乙基]-1Η-咪。坐(CAS 79924-13-3) G : 4-(聯苯-2-基氧基曱基)-ΐΗ·咪唑(CAS 527696-96-4) H . 5-(2-甲基-2-苯基-丙基)-lH-味峻(Beilstein登錄號 4407995) 127116.doc 1345467 I · 4-(2-氯-苯氧基甲基)_1H_咪唑(CAS 27325 27 5) J · 4_(2_ 氟-苯氧基甲基)_1H-咪唑(caS 401-45-6) K. 4-鄰-甲苯基氧基^基_111咪唑(CAS 762177·7〇·8) L · 4-(3-氯-苯氧基甲基)_1H_ 咪唑(CAS 8〇2322_21_〇) M . 4-(2,6-二甲基-苯氧基甲基)_1H 咪唑(CAS 77145〇636) N . 5-甲基-4-苯基硫基▼基_1H_咪唑(CAS 7〇〇355 78 8) 本發明包括所有外消旋混合物、所有其相應對映異構體 及/或光學異構體。
此外,本發明亦涵蓋式〖化合物之所有互變異構形式。 已發現,式I化合物對微量胺相關受體(TAAR),尤其 TAAR1具有良好親和性。 該等化合物可用於治療抑鬱症、焦慮症、躁營症、注意 力不足過動症(ADHD)、壓力相關病症、精神病(諸如精神 分裂症)、神經病(諸如帕金森氏病)、神經退化性病症(諸 如阿茲海默氏病)、癲癇症、偏頭痛、高血壓、物質濫用 及代謝障礙(諸如飲食障礙)、糖尿病、糖尿病併發症、肥 胖、血脂異常、能量消耗及同化病症、體溫穩定障礙及功 能不良、睡眠及晝夜節律障礙及心血管病症。 【先前技術】 傳統生物胺(血清素、去甲腎上腺素、腎上腺素、多巴 胺、組織胺)在中樞及周邊神經系統中具有作為神經傳遞 質之重要仰[小其合成及儲存以及其在釋放後之降解及 回收受到嚴格調控。已知生物胺含詈 ^夕m ㈣3里之不均衡造成腦功能 在許多病理學條件下變化丨2_51。篦- L2 5]第—類内源胺化合物, 127116.doc 1345467 所謂微量胺(ΤΑ)在結構、代謝及次細胞定位方面與傳統生 物胺顯著重疊。ΤΑ包括ρ-酪胺、β-苯基乙胺、色胺及章魚 胺’且其以通常低於傳統生物胺之含量存在於哺乳動物神 經系統中[6]。 其異常調控與如精神分裂症及抑鬱症之各種精神疾病相 關[7]’且與如注意力不足過動症、偏頭痛、帕金森氏病、 物質濫用及飲食障礙之其他病狀相關[8,9]。 長期以來,僅基於人類及其他哺乳動物之CNS中解剖學 上離散之高親和性ΤΑ結合位點假定ΤΑ特異性受體 Π〇,11]。因此,咸信經由傳統生物胺之熟知機制,藉由觸 發其釋放、抑制其回收或藉由與其受體系統"交又反應"來 介導ΤΑ之藥理學效應[9,12,13]。此觀點隨近期對於GPCR 新賴家族之若干成員,即痕量胺相關受體(TAAr)的辨識 而顯著改變[7,14]。人類體内存在9種TAAR基因(包括3種 假基因)且小鼠體内存在16種基因(包括1種假基因)。TAAR 基因不含有内含子(一種例外為TAAR2含有1個内含子), 且在同一染色體區段上彼此相鄰定位。受體基因之種系關 係與深度GPCR藥效團類似性比較及藥理學資料一致,此 表明該等受體形成三種不同之亞家族[7,14]。TAAR1為在 人類與齧齒動物之間高度保守之四種基因(TAAR卜4)的第 亞類。TA經由Ga活化TAAR1。TA之異常調控經證明引 起各種疾病之病因,該等疾病如抑鬱症、精神病、注意力 不足過動症、物質濫用、帕金森氏病、偏頭痛、飲食障 礙、代謝障礙,且因此TAAR1配位體具有用於治療該等疾
Wll6.doc 1345467 病之高度潛能。 因此,對於增加關於微量胺相關受體之知識存在廣泛興 趣〇 所用參考文獻: 1 Deutch,A.Y.及 Roth, R.H. (1999) Neurotransmitters. In •Fwwi/awewia/ iVewrosciewce(第 2版)(Zigmond,M.J., Bloom,F.E.,Landis,S.C.,Roberts, J丄及 Squire, LR. 編),第 193-234 頁,Academic Press ;
2 Wong, M.L·及 Licinio,J. (2001) Research and treatment approaches to depression. Nat. Rev. Neurosci. 2, 343-351 ; 3 Carlsson, A.等人(2001) Interactions between monoamines, glutamate, and GABA in schizophrenia: new evidence. Annu. Rev. Pharmacol. Toxicol. 41, 237-260 ;
4 Tuite,P.及 Riss,J. (2003) Recent developments in the pharmacological treatment of Parkinson's disease. Expert Opin. Investig. Drugs 12, 1335-1352
5 Castellanos, F.X.及 Tannock, R. (2002) Neuroscience of attention-deficit/hyperactivity disorder: the search for endophenotypes. Nat. Rev. Neurosci. 3, 617-628 I 6 Usdin,E.及 Sandler,M.編(1984),Ae brain, Dekker ; 7 Lindemann, L.及 Hoener,M. (2005) A renaissance in (S ) 127116.doc -12- 1345467 trace amines inspired by a novel GPCR family. Trends in Pharmacol. Sci. 26, 274-281 i 8 Branchek,T.A·及 Blackburn,T.P. (2003) Trace amine receptors as targets for novel therapeutics: legend, myth and fact. Curr. Opin. Pharmacol. 3, 90-97 ; 9 Premont, R.T.等人(2001) Following the trace of elusive amines. Proc. Natl. Acad. Sci. U. S. A. 98, 9474-9475 ;
10 Mousseau,D.D.及 Butterworth, R.F. (1995) A high- affinity [3H] tryptamine binding site in human brain. Prog. Brain Res. 106, 285-291 ; 11 McCormack, J.K.等人(1986) Autoradiographic localization of tryptamine binding sites in the rat and dog central nervous system. J. Neurosci. 6, 94-101 ;
12 Dyck, L.E. (1989) Release of some endogenous trace amines from rat striatal slices in the presence and absence of a monoamine oxidase inhibitor. Life Sci. 44, 1149-1156 ; 13 Parker, E.M·及 Cubeddu,L.X. (1988) Comparative effects of amphetamine, phenylethylamine and related drugs on dopamine efflux, dopamine uptake and mazindol binding. J. Pharmacol. Exp. Ther. 245, 199-210 ; 14 Lindemann, L.等人(2005) Trace amine associated 127116.doc -13- 1345467 receptors form structurally and functionally distinct subfamilies of novel G protein-coupled receptors. 85,372-385 o 【發明内容】 本發明之目標為新顆式I化合物,及式I化合物及其醫藥 學上可接受之鹽用於製造用以治療與對微量胺相關受體之 親和性相關之疾病的藥劑之用途,屬於式I範疇之新型特
異性化合物,其製造’以本發明之化合物為主之藥劑及其 生產以及式I化合物在控制或預防以下疾病十之用途:諸 如抑鬱症、焦慮症、躁鬱症、注意力不足過動症、壓力相 關病症、精神病(諸如精神分裂症)、神經病(諸如帕金森氏 病)、神經退化性病症(諸如阿茲海默氏病)、癲癇症、偏頭 痛、高血壓、物質濫用及代謝障礙(諸如飲食障礙)、糖尿 病、糖尿病併發症、肥胖、血脂異常、能量消耗及同化病
症、體溫穩定障礙及功能不良、睡眠及晝夜節律障礙及心 血管病症。 使用本發明化合物之較佳適應症為抑鬱症、精神病、帕 金森氏病、焦慮症及注意力不足過動症(ADHD)。 【實施方式】 如本文令所用,術語”低碳烷基"表示含有1至7個碳原子 之飽和直鏈或支鏈基團,例如子基、乙基、丙基、異丙 基、正丁基、# 丁基、2· 丁基、第三丁基及其類似基團。 較佳烧基為具有1-4個碳原子之基團。 如本文t所用,術語”低碳烷氧基"表示其中烷基殘基如 1271I6.doc 14 1345467 上文所定義且經由氧原子連接之基團。 如本文中所用,術語"經齒素取代之低碳烷基”表示如上 所定義之烷基’其中至少一個氫原子經鹵素置換,例如 cf3、CHF2、CH2F、CH2CF3、ch2ch2cf3、ch2cf2cf3 及 其類似基團。 術語••鹵素"表示氯、破、氟及溴。
術語”醫藥學上可接受之酸加成鹽"涵蓋與無機酸及有機 酸形成之鹽,該等無機酸及有機酸諸如鹽酸、硝酸、硫 酸、磷酸、檸檬酸、曱酸、反丁烯二酸、順丁烯二酸、乙 酸、丁二酸、酒石酸、甲烷磺酸、對曱苯磺酸及其類似 物。
較佳之式I化合物為彼等化合物,其中X-R1及Y-R2均為 CH2。該等化合物為 4-0(2-氣-苯基)-乙基]-1H-咪唑 4-[2-(2·甲氧基-苯基)-乙基]-1H-咪唑 4-[2-(3-氣-苯基)-乙基]-1H-咪唑 4-[2-(3-氟-苯基)-乙基]-1H-咪唑 4-[2-(3-三氟曱基-苯基)-乙基]-1H-咪唑 4-[2-(3·甲氧基-苯基)-乙基]-1H-咪唑 4-[2-(4-氣-苯基)-乙基]-1H-咪唑 4- [2-(3,5-二氣-苯基)-乙基]-1Η-咪唑 5- 苯乙基-1//-咪唑 4-(2-間·曱笨基-乙基)-lH-咪唑或 4-[2-(2,6-二甲基-苯基)-乙基]_1Η-咪唑。 127116.doc • 15- 1^4^407 進一步較佳者為其中X_y為CH2且Y_R2為·CH(低碳烷基) 之化合物,例如以下化合物: 4- (2-苯基-丁基)_1H_咪唑或 5- (2-苯基-丙基)_1H咪唑。 進一步較佳者為其中x_Ri為CH2且Y_R2為〇之化合物, 例如以下化合物:
(2’3 —氯-本氧基甲基)-1JJ-味唾 4-(2,3-二氟-苯氧基甲基)·1Η咪唑 4-(3,4·二氣-笨氧基曱基)_1Η咪唑 4- (4-氣-3-氟-笨氧基曱基)_1Η_咪唑 5- (笨幷呋喃_6_基氧基甲基)_1Η_咪唑 4-鄰-甲苯基氧基甲基·1Η_咪唑 4_(3-氣-苯氧基甲基)_1Η_咪唑或 4- (2-氟-苯氧基曱基)·1Η_咪唑。
本2發明之另一實施例為式i化合物,其中x_r1為现且 Y-R2為S,例如以下化合物: 5- (2,3-一氯-苯基硫基曱基)_ι_啼嗤 4-(4-氣-苯基硫基甲基)·5甲基-1H_咪唑 4-(萘-2-基硫基甲基)·ιη_咪。坐或 曱基-4-苯基硫基甲基_1Η·_。坐。 本發明之式Ϊ化合物及其醫藥學上可接受之鹽可藉由此 項技術中已知之方法,例如藉由下文所述之方法來製備, 該方法包含: a)將下式化合物: 127116.doc -16- 1345467
去保護成下式化合物
其中該等定義係如上文所述,或 b)將下式化合物
V 麵 氫化成下式化合物
II-1 且根據步驟a)去保護成下式化合物
Ar,R‘ 1-1 其中Ar係如上文所定義且R2為氫、低碳烷基或低碳烷氧 基,或 c)將下式化合物 127116.doc •17· 1345467
Ar IX 烷基化成下式化合物
且根據步驟a)去保護成下式化合物 7飞
Ar 1-2 其中Ar係如上文所定義;或 d)使下式化合物
XI 與下式化合物
ArOH X 反應成成下式化合物
II-3 127116.doc -18- 1345467 且去保護成下式化合物
MN
其中R為低碳烷基且Ar係如上文所述,或 g)使下式化合物
ArSH X, 反應成下式化合物 II-4
且根據步驟a)去保護成下式化合物
其中Ar係如上文所定義,或 h)將下式化合物
II-4 127116.doc -20- 1345467 氧化成下式化合物
且根據步驟a)去保護成下式化合物
N^NH
1-7或
其中Ar係如上文所定義;或 i)將下式化合物 還原成下式化合物
且根據步驟a)去保護成下式化合物:
其中Ar係如上文所述且PG為常見•保護基;且 若須要,將所獲得之化合物轉化為醫藥學上可接受之酸 加成鹽。 式I化合物可根據如上文所述之方法變化形式及以下流 127116.doc -21 · 1345467 程1-7來製備。起始物質為市售的,為化學文獻中所已 知,或可根據此項技術中熟知之方法來製備。
程序A C-C-鍵聯化合物之合成 流程1
#腐4 :式III之醛或酮與(1-三苯曱基-1H-咪唑-4-基甲 基)-膦酸二乙酯(IV)之間的維蒂希反應可在-78°C-80°C之溫 度下,於諸如THF、二噁烷、乙腈、1,2-二甲氧基乙烷、 DMF、苯、曱苯或其混合物之溶劑中,藉由使用諸如 NaH、KOtBu、NaOMe、NaOEt、n-BuLi、LiHMDS、 NaHMDS、KHMDS、LDA之驗進行 15 min-8 h,且若適當 視情況添加冠醚以產生内鏽鹽,且隨後在0與80°C之間的 127116.doc -22- 1345467 /μ度下將内鑌鹽與幾基化合物於相同溶劑中縮合卜Μ h的 弋το成或者,在未於-78°C-8〇t:之溫度下預先形成内 鑌现之If/兄下’可將鹼、羰基化合物及可選冠醚同時添加 至反應混合物中。 與务基酮反應之較佳條件為在室溫下使用K〇tBu作為驗 且使用THF作為溶劑,在冑溫下使膦酸醋反應^ $ min,且 隨後在80C下與羰基組份隔夜縮合來形成内鑌鹽。對於苯 甲路而。之較佳條件為在幾基化合物的存在下,在下 使用KOtBu作為驗且使用THF作為溶劑隔夜形成内錐鹽。 步猙忍:式v烯烴之還原可藉以諸如以〇2、pd_c或阮尼 錄(Raney nickel)之催化劑於諸如 Me〇H、Et〇H、jj2〇、二 噁烷、THF、HOAc、EtOAc、CH2C12、CHCI3、DMF 或其 混合物之溶劑中,在常壓或高壓下經氫氣氫化或使用甲酸 銨或環己二烯作為氫來源進行轉移氫化來實現。或者,烯 烴之還原可藉由MeOH中之Mg或藉由THF或二乙醚中之 LiAlH4來實現。 對於經三取代烯烴而言之較佳程序為在常壓下於 MeOH/CH/l2中使用1〇% Pd/C作為催化劑來氫化。對於經 二取代烯烴而言之較佳程序為在常壓下於Me〇H/CHCl3/ AcOH中使用10% Pd/C作為催化劑來氫化》兩種條件均可 導致三苯曱基保護基部分損失。在此情況下,使經保護及 未經保護產物之混合物直接處於條件C。 步餚C:三苯曱基之裂解可在〇至60°c下,於諸如 CH2C12、CHC13、THF、MeOH、EtOH 或 H20之溶劑中,以 127116.doc -23· 1345467 諸如HCl、h2so4或H3P04之無機酸或諸如CF3COOH、 CHCLCOOH、HOAC或對曱苯磺酸之有機酸來實現。 較佳條件為於EtOH中之2 N HC1裏回流1-3 h。
程序B 將於α位具有烷氧基取代基之C-C-鍵聯化合物合成為咪唑 流程2
步雜4 : 2-(第三丁基-二甲基_矽烷基)_咪唑-^磺酸二曱 基-醯(VII)之甲基化可藉由在_78。〇__4〇。〇下於諸如THF或 二乙趟之溶劑中,以諸如n-BuLi、s_BuLi或卜BuLi之強鹼 且視情況以諸如四甲基乙二胺或五甲基二乙三胺之添加劑 去質子化,繼而於-78。(:至室溫下,以諸如DMF之甲基化 親電子劑中止陰離子達1_24 h的方式實現。 較佳條件為在-78°C下以n-BuLi去質子化1〇 min,隨後 在-78°C下與DMF反應2 h。 步锣忍:經保護之甲醯基咪唑(VII)與芳基氯化鎂或溴化 127116.doc -24- 1345467 鎂(VIII)之格林納反應可藉由在-20°c至室溫下將格林納試 劑(市售或藉由標準方法自苄基氯或苄基溴及Mg製備)於諸 如二乙醚、THF或苯之溶劑中之溶液添加至醛於上文提及 溶劑中之一者裏之溶液中,且使兩種組份在室溫-回流溫 度下反應1-24 h的方式實現。 較佳條件為在室溫下將二乙醚中之格林納試劑添加至醛 於THF中之溶液中且在室溫下隔夜反應。
#雜(7:式IX之醇之烷基化可藉由在-78°C至室溫下,於 諸如THF、DMF、DMSO、甲苯或1,2-二曱氧基乙烷之合適 溶劑中,在相轉移催化劑(四烷基銨鹽)的存在下以諸如 NaH、KH、n-BuLi、KOtBu、KOH 或 NaOH及 KOH 水溶液 之驗使經基去質子化達30 min-2 h,且隨後添加烧基鹵化 物的方式完成。 較佳條件為在室溫下於THF中以NaH去質子化1 h,且在 室溫下以烷基碘隔夜進行烷基化。
#鐄2):兩個保護基(II-2)之同時裂解可在室溫-回流溫 度下,於諸如EtOH、MeOH、H20或THF之溶劑中,在諸 如HC1、HBr或H2S04之無機酸的存在下進行1-24 h而達 成。 較佳條件為於EtOH中之2 N HC1裏回流1-3 h。
程序C C-O-鍵聯化合物之合成 127116.doc -25- 1345467 流程3
1-3
#鑕4 :經取代之苯酚與4-氣曱基-1-三苯甲基-1H-咪唑 (XI)之烷基化可在室溫-120°C下,於諸如丙酮、DMF、 DMSO、乙腈、甲苯、EtOH、MeOH之溶劑及視情況(若適 當)諸如四丁基溴化銨之相轉移催化劑或諸如冠醚、四丁 基碘化銨或碘化鉀之添加劑中,使用諸如K2C03、 Cs2C03、Na2C03、NaHC03、NaOH 水溶液、KOH、 LiOH、NaH、NaOMe、NaOEt或三乙胺之鹼進行1-24 h的 方式來完成。 較佳條件為於DMF中之K2C03裏於80°C下歷時5 h。
#猙5:三苯甲基之裂解可在0至60°C下,於諸如 CH2C12 , CHC13、THF、MeOH、EtOH 或 H20 之溶劑中,以 諸如HC1、H2S04或H3P04之無機酸或諸如CF3COOH、 CHCl2COOH、HOAc或對甲苯磺酸之有機酸來實現。 較佳條件為於EtOH中之2 N HC1裏回流1-3 h。
程序D C-C-鍵聯2_甲基-4-咪唑之合成 127116.doc -26- 胺基咪唑1-5。舉例而言,此去保護可藉由酸或鹼催化之 7解來達成’在乙醯基之情況下,最有利地藉由在諸如 醇類或水與醇類之混合物的極性溶劑中以鹽酸處理 達成。
程序F C-S-鍵聯化合物之合成 流程6
#腐^ :經取代之苯酚(X)與4-氣曱基-κ三笨甲 〇 唑(XI)之烷基化可在室溫_12(rc下,於 土 Η 布如丙_、dmf 127116.doc -28- 1345467 DMSO、乙腈、曱苯、EtOH或MeOH之溶劑及視情況(若適 當)諸如四丁基溴化銨之相轉移催化劑或諸如冠醚、四丁 基碘化銨或碘化鉀之添加劑中,使用諸如K2C03、 Cs2C03、Na2C03、NaHC03、NaOH 水溶液、KOH、 LiOH、NaH、NaOMe、NaOEt或三乙胺之鹼進行1-24 h的 方式來完成。 較佳條件為於DMF中之K2C03裏於80°C下歷時5 h。
步雜三苯曱基之裂解可在0至60°C下,於諸如 CH2C12、CHC13、THF、MeOH、EtOH或 H20之溶劑中,以 諸如HC1、H2S04或H3P04之無機酸或諸如CF3COOH、 CHC12C00H、HOAc或對甲苯磺酸之有機酸來實現。 較佳條件為於EtOH中之2 N HC1裏回流1-3 h。
:硫醚(II-4)氧化為相應亞砜(II-5)可在0°C-回流之 溫度下,於諸如CH2C12、二氯乙烷、甲苯、乙腈、MeOH 之溶劑中,藉由諸如mCPBA、2-碘氧基苯甲酸異丙酯、過 硫酸氫鉀或高碘酸鈉之氧化劑來完成。 較佳條件為於CH2C12中之1當量mCPBA裏0°C-室溫下歷 時1-5 h 。 :硫醚(II-4)氧化為相應亞砜(II-6)可在0°C-回流之 溫度下,於諸如CH2C12、二氯乙烷、甲苯、乙腈、THF、 丙酮、MeOH之溶劑中,藉由諸如mCPBA、H2〇2、過硫酸 氫钟或鶴酸鈉之氧化劑來完成。 較佳條件為於CH2C12中之2當量mCPBA裏0°C-室溫下歷 時 1-5 h。 127116.doc -29- 1345467
程序E C-N-鍵聯化合物之合成 流程7
0H A「人 〇 +
XVI
尸G -偶合劑 例如TBTU π鹼 XV" ’例如 iPr2NEt
XVIII hal=鹵素、通常為氣 PG=保護基,例如為三苯曱基
B 鹼 例如Et3N CH2CI2
XVII
LiAIH4
C
.,THF
#雜4 :經取代之芳基羧酸(XVI)與經合適保護之4-胺 基-咪唑化合物(XVII)偶合以產生醯胺化合物(IXX)可於諸 如THF、DMF或二氯甲烷之溶劑中,使用諸如四氟硼酸2-(lh-苯幷三唑-1-基)-1,1,3,3-四曱基脲鏽(TBTU)或六氟硼酸 2-(lh-苯幷三唑-1-基)-1,1,3,3-四曱基脲鑌(HBTU)或六氟硼 酸鄰(7-氮雜苯幷三唑-1-基)-n,n,n、n'-四甲基脲鑌(HATU) 之偶合劑及諸如三乙胺或乙基二異丙胺之鹼來完成。合適 之氮保護基包括第三丁氧基胺基甲酸酯(BOC)、三苯曱 127116.doc -30- 1345467 基、二甲基胺基磺醯基及三甲基矽烷基-乙基(SEM)。 較佳條件為於DMF中之TBTU及乙基二異丙胺襄40。〇下 歷時16小時,且較佳保護基為三苯甲基。 步餚5:經取代之芳基羧酸氯化物(XVIII)與經合適保護 之4-胺基-咪唑化合物(XVII)偶合以產生醯胺化合物(ιχχ) 可於諸如THF、DMF或二氯甲烷之溶劑中使用諸如吡啶、 二乙胺或乙基二異丙胺之鹼,且視情況使用諸如Ν,Ν_二甲
基甲酿胺或4-Ν,Ν-二甲基胺基吨啶(DMAP)之催化劑來完 成。 較佳條件為於二氣甲烷中之三乙胺裏室溫下歷時1 h, 且較佳保護基為三苯曱基。 步雜C:醯胺(IXX)還原為胺(ΙΙ·7)可在高溫下於諸如二 噁烷、二乙醚或四氫呋喃之溶劑中,使用諸如氫化鋁鋰之 金屬氫化物還原劑或諸如硼烷-四氫呋喃複合物之硼烷試 劑來完成。 較佳條件為於四氫呋喃中之氫化鋁鋰裏回流溫度下歷時 16 h 〇 #摩2):去保護條件視所採用保護基之性質而定,且許 多方法在此項技術中係熟知的。 在二苯甲基保護基之情況下,較佳去保護條件為於二噁 烷中之4 Μ鹽酸水溶液裏於室溫下歷時1 _2小時。 化合物之分離及純化 若須要,本文所述化合物及中間物之分離及純化可藉由 任何合適分離或純化程序來實現,諸如過濾、萃社 I 、、、〇 127116.doc 1345467 晶、管柱層析、薄層層析、厚層層析、製備型低壓或高壓 液相層析或該等程序之組合。關於合適分離程序之特定說 明可參考本文以下之製備及實例。然而’當然亦可使用其 他等效分離程序。可使用對掌性HPLC來分離式I對掌性化 合物之外消旋混合物。 式I化合物之鹽
式I化合物為鹼性的且可轉化為相應酸加成鹽。轉化可 藉由以至少化學計量之量的適當酸處理來完成,適當酸諸 如鹽酸、氫溴酸 '硫酸、硝酸、填酸及其類似物,及諸如 乙酸、丙酸、乙醇酸、丙酮酸、草酸、蘋果酸、丙二酸、 丁二酸、順丁稀二酸、反丁稀二酸、酒石酸、檸檬酸、苯 甲酸、肉桂酸、扁桃酸、曱烷磺酸、乙烷磺酸、對甲苯磺 酸、水楊酸及其類似物之有機酸。通常將游離鹼溶解於諸 如二乙醚、乙酸乙酯、氯仿、乙醇或曱醇及其類似物之惰 性有機溶劑中且將酸添加於類似溶劑中。將溫度維持在 〇°C與50°c之間《所得鹽自發沈澱或可經極性較小之溶劑 離開溶液。 式Ϊ之鹼性化合物的酸加成鹽可藉由以至少化學劑量當 量之諸如氫氡化鈉或氫氧化鉀、碳酸鉀、碳酸氫鈉、氨及 其類似物之合適鹼處理而轉化為相應游離鹼。 式I化合物及其醫藥學上適用之加成鹽具有重要之藥理 學特性。特定而言’已發現本發明之化合物對微量胺相關 受體(TAAR),尤其對TAAR1具有良好親和性。 根據下文給出之測試評估該等化合物。 127116.doc -32- 1345467 材料及方法 TAAR表現質體及經穩定轉染細胞株之構築
如Lindemann等人所述[14],為構築表現質體,基本上 自染色體組DNA擴增人類、大鼠及小鼠TAAR1之編碼序 列。使用具有1.5 mM Mg2+之擴展高保真PCR系統(Expand High Fidelity PCR System,Roche Diagnostics),且依照製 造商說明書將經純化之PCR產物選殖至pCR2.1-T0P0選殖 載體(Invitrogen)中。將PCR產物次選殖至pIRESneo2載體 (BD Clontech,Palo Alto, California)中,且證實表現載體 之序列,之後將其引入細胞株中。
基本上如Lindemann等人(2005)所述培養HEK293細胞 (ATCC # CRL-1573)。為產生經穩定轉染之細胞株,根據 製造商說明書以具有Lipofectamine 2000 (Invitrogen)之含 有TAAR編碼序列(上文所述)之pIRESneo2表現質體轉染 HEK293 細胞,且在轉染後 24 h,以 1 mg/ml G418(Sigma, Buchs,Switzerland)補充培養基。在約10天(d)之培養時期 後,將純系分離、擴展且依照製造商提供之非乙醯化EIA 程序以cAMP Biotrak酶免疫檢定(EIA)系統(Amersham)測 試其對微量胺(所有化合物均購自Sigma)之反應性。對於 所有後續研究而言,使用在15次繼代之培養期内展現穩定 EC5Q之單株細胞株。 膜之製備及放射性配位體結合 將聚集之細胞以含有10 mM EDTA之不含Ca2+及Mg2+的 冰冷磷酸鹽緩衝鹽水沖洗,且藉由在4°C下以1000 rpm離 127116.doc -33 · 1345467 心5 min來粒化。隨後將小球以冰冷磷酸鹽緩衝鹽水洗條 兩次’且將細胞小球藉由浸潰於液態氮中立即冷凍且儲存 於-80°C下直至使用。隨後將細胞小球懸浮於含有1 〇 丑0丁八之20〇111^?£8-\&011(2〇1111^1,卩117.4)中,且藉由
Polytron(PT 3000,Kinematica)以 10,000 rpm均質化 1〇 s。 將均質物在4°C下以48,000xg離心30 min,且將小球再懸浮
於含有 0.1 mM EDTA 之 20 ml HEPES-NaOH(20 mM,pH
7.4)(緩衝液A)中’且藉由p〇iytron以10,000 rpm均質化1 〇 s。隨後將均質物在4°C下以48,000xg離心30 min,且將小 球再懸浮於20 ml緩衝液A中,且藉由Polytron以1〇,〇〇〇 rpm均質化1〇 s。藉由pierce方法(R〇ckf〇rd,iL)測定蛋白濃 度。隨後將均質物在4C下以48,00〇xg離心10 min,再懸浮 於每 ml 包括 MgCl2(10 mM)及 CaCl2 g 之 HEPES-NaOH(20 mM’ pH 7.0)(2 mM)(緩衝液 B)中,藉由Polytron 以 1〇,〇〇〇 rpm均質化l〇 s。
在4°C下以1 ml之最終體積進行結合檢定,且培育時間 為30 min。以等於60 nM之計算心值的濃度使用放射性配 位體[311]-外消旋-2-(1,2,3,4-四氫-1_萘基)_2-咪唑啉以得到 所添加放射性配位體總濃度約〇.1%之結合,及代表佔總結 合大致70%-80%之特異性結合。非特異性結合係定義為在 適當未經標記配位體(1〇 μΜ)之存在下[3h]_外消旋_2· (1,2,3,4-四氫-1-萘基)_2-咪唑啉的結合量。在廣泛濃度範 圍内(1 0 pM-30 μΜ)測試競爭性配位體。檢定中之最終二 甲基亞砜濃度為2%,且其並不影響放射性配位體結合。 127116.doc -34- 1345467 每一實驗重複進行兩次。所有培育均藉由經UniFilter-96板 (Packard Instrument Company)及於0.3%聚伸乙基亞胺中預 浸泡至少2 h且使用Filtermate 96細胞採集器(Packard Instrument Company)之玻璃過滤器GF/C快速過遽而終止。 隨後將管及過濾器以1 ml等分試樣之冷緩衝液B洗滌3次。 過濾器未經乾燥且浸泡於Ultima金(每孔45 μΐ,Packard Instrument Company)中,且藉由TopCount微量盤式閃爍計
數器(TopCount Microplate Scintillation Counter,Packard
Instmment Company)訝結合放射性進行計數。
如下表中所不’校佳化合物在小鼠體内對TAAR1展示 <0·1 μΜ範圍之 Ki值(μΜ)。 實例 Ki〇iM)小鼠 實例 Ki 1 0.0609 39 0.0684 5 0.0059 42 0.0041 8 —^ 0.0843 46 0.0146 11 0.0025 47 0.0103 12 ----^ 0.0097 A 0.017 13 0.0106 B 0.0728 14 0.0606 E 0.0036 16 0.0172 F 0.0693 17 0.0019 J 0.0536 20 0.043 K 0.0762 35 0.0889 L 0.044 36 0.0227 N 0.0638 37 0.0802 127116.doc •35· 1345467 幻化合物及式!化合物之醫藥學上可接受之鹽可例如以 醫藥製劑之形式用作藥劑。醫藥製劑可經口 仅兴,例如以 旋劑、包衣錠劑、糖衣藥丸、硬質明膠膠囊及軟質明膠膠 囊、浴液、礼液或懸浮液之形式。然而,投藥亦可經直腸 •(例如以栓劑之形式)、非經腸(例如以注射溶液之形式 現。 ” 式I化合物可經醫藥學上惰性之無機或有機载劑處理以 • 肖於產生醫藥製劑。例如’可使用乳糖、玉米澱粉或其衍 生物、滑石粉、硬脂酸或其鹽及其類似物作為鍵劑、包衣 錠劑、糖衣藥丸及硬質明膠膠囊之該等載劑。軟質明膠膝 囊之合適載劑例如為植物油、躐、脂肪、半固體及液體多 几醇及其類似物。然而,視活性物質之性質而定,在軟質 明踢膠囊之情況下通常不需要載劑。用於產生溶液及糖漿 之合適載劑例如為水、多元醇、甘油、植物油及其類似 物。用於栓劑之合適載劑例如為天然油或硬化油、壤、脂 議•肪、半液體或液體多元醇及其類似物。 此外,醫藥製劑可含有防腐劑、增溶劑、穩定劑、濕满 齊J、乳化劑、甜味劑、著色劑、調味劑、用於改變渗透塵 之鹽、緩衝劑、遮蔽劑或抗氧化劑。其仍亦可含有其他治 療學上重要之物質。 含有式I化合物或其醫藥學上可接受之鹽及治療學上之 惰性載劑的藥劑亦為本發明之目標,如同其生產方法,該 方法包含將一或多種式Μ合物及/或醫藥學上可接受之酸 加成戚及(右須要)一或多種其他治療學上之重要物質連同 127116.doc -36· 丄 M5467 一或多種治療學上之惰性載劑一起形成草本投藥形式。 根據本發明之最佳適應症為包括中樞神經系統病症之彼 等病症,例如治療或預防抑鬱症、精神病、帕金森氏病、 焦慮症及注意力不足過動症(ADHD)。 劑量可在廣泛界限内變化,且當然在每一特定情況下將 視個別要求進行調整。在經口投藥之情況下,成人劑量可 為每天約0.01 mg至約1〇〇〇 mg通式〗之化合物或其相應量之 醫藥學上可接受之鹽。每曰劑量可以單次給藥或分次給藥 之形式投與,且另外當發現已指示時,亦可超過上限。 錠劑調配物(濕式造粒)
項目 成份 1. 式I化合物 2. 乳糖無水DTG 3. Sta-Rx 1500 4. 微晶纖維素 5. 硬脂酸鎂 總計 製造程序 mg/键劑 5 mg 25 mg 100 mg 500 mg 5 25 100 500 125 105 30 150 6 6 6 30 30 30 30 150 1 1 1 1 167 167 167 831 1 ·將項目1、2、3及4混合且以純水粒化。 2. 於50°C下乾燥顆粒物。 3. 使顆粒物穿過合適研磨裝置。 4. 添加項目5且混合3分鐘;於合適壓力機上壓縮。 127116.doc -37· 1345467 膠囊調配物 項目 1. 成份 式I化合物 mg/膠囊 5 mg 5 25 mg 25 100 mg 100 500 mg 500 2. 含水乳糖 159 123 148 3. 玉米澱粉 25 35 40 70 4. 滑石粉 10 15 10 25 5. 硬脂酸鎂 1 2 2 5 總計 200 200 300 600
製造程序 1. 將項目1、2及3於合適混合器中混合3 〇分鐘。 2. 添加項目4及5且混合3分鐘。 3. 填充至合適膠囊中。 實驗 以下實例說明本發明,但不欲限制其範疇。 實例1
4-(2-苯基·丁基)-iH-咪唑 a) 4-(2-苯基-丁-1-稀基)q三苯甲基_1H_咪唑
於氬氣氛下’於室溫下向(1_三苯甲基_1H-咪唑_4_基曱 基)-膦酸二乙酯(1.24 g; CAS 473659-21-1)於 THF(20 ml) 中之經攪拌溶液中添加第三丁醇鉀(3〇1 mg)e於室溫下攪 拌15 min後,一次性添加苯丙酮(0.3 ml)。將混合物加熱至 80 C且在彼溫度下繼續攪拌2天。將緻密懸浮液冷卻至室 127116.doc -38 · 1345467 溫且濾除固體並以THF洗務。濃縮渡液以留下深紫色黏性 油狀物。將其溶於Et〇Ac中且以鹽水洗滌。將含水相以 EtOAc反萃取。將經合併之有機物以鹽水洗滌、經MgS〇4 m 乾燥、過濾且濃縮。將粗產物藉由管柱層析(石夕膠;梯度 環己烷—環己烷/Et〇Ac(3:2))純化以得到呈奶白色固體狀 之4-(2-苯基-丁-丨―烯基卜^三苯曱基_1H•咪唑(269 mg;非 完全純)。MS (ISP) : 243.2 ([Trt] + ) b) 4-(2-苯基-丁基)·1Η-咪唑
於氬氣氛下,於室溫下向4·(2·苯基·丁·丨烯基三苯 甲基-1H-咪唑(260 mg)於甲醇(5 ml)及二氯甲烷(2爪丨)中之 經攪拌溶液令添加10% Pd/C(26 mg)。隨後於氣氣氛下將 混合物於室溫下攪拌17 h。濾除催化劑且以甲醇洗滌。濃 縮攄液。將粗產物藉由管柱層析(矽膠;梯度: CH2Cl2/MeOH(9.1))純化以得到呈無色膠狀物之苯基_ 丁基)·1Η-咪唑(18 mg)。MS (Isp) : 2〇1 3 ([m+h]+) 實例2 4·(3-甲基-2-苯基-丁基)_1H_咪唑 a) 4-(3-甲基-2·苯基-丁小稀基)小三苯甲基ih•喷唑 0
127116.doc •39· 1345467 於氬氣氛下,於室溫下向(1-三苯甲基-1H-咪唑-4-基甲 基)鱗酸一乙酷(921 mg ; CAs 於thF(2〇 ml) 中之經授拌懸浮液中添加第三丁醇鉀(241 mg)。隨後將混 合物於室溫下攪拌15 min,且一次性添加苯異丁嗣(〇25 )將混α物(澄清棕橙色溶液)加熱至80°c達2丨h ^將反 應此。物過據且將據餅以Et〇Ac洗條。濃縮遽液。將粗產 物藉由管柱層析(矽膠;梯度:環己烷-環己烷/EtOAc
(1:1))純化以得到呈橙色黏性固體狀之4-(3-甲基-2-苯基- 丁1婦基二笨曱基-1H-^ °坐(91 mg ;非完全純)。MS (ISP): 243.2 ([Trt]+) b) M3-甲基_2_笨基·丁基)小三苯甲基-ih_味唑
於二氣氛下’於室溫下向4-(3·曱基-2-苯基-丁-丨_烯基)-1 一笨甲基-1H-咪唑(87 mg)於曱醇(4 ml)及ml)中 ,攪拌'合液中添加10% pd/C( 10 mg)。隨後於氫氣氛下 物於至溫下攪拌38 h。濾除催化劑且以MeOH洗 滌/辰縮濾液以留下呈奶白色黏性固體狀之4·(3·甲基·2_ 笑其-丁甘、 土 土)_1_二苯曱基-1Η-咪唑(82 mg),其不經進一步純 化即用於下一步驟中。MS (ISP): 243.2 ([Trt]+) c) 4 甲基-2-笨基_ 丁基)_1H•味唑 127116.doc 1345467
於氬氣氛下,於室溫下向4-(3-甲基-2-苯基-丁基)-1_三 苯甲基-1H-咪唑(80 mg)於乙醇(2 ml)中之經攪拌懸浮液中 添加2 N HC1(3 ml) »將混合物(懸浮液)加熱至回流(當達到 9〇°C時變為澄清淡黃色溶液)且攪拌2 h 30 min,隨後冷卻 至室溫且濃縮以留下淡棕色黏性固體。將其溶於H2〇中且 藉由添加 4 N NaOH鹼化至pH>12。以 CH2Cl2/MeOH(9:l)萃 取產物。將經合併之有機物經MgS04乾燥、過濾且濃縮。 將粗產物藉由管柱層析(矽膠;梯度:CH2C12 —CH2C12/ MeOH(85:15))純化以得到呈無色膠狀物之4-(3-甲基-2-苯 基-丁基)-1Η-咪唑(8 mg)。MS (ISP): 215.4 ([M+H]+) 實例3 4-(3,3-二曱基_2_苯基-丁基)-1Η-咪唑 a) 4-(3,3-一甲基-2 -苯基-丁-1_稀基)-1-三笨曱基_155_味嗤
於氬氣氛下’於室溫下向(1_三苯甲基_1H-咪唑_4·基甲 基)-膦酸二乙酯(341 mg ; CAS 473659-21-1)於 THF(7.5 ml) 中之經攪拌懸浮液中添加添加第三丁醇鉀(83 mg)。隨後 將混合物於室溫下攪拌15 min,且一次性添加2,2_二曱基 苯丙酮(〇·1 ml)。將混合物(澄清棕橙色溶液)加熱至8〇。〇且 127116.doc -41- 1345467 在彼溫度下繼續攪拌24 h。將反應混合物直接吸附於石夕膠 上。將產物藉由層析(梯度:環己烷—環己烷/Et〇Ac (65:35))分離以得到呈淡黃色固體狀之4·(3,3_二甲基_2_苯 基-丁-1-婦基)-1_三苯曱基_1只-咪吐(135 mg;非完全純)。 MS (ISP): 243.2 ([Trt]+) b) 4-(3,3-二甲基_2·苯基-丁基)_1H-咪唑
於氬氣氛下,於室溫下向4_(3,3_二甲基苯基_丁_丨_烯 基)-ι-三苯甲基-1H_咪唑(121 mg)於甲醇(5以)及二氯甲烷 (1 ml)中之經攪拌溶液中添加1〇% pd/c(i2 。將混合物 於氫氣说下(氣球)攪拌17 h。濾除催化劑且以甲醇洗滌。 濃縮濾液。將粗產物藉由管柱層析(矽膠;梯度: CH2Cl2 —CH2Cl2/Me〇H㈤))純化以得到呈無色膠狀物
(3,3-二甲基-2-苯基-丁基)咪唑(μ邮)。㈣(Isp): 229.4 ([M+H]+) 實例4 4-(1-甲氧基-2_苯基·乙基)_1H-咪唑 a) 2-(第三丁基·二甲基_矽烷基)4•甲醯基咪唑4磺酸二 曱基醯胺
127116.doc 42· 1345467 於氬氣氛下,歷經10 rnin之時間向2-(第三丁基-二甲基、 矽烷基)-咪唑-1-磺酸二曱基醯胺(1.02 g; CAS 129378-52、
5)於THF(20 ml)中之經攪拌冷卻(-78°C)溶液中逐滴添加丁 基鋰(3·3 ml ;於己烷中之1.6 Μ溶液)。攪拌30 min後,歷 經5 min之時間添加DMF( 1.3 ml)且將混合物(澄清淡黃色溶 液)於-78°C下再攪拌2 h»將混合物以飽和NhCl水溶液中 止且以EtOAc稀釋。將含水相以EtOAc反萃取。將經合併 之有機物以HiO及鹽水洗滌,經MgSCU乾燥,過遽且濃縮 以得到呈黏性橙色油狀物之2-(第三丁基-二曱基-石夕烧基)_ 4-甲酼基-味唾-1-場酸二甲基醯胺(1.22 g),其不經進—步 純化即用於下一反應步驟中。MS (ISP): 318.3 ([m+H]+) b) 2-(第三丁基-二甲基-矽烷基羥基_2_苯基-乙基)_ 咪唑-1·磺酸二甲基醯胺
將节基漠(4.1 ml)逐滴添加至鎮(1()1 g)於二乙即〇如) 中之經攪拌懸浮液中。當劇烈放熱反應完成時,將上清液 溶液自固體傾析且保存於冰箱中備用。於氬氣氛下,於室 μ下將等分試樣之此溶液(丨以)逐滴添加(放熱)至2_(第= 丁基-二甲基_石夕烧基)_4-甲酿基K1-續酸二甲基酿胺 ng)於™(5 ml)中之冷卻的,冰浴)經擾拌溶液 中。當添加完成時,於室溫下隔夜繼續攪拌。將混合物藉 127116.doc •43· 1345467 由添加飽和NHUCl水溶液中止且以Et0Ac萃取。將含水相 以EtOAc反萃取。將經合併之有機物以h2〇及鹽水洗滌, 經MgS〇4乾燥,過濾且濃縮。將粗產物藉由管柱層析(矽 膠;梯度:環己烷—環己烷/Et〇Ac(25:75))純化以得到呈 淡黃色固體狀之2-(第三丁基-二甲基-矽烷基)_4(1羥基_2_ 苯基-乙基)-咪唑-1-磺酸二甲基醯胺(168 mg)。MS (ISp)· 410.1 ([M+H]+) c) 2-(第三丁基-二甲基·矽烷基)_4_(1_甲氧基2•苯基-乙 基)-咪唑-1-磺酸二甲基醯胺
於氬氣氛下’於室溫下向2-(第三丁基-二甲基-矽烷基)_ 4-(1-羥基-2-苯基-乙基)_咪唑_卜磺酸二甲基醯胺(16〇 mg) 於THF(5 ml)中之經攪拌溶液中一次性添加NaH(18 mg ;於 礦物油中之55°/〇分散液)。於室溫下攪拌1 h後,添加 Mel(0.04 ml)且於室溫下隔夜繼續添加。將混合物以Et〇Ac 稀釋且以Ηβ洗滌。將含水相以Et〇Ac反萃取。將經合併 之有機物以Ηβ及鹽水洗滌,經MgS〇4乾燥,過濾且濃 縮。將粗產物藉由管柱層析(矽膠;梯度:環己烷—環己 烷/EtOAc(65:3 5))純化以得到呈淡黃色黏性油狀物之2_(第 三丁基-二甲基-矽烷基)·4·(1·甲氧基_2_苯基-乙基)·咪唑4-磺酸二甲基醯胺(111 mg)。MS (ISP): 424.3 ([Μ+Η]+) 127116.doc • 44 - d) 4-(1-甲氧基·2·苯基-乙基)_1H-咪唑
4_(ι_甲氧基-2 -苯基-乙基)-味嗤-1-續酸二 二甲基醯胺(105 mg)於乙醇(3 ml)中之經攪拌懸浮液中添加2NHC1(3爪丨)。 將混合物加熱至回流3 h。將混合物冷卻至室溫且濃縮以 留下/炎汽色固體,將其溶於H2〇中且藉由添加4 N NaOH使 其達到pH 12。以CHfh/MeOHAl)萃取產物。將經合併 之有機物經Mg S〇4乾燥’過渡且濃縮。將粗產物藉由管柱 層析(石夕膠;梯度:CH2CI2—CHzClz/MeOHp:〗))純化以得 到呈白色固體狀之4-(1-甲氧基-2-苯基-乙基)_ih_咪唾(38 mg)。MS (ISP): 203.4 ([M+H]+)
實例S 4-[2-(2-氣-苯基)-己基】· 1Η -味嗤 a) 4-[2-(2-氯-苯基)-乙烯基]-1-三苯甲基-1Η-咪唑
於氬氣氛下’於室溫下向(1-三苯甲基-1H-咪唑-4-基曱 基)-膦酸二乙酯(448 mg; CAS 473659-21-1)於 THF(7 ml) 127116.doc -45- 1345467 中之經攪拌懸浮液中添加第三丁醇鉀(1〇9 mg)&2_氯苯曱 搭(114 mg) ^將混合物(澄清棕橙色溶液)隔夜加熱至 80 C。將反應混合物冷卻至室溫且濃縮。將粗產物藉由管 柱層析(矽膠;梯度:環己烷—環己烷/Et〇Ac(3:2))純化以 • 得到呈奶白色固體狀之4-[2-(2-氯-笨基)_乙烯基三苯曱 基-1H-咪唑(329 mg)。MS (ISP): 243.3 ([Trt]+) b) 4-[2-(2-氣苯基)_乙基]_1H咪唾
於氬氣氛下,於室溫下向4-[2-(2-氯-苯基)-乙烯基]-i_三 苯曱基-1H·咪唑(329 mg)於乙醇(7 ml)及氣仿(3 ml)中之經 攪拌混合物_添加乙酸(0.2 ml)及i〇〇/〇 Pd/C(30 mg)。將混 合物隔伏氫化(環境壓力)。濾除催化劑且以乙醇洗務。將 混合物濃縮以留下淡棕色膠狀物。將此物質溶於乙醇(3 €9 ^1)及2 N HC1(3 ml)中且加熱至回流3 he隨後將混合物冷 卻至室溫,濃縮。將殘餘固體溶於j N Na〇H(1〇 ml)中且 以CHAh/MeOH^l)萃取。將經合併之有機物經MgS〇4乾 燥,過;慮且激縮。將粗產物藉由管柱層析(石夕膠;梯度: CHAh—CHhCh/MeOH^l))純化以得到呈淡棕色膠狀物之 4-[2-(2-氣-苯基)-乙基]-1H-味嗤(44 mg)。MS (ISP): 207.1 ([M+H]+) 實例6 4-[2-(2-乙基-苯基乙基卜1 η-令唾 127116.doc •46- 1345467
類似於實例5 ’使(1-三苯甲基·1Η-咪唑-4-基甲基)-膦酸 二乙酯(CAS 473659-21-1)與2·乙基苯曱醛反應,且隨後轉 化為4-[2-(2-乙基-苯基)-乙基]-1H-味吐。無色黏性油狀 物。MS (ISP): 201.3 ([M+H]+) 實例7
4-[2-(2-三氟甲基-苯基)·乙基]-1H-咪唑
類似於實例5,使(1-三苯曱基-1H-咪唑-4-基甲基)_膦酸 二乙酯(C AS 473659-21-1)與2-(三氟甲基)苯甲醛反應且隨 後轉化為4-[2-(2-三氟甲基-苯基)-乙基]-1H-咪唑。無色黏 性油狀物。MS (ISP): 241.3 ([M+H]+)
實例8 4-[2-(2-曱氧基-苯基)-乙基】-1Η-咪唑
類似於實例5 ’使(1-三苯甲基-1Η-味唾-4-基曱基)_膦酸 二乙酯(CAS 473659-2 1-1)與2-曱氧基苯甲醛反應且隨後轉 化為4-[2-(2-甲氧基-苯基)-乙基]·1Η-咪嗤。無色黏性油狀 127116.doc • 47· 1345467 物。MS (ISP): 203.1 ([M+H]+) 實例9 {2-[2-(lHH4-基)-乙基卜苯基卜二甲基_胺
類似於實例5,使(卜三苯曱基-1H-咪唑-4-基甲基)-膦酸 二乙酯(CAS 473659-21-1)與2_(N,N-二甲基胺基)苯甲醛反 應且隨後轉化為{2-[2-(1Η-咪唑-4-基)-乙基]-苯基}-二曱 基-胺。淡黃色黏性油狀物。MS (ISP): 216.3 ([M+H]+) 實例10 4-{2·[2-(1Η-咪唑-4-基)乙基】-苯基}-嗎啉
類似於實例5 ’使(1-三苯曱基·咪唑-4-基甲基)-膦酸 二乙酯(CAS 473659-21-1)與2-嗎啉基苯曱醛反應且隨後轉 化為4-{2-[2-(1Η-咪唑-4-基)-乙基]-苯基}-嗎啉。淡黃色黏 性油狀物。MS (ISP): 258.3 ([M+H]+) 實例11 4-[2-(3-氣苯基)_乙基】-1H-咪唑
127116.doc -48- 1345467 類似於實例5,使(1-三苯曱*_1H-咪唑·4·基甲基)_膦酸 二乙酯(CAS 473659-21-1)與3_氯苯甲醛反應且隨後轉化為 4-[2-(3-氯-苯基)-乙基]-11^咪嗤。奶白色固體。厘8(18?): 207.1 ([Μ+Η]+) 實例12 4-[2-(3-氟-苯基卜乙基】·1Η_咪唑
類似於實例5 ’使(1 -三笨曱基_ 1Η-味。坐-4-基甲基)-膦酸 二乙酯(CAS 473659-21-1)與3-氟苯甲醛反應且隨後轉化為 4-[2_(3-氟-苯基)-乙基]-lH-β米唾。奶白色固體。MS (ISP): 191.1 ([M+H]+) 實例13 4-[2-(3-三氟甲基-苯基乙基]-1H-咪唑
類似於實例5 ’使(1·三苯甲基-1H-咪唑-4-基甲基)·膦酸 二乙酯(CAS 473659-21-1)與3-(三氟甲基)苯曱醛反應且隨 後轉化為4-[2-(3-三氟甲基-苯基)_乙基]-1H-咪唑。奶白色 黏性油狀物。MS (ISP): 241.1 ([Μ+ΗΠ 實例14 4-[2-(3-甲氧基·笨基)_乙基】-1Η-咪唑 127116.doc •49· 1345467
類似於實例5,使(1-三苯甲基-1H_咪唑-4-基甲基)-膦酸 二乙酯(CAS 473659-21-1)與3-曱氧基苯甲醛反應且隨後轉 化為4-[2-(3 -甲氧基-苯基)-乙基]-1H-味吐。奶白色固體。 MS (ISP): 203.3 ([M+H] + ) 實例15
4-[2-(3-三氟甲氧基-苯基乙基】-1H-咪唑
類似於實例5,使(1-三苯甲基·1H•咪唑·4-基曱基膦酸 二乙酯(CAS 473 659-21-1)與3-(三氟曱氧基)苯甲醛反應且 隨後轉化為4-[2-(3-三氟甲氧基-苯基)_乙基]_1Η-咪唑。淡 黃色黏性油狀物。MS (ISP): 257.3 ([Μ+Η]+)
實例16 4-[2-(4-氣-苯基乙基】_1Η-咪唑
類似於實例5,使(1-三苯甲基·1Η·咪唑基甲基)·膦酸 二乙酯(C AS 473 659-2 1-1)與4_氯苯曱醛反應且隨後轉化為 4-[2-(4-氣-苯基)-乙基]-111-咪嗤。奶白色固體。1^!§(1|§?). 127116.doc •50· 1345467 207.1 ([M+H]+) 實例17 4-[2-(3,5-二氣-苯基)_乙基】-1H-咪唑
類似於實例5 ’使(1·三苯甲基_iH-咪唑-4-基甲基)-膦酸 二乙醋(CAS 473659-21-1)與3,5-二氯苯甲醛反應且隨後轉 化為4-[2-(3,5-二氯-苯基乙基]_1H_咪唑。奶白色固體。 MS (ISP): 241.1 ([M+H]+) 實例18 2-甲基-5-苯乙基-1H-咪唑 a) 2-甲基-5-苯已基-味嗤·ι_紛 於_30°c下向四氟硼酸亞硝鑌(0·564 g,4 83 mm〇1)於乙腈 (8 ml)中之溶液中添加4_苯基_丨_丁烯。將混合物於此溫度 下攪拌1小時,隨後小心添加0.5 。於室溫下添加飽和 氯化銨溶液且於真空下蒸發乙腈。以小量氫氧化鈉將剩餘 水溶液之pH值調整至中性,且以二氣甲烷萃取。將有機層 分離、經硫酸鎂乾燥且蒸發,將殘餘物使用急驟層析 (SiCh ’二氯曱烷/曱醇=9:1)純化以產生奶白色固體⑶々Μ g, 17%) ; MS (ISP): 202.9 ([M+H]+) 127116.doc -51- 1345467 b) 2-甲基-5-苯乙基_ιυ·咪唑
向2-甲基-5-苯乙基-咪唑_丨·酚(〇 2〇 g,ι 〇 mmol)於甲醇 (3·5 ml)中之溶液中添加氯化鈦(III)溶液(2.5 ml,15%)且將 液合物於室溫下隔夜攪拌。首先添加飽和碳酸氫鈉溶液, 隨後添加稀釋氫氧化鈉溶液以達成鹼性pH。將混合物以 二氣甲烷萃取兩次,將經合併之有機層經硫酸鎂乾燥且蒸 發。將殘餘物藉由管柱層析(二氯甲烷/甲醇=9:1)純化以產 生白色固體(0.14 mg,75%) ; MS (EI): 186」。 實例19 5·苯乙基-1H-咪峻-2-基胺
於〇°c下向^乙醯基胍(1.34 g,132 mm〇1)於二甲基甲醯 胺(7 ml)中之溶液中添加^臭^·苯基丁_2酮(15匕 _〇1)於二曱基甲醯胺(7ml)中之溶液。將混合物於室溫下 隔夜撥拌且隨後蒸發溶劑。在添加乙酸乙g|/庚院(ι:ι)之 後’形成白色固體’將其遽除且以乙酸乙醋/庚烧(ι:ι)洗 務。在真空下乾燥後,將固體溶解於濃鹽酸(2叫斑甲醇 (4 _之現合物中且於8代下授拌25小時。將溶劑蒸發且 將殘餘物藉由層析(管柱:來自S — s之“。—”· NH2;溶離劑:乙酸乙酿,甲醇=1:1)純化以產生淡黃色固 127116.doc -52- 體(0.063 mg,5%) ; MS (El): 187.2 (M+.)。 實例20 4-(2,3-二氣·苯氧基甲基)-1Η·咪唑 a) 4-(2,3-二氯-苯氧基甲基)-1-三苯甲基-1Η-咪唑 0
於氬氣氛下,於室溫下向4-氯甲基-1-三苯曱基-1H-味唑 (400 mg; CAS 103057-10-9)於 DMF(5 ml)中之經搜拌溶液 中添加2,3-二氣苯酚(273 mg)及K2C03(385 mg)。將反應混 合物加熱至80°C達5 h,隨後冷卻至室溫,以EtOAc稀釋且 以1 N NaOH洗務。將含水相以EtOAc反萃取。將經合併之 有機物以HzO及鹽水洗滌,經MgS04乾燥,過濾且濃縮。 將粗產物藉由管柱層析(矽膠;梯度:環己烷—環己烧/ EtOAc(l:l))純化以得到呈白色固體狀之4-(2,3-二氯-苯氧 基甲基)-1-三苯甲基-1H-0米0坐(360 mg)。MS (ISP): 243.3 ([Trt]+) b) 4_(2,3_二氮-苯氧基甲基)-1Η-咪唑
於氬氣氛下,於室溫下向4-(2,3-二氯-苯氧基曱基广卜三 苯曱基-1H-味吐(1 50 mg)於乙醇(2 ml)中之經搜拌懸浮液中 127116.doc -53· 1345467 添加2NHC1(3斗將昆合物加熱至回流以,隨後濃縮 以留下奶白色固體。將其溶於餘和仏⑽水溶液中且以 C^C VMe0H_萃#。將經合併之有機物經乾 燥,過濾且;辰縮。將粗產物藉由管柱層析(矽膠;梯度: C^Ch — CH/h/MeOHd 1))純化以得到呈白色固體狀之4_ (2,3-二氯·苯氧基曱基)_1H_ 咪唑(65 mg)〇Ms (isp): ([M+H]+)
實例21 4-(2 -乙基-苯氧基甲基味嗅
類似於實例21,使4-氯甲基-1·三苯甲基-1H-咪唑(CAS 103057-10-9)與2-乙基苯酚反應且隨後轉化為4-(2-乙基-苯 氧基甲基)-1Η-咪唑。蠟狀奶白色固體。MS (ISP): 203.1 ([m+h]+)
實例22 4-(2-異丙基-苯氧基甲基)-1Η-咪唑 類似於實例20,使4-氯甲基-卜三苯甲基·1Η_咪唑(CAS 10305 7-1〇-9)與2-異丙基苯酚反應且隨後轉化為4_(2_異丙 基·苯氧基曱基)-1Η-味嗤。纖狀奶白色固體。MS (ISP): 217·4 ([Μ+Η]+)
127116.doc • 54- 1345467 實例23 4-(2-三氟甲基-苯氧基甲基咪唑
類似於實例20,使4-氯甲基-卜三苯甲基_1H-咪唑(CAS 103 05 7-10-9)與2-三氟甲基苯酚反應且隨後轉化為4_(2_三 氟甲基-苯氡基甲基)-1Η-咪唑。白色固體。MS (ISP): 243.4 ([M+H]+) 實例24 4-(2-苄基-苯氧基甲基)_1H_味嗤
α Η \—〇
類似於實例20,使4-氣甲基-卜三苯曱基-1Η-咪唑(CAS 10305 7-10-9)與2-苄基苯酚反應且隨後轉化為4_(2·苄基-苯 氧基曱基)-1Η-咪唑。蠟狀白色固體。MS (ISP): 265.1 ([M+H]+) 實例25 4-(2-曱氧基-苯氧基曱基)_1H_咪唑
類似於實例20,使4-氣曱基-1-三苯曱基-1H-咪唑(CAS 103057-10-9)與2-甲氧基苯酚反應且隨後轉化為4-(2-甲氧 127116.doc •55- 1345467 基-苯氧基甲基)-1H-咪唑。奶白色非晶形固體。MS (ISP): 205.1 ([M+H]+) 實例26 4-(2-異丙氧基-苯氧基甲基)-1Η-咪唑
Y
類似於實例20,使4-氣甲基-1-三苯曱基-1H-咪唑(CAS 10305 7-10-9)與2-異丙氧基苯酚反應且隨後轉化為4-(2-異 丙氧基-苯氧基曱基)_1H-咪唑。奶白色固體。MS (ISP): 233.3 ([M+H]+) 實例27 4-(2-三氟甲氧基-苯氧基甲基)-1Η-咪唑
類似於實例20,使4-氯甲基-1-三苯甲基-1H-咪唑(CAS 103057-10-9)與2-三氟甲氧基苯酚反應且隨後轉化為4-(2· 三氟曱氧基-苯氧基曱基)-1Η-味嗤。奶白色固體^ MS (ISP): 259.1 ([M+H]+) 實例28 4-(2-苄氧基-苯氧基甲基)-1Η-咪唑 a) 4-(2-苄氧基-苯氧基甲基)_;!_三苯甲基-1H-咪唑 127116.doc -56- 1345467
類似於實例20.a.,使4-氯甲基-1-三笨甲基_1H味唾 (CAS 103057-10-9)與2-苄氧基苯酚反應以得到4 (2_节氧 基-本氧基甲基)-1-二本甲基-1H-味嗤。黃色黏性油狀物。 MS (ISP): 523.5 ([M+H]+) b) 4-(2-苄氧基-苯氧基甲基)-1Η-咪唑
將4-(2-苄氧基-苯氧基甲基)-^三苯甲基_1H_咪唑(34 mg)於MeOH(2 ml)中之溶液以AcOhn] ml)處理且加熱至 7(TC達5 h。濃縮混合物。將粗產物藉由管柱層析純化以得 到呈無色非晶形固體狀之4-(2-苄氧基-苯氧基甲基)_ 唑(11 mg)。MS (ISP): 281.4 ([M+H]+)
實例29 2-(1Η-咪唑-4-基甲氧基)_苯酚
OH 在如實例20.b所述之條件下,將4_(2_苄氧基-笨氧基甲 基)·1-三苯曱基-1H-咪唑(實例28 a)轉化為2_(1H咪唑_4基 甲氧基)-笨酿·。奶白色固體。MS (ISP): 191.4 實例30 4-(3-三氟甲基-苯氧基甲基)_1H咪唑 127116.doc •57· 1345467
類似於實例20,使4-氯甲基-1-三苯甲基-1H-咪唑(CAS 103057-10-9)與3-三氟甲基苯酚反應且隨後轉化為4-(3-三 氟甲基-苯氧基甲基)-1Η-咪峻。白色固體》MS (ISP): 243.3 ([M+H]+) 實例31 4-(3-三氟甲氧基-苯氧基甲基)-1Η-咪唑
類似於實例20,使4-氯曱基-1-三苯曱基-1H-咪唑(CAS 1 03057-10-9)與3-三氟曱氧基苯酚反應且隨後轉化為4-(3-三氟甲氧基-苯氧基曱基)-1Η-咪唑。無色油狀物。MS (ISP): 259.0 ([M+H] + ) 實例32
[3-(1Η-咪唑·4_基甲氧基苯基]-二甲基-胺
類似於實例20,使4-氣甲基-卜三苯甲基-1Η-咪唑(CAS 103 057-10-9)與3-二甲基胺基笨酚反應且隨後轉化為[3-(1Η-咪唑-4-基曱氧基)·苯基]_二甲基-胺。奶白色固體。 MS (ISP): 218.4 ([M+H] + ) 實例33 4-[·(1Η-咪唑-4·基甲氧基)-苯基】-嗎啉 127116.doc -58 * 1345467 ^〇χχ〇 類似於實例20,使4-氯曱基-1-三苯曱基-1H-咪唑(CAS 103057-10-9)與3-嗎啉基苯酚反應且轉化為4-[3-(1Η-咪唑· 4-基甲氧基)-苯基]-嗎啉。白色固體。MS (ISP): 260.3 ([M+H]+) 實例34 4-(2,6-二乙基-苯氧基甲基)-1Η-咪唑
類似於實例20,使4-氯曱基-1-三苯曱基-1H-咪唑(CAS 103057-10-9)與2,6-二乙基苯酚反應且轉化為4-(2,6-二乙 基-苯氧基曱基)_1H-咪唑。無色油狀物。MS (ISP): 231.4 ([M+H]+) 實例35
4-(2,3-二氟-苯氧基甲基)-1Η-咪唑
類似於實例20,使4-氯甲基-卜三苯曱基-1H-咪唑(CAS 103057-10-9)與2,3-二氟苯酚反應且轉化為4-(2,3-二氟-苯 氧基曱基)-1Η-σ米嗤。白色固體。MS (ISP): 211.1 ([M+H]+) 實例36 4-(3,4-二氯-苯氧基甲基)-1Η-咪唑 127116.doc -59- 1345467
類似於實例20,使4-氣甲基-卜三苯甲基-1 Η-咪唑(CAS 10305 7-10-9)與3,4-二氯苯酚反應且轉化為4_(3,4-二氯-苯 氧基甲基)-1Η-咪唑。白色固體。MS (ISP): 243.1 ([M+H]+) 實例37 4-(4-氣-3-氟-苯氧基甲基)-1Η-咪唾
類似於實例20,使4-氯甲基-卜三苯曱基-1Η-咪唑(CAS 10305 7-10-9)與4-氣-3-氟苯酚反應且轉化為4-(4-氯-3-氟-笨氧基曱基)-1Η-咪唑。白色固體。MS (ISP): 227.1 ([M+H]+) 實例38
4-(3,4-二氟-苯氧基甲基)·1 Η-咪唑
類似於實例20,使4-氯甲基-1 -三苯甲基-1 Η-咪唑(CAS 103057-10-9)與3,4-二氟苯酚反應且轉化為4-(3,4-二氟-苯 氧基甲基)-1Η-咪唑。白色固體。MS (ISP): 211·1 ([M+H]+) 實例39 127116.doc • 60- 1345467 5-(苯幷呋喃-6-基氧基甲基)_1H-咪唑
類似於實例20,使4-氯甲基_丨_三苯甲基_1H•咪唑(CAS 103 057-10-9)與6-羥基苯幷呋喃反應且轉化為5_(苯幷呋喃_ 6-基氧基甲基)-1Η-咪唑。 實例40 4·(3-氣-5-氟-苯氧基子基)_1H-味嗤
類似於實例20,使4-氣甲基-1-三苯甲基-1H-咪唑(CAS 103057-10-9)與3-氣-5-氟苯酚反應且轉化為4-(3-氣-5-敗- 本氧基甲基)-1Η-咪峻。奶白色非晶形固體。MS (ISP): 227.1 ([m+H] + ) 實例41 5-(4-溴-2,6·二甲基-苯氧基甲基)-1Η-咪唑
類似於實例2〇,使4-氯甲基-1-三苯曱基-1H-咪唑(CAS 10305 7-10-9)與4-溴-2,6-二曱基苯酚反應且轉化為5-(4-溴- 2,6-二曱基-笨氧基曱基)-1Η-咪β坐。 實例42 5-(2,3-二氯-苯基硫基甲基)-1-咪唑 127116.doc • 61· 1345467 a) 5-(2,3-二氣_苯基硫基甲基)-1-三苯甲基-1咪唑
於氬氣氛下,以碳酸鉀(578 mg)及2,3-二氯苯硫醇(449 mg)處理4-氣甲基-1-三苯甲基-1H-咪唑(600 mgl ; CAS 103057-ΐ〇·9)於dmF(12 ml)中之溶液。將反應混合物加熱 至8 0 C達5小時,隨後冷卻至室溫,溶於水中且以EtOAc萃 取°將有機層以水洗滌,經MgS04乾燥且濃縮。將粗產物 藉由管桎層析(矽膠;梯度:環己烷—環己烷/Et0Ac(i:i)) 純化以得到呈奶白色固體狀之5-(2,3-二氯-苯基硫基甲基)-1-三苯曱基 _1·咪唑(564 mg)。MS (ISP): 243.3 ([Trt]+) b) 5_(2,3-二氣-苯基硫基甲基)-1咪唑
類似於實例20.b,將5-(2,3-二氣-苯基硫基甲基)-1-三苯 甲基-1-咪唑轉化為5-(2,3-二氣-苯基硫基曱基)-1-咪唑。奶 白色固體。MS (ISP): 259.0 ([M+H] + ) 實例43 5·(2,3-二氣-苯亞磺醢基甲基)-i_咪唑 a) 5-(2,3-二氣-苯亞磺醯基甲基)三苯甲基“·咪唑 127116.doc •62· 1345467
於氬氣氛下,將5-(2,3-二氯-苯基硫基曱基)-1-三苯甲 基-1-咪唑(250 mg;實例42.a)於CH2C12(20 ml)中之溶液冷 卻至0°C且以間氯過苯曱酸(86 mg)處理。將反應混合物於 〇°C下攪拌3小時,隨後濃縮。將粗產物藉由管柱層析(矽 膠;梯度:CH2C12 —CH2Cl2/MeOH(98:2))純化以得到墓白 色固體狀之5-(2,3-二氯-苯亞磺醯基甲基)-1-三苯甲基-1-咪 唑(121 mg)。MS (ISP): 517.3 ([M+H]+) b) 5-(2,3-二氣-苯亞磺酿基甲基)-1-咪唑
類似於實例20.b,將5-(2,3-二氣-苯亞磺醯基甲基)-1_彡 苯曱基-1-咪唑轉化為5-(2,3-二氣-苯亞磺醯基甲基)-卜咪 唑。白色固體。MS (ISP): 275.1 ([M+H]+) 實例44 5-(2,3-二氣-苯磺醯基甲基)_1H-咪唑
類似於實例43,但在第一反應步驟中使用2當量間氯過 苯曱酸,將5-(2,3-二氯-苯基硫基甲基)_丨·三苯曱基·卜咪唑 127116.doc • 63, 1345467 (250 mg;實例42.a)轉化為5-(2,3-二氣-苯磺醯基甲基)-lH- 咪唑。白色固體。MS(ISP):291.0([M+H]+) 實例45 4-苯亞磺醢基甲基-5-甲基-1H-咪唑
類似於實例43,使用4-氯甲基-5-甲基-1-三苯曱基-iH-咪唑(CAS 106147-85-7)用於苯硫醇之烷基化來製備標題化 合物。 實例46 4-(4-氯-苯基硫基甲基)_5_甲基-1H-咪唑
類似於實例42,使用4·氣甲基_5·甲基-1-三苯甲基-1H_ 咪唑(CAS 106147-85-7)用於4-氣苯硫醇之烷基化來製備標 題化合物。 實例47 4-(萘-2-基硫基曱基)味嗤
oasJ〇NH 類似於實例42 自萘-2-硫醇起始來製備標題化合物。 實例48 苄基-(1H-咪嗅-4-基)_胺鹽酸鹽 a) N-(l-三苯甲基-1H-咪唑_4_基)-节醢胺 127116.doc -64- 1345467
向4胺基1 一本曱基味唾(〇.3〇 g,0.92 mmol)於二氯曱 烷(4 ml)中之溶液中相繼添加三乙胺(〇 19 ml,i 37 及苄醯氯(0.13 ml, 1.12 mm〇ip將反應混合物於室溫下攪 拌30 min ’隨後以二氯曱烷稀釋且相繼以水、飽和 NaHC〇3水溶液、水及飽和鹽水洗滌。將有機層分離、經 硫酸鈉乾燥且於真空下濃縮。將殘餘物藉由矽膠層析(溶 離劑:甲醇/二氣曱烷(〇:1〇〇至1〇:9〇))純化以產生呈橙色固 體狀之標題化合物(0.36 g,92%) ; MS (ISP): 430.3 ([M+H]+)。 b)苄基-(1-三苯甲基-1H-味峻-4-基)-胺
向N-(l-二苯曱基-1H-咪唑-4-基)-苄醯胺(0 36 g,〇83 mmol)於四氫呋喃(10 ml)中之溶液中逐份添加氫化鋁鋰 (0.16 g,4.14 mmol)。將反應混合物於80°c攪拌丨6小時,隨 後冷卻至室溫且逐滴添加水。將混合物於室溫下檀掉2 〇分 鐘且隨後以乙酸乙酯萃取。將有機層分離、以水洗條、經 硫酸鎂乾燥且於真空下濃縮。將殘餘物藉由碎膠層析(溶 離劑:曱醇/二氣曱烷(0:100至10:90))純化以產生呈白色固 體狀之標題化合物(0.15 g,44%) ; MS (ISP): 416 5 127116.doc -65- 1345467 ([M+H]+) » c)苄基-(1H-味唾-4-基)-胺鹽酸鹽
CIH
將爷基-(1·三苯甲基-1H-咪唑-4-基)-胺(015 g, 〇35 mmol)溶解於HC1於二噁烷(5 ml)中之4 Μ溶液中。將混入 物於室溫下攪拌90 min且隨後於真空下濃縮。將殘餘物以 二乙趟濕磨以產生呈奶白色固體狀之標題化合物(73 mg 100%) ; MS (ISP): 174.4 ([M+H] + )。 實例1 -48之化合物係新型的。實例a-N之化合物係已知 的。
實例A-N 使用類似於上文所述彼專程序之程序額外製備以下已知 化合物作為TAAR1促效劑:
A : 5-苯乙基-l/f-咪唑(CAS 94714-36-0) B : 5-(2•苯基-丙基)-lH-咪唑(CAS 86347-25-3) C : 1-(1H-咪唑-4-基)-2-苯基-乙醇(CAS 79928-10-2) D : 5-(2,2-二苯基·乙基)-1Η-咪唑(CAS 102390-63-6) E : 4-(2·間-甲苯基-乙基)-1Η-咪唑(CAS 79928-27-1) F : 4-〇(2,6-二甲基·苯基)-乙基]-1H-咪唑(CAS 79924-13-3) G : 4-(聯苯-2-基氧基甲基)-1Η-咪唑(CAS 527696-96-4) H : 5-(2-甲基-2-苯基-丙基)-1Η-咪》坐(Beilstein登錄號 4407995) 127116.doc •66· 1345467
I : 4-(2-氯-苯氧基曱基)-1Η-咪唑(CAS 27325-27-5) J : 4-(2-氟-苯氧基曱基)-1Η-咪唑(CAS 401-45-6) K: 4-鄰-甲苯基氧基曱基-1H-咪唑(CAS 762177-70-8) L : 4-(3-氯-笨氧基曱基)·1Η·咪唑(CAS 802322-21-0) M : 4-(2,6-二曱基-苯氧基曱基)-1Η-咪唑(CAS 771450-63-6) N : 5-甲基-4-苯基硫基曱基-1H-咪唑(CAS 700355-78-8) 127116.doc 67-
Claims (1)
1345467 ---_ • ‘ 專年⑽卜月树叫? 十、申請專利範圍· , 1. 一種式I化合物之用途’
其中 R 為氮、C 1 - 7_炫基或胺基,
X-R1 為-CH2_、-CH(C 卜 7-烷氧基)-或-CH(OH)-,且 Y-R2 為-CH2、-CHCCw烷基)-、-CH(CN7-烷氧基)·、_ CH(苯基)-或-0((^-7-烷基)2-; Ar 為苯基、备基或苯幷n夫喃基,該等環係經—或多 個選自由以下各基組成之群之取代基取代:Ci 7_^ 基、經鹵素取代之匚丨·7·烷基 '鹵素、C!·7-烷氧基、 經鹵素取代之Ci-7-烷氧基、羥基、胺基、二 、1 * 7 院基胺基、嗎琳基、苯基、苄基或經〇_苄基取 代; 或醫藥學上合適之酸加成鹽 其係用於製備藥物以治療抑鬱症、焦慮症、躁鬱症、注 意力不足過動症、壓力相關病症、精神病、精神分裂 症神反病、帕金森氏病(Parkinson’s disease)、神經退 化丨生病症阿兹海默氏病(Alzheimer's disease)、,癲痛 症、偏頭痛、物質濫用及代謝障礙、飲食障礙、糖尿 病、糖展病併發症、肥胖、血脂異常、能量消耗及同化 病症、體溫穩定障礙及功能不良、睡眠及晝夜節律障 127116-991216.doc 1345467 2. 一種式I化合物,其中該等化合物為: 4-[2-(2-氯-苯基)-乙基]-1H-咪唑 4-[2-(2-曱氧基-苯基)-乙基]-1H-咪唑 4-[2-(3-氯-苯基)-乙基]-1H-咪唑 4-[2-(3-氟-苯基)-乙基]-1H-咪唑 4-[2-(3-三氟曱基-苯基)-乙基]-1H-咪唑 4-[2-(3-甲氧基-苯基)-乙基]-1H-咪唑 4-[2-(4-氣-苯基)-乙基]-1H-咪唑 4-[2-(3,5-二氣-苯基)-乙基]-1H-咪唑。 3. —種製備如請求項2之式I化合物之方法,該方法包含: a)以選自第三丁氧基胺基曱酸酯(BOC)、三苯曱基、 .二曱基胺基磺醯基或三曱基矽烷基乙基(SEM)之N-保護 基將下式化合物
去保護成下式化合物
其中該等定義係如請求項1所述,或 b)將下式化合物 127116-991216.doc v1345467
氫化成下式化合物
II-1 且根據步驟a)去保護成下式化合物
Ci-7_ 炫《基或 Ci.7- 其中Ar係如請求項1所定義,且R2為氫 烧氧基’或 c)將下式化合物
Ar IX 烷基化成下式化合物
\° Ar II-2 且根據步驟a)去保護成下式化合物 127116-991216.doc 1345467 Τι
ArI-2 其中Ar係如請求項1所定義;或 d)使下式化合物 八^ XII 與乙腈反應成下式化合物
且移除該羥基成下式化合物:
其中Ar係如請求項1所定義,或 e)使下式化合物
與下式化合物 NH X Η,Ν NH 人 R 〇χΐν 反應成下式化合物 又
127116-991216.doc 1345467 且根據步驟a)去保護成下式化合物
1-5 其争厌為心^烷基且Ar係如請求項】所述,或 "、要將所獲得之遠專化合物轉化成醫藥學上可接 受之駿加成鹽。
4.如請求項2之化合物 方法製成。 其無論何時均係藉由如請求項3之 J . "-口月个哨/之式丄化合物 6·如請求項5之醫藥組合 其係用於治療抑鬱这 病、帕金森氏病、隹麿 …、慮症及注意力不U (ADHD)。 J 个疋 精神 動症
127Π 6-991216.doc
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| PE (1) | PE20081386A1 (zh) |
| RU (1) | RU2465269C2 (zh) |
| TW (1) | TWI345467B (zh) |
| WO (1) | WO2008074679A2 (zh) |
| ZA (1) | ZA200903841B (zh) |
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| EP2121641B1 (en) | 2007-02-15 | 2014-09-24 | F. Hoffmann-La Roche AG | 2-aminooxazolines as taar1 ligands |
| WO2009097995A1 (de) * | 2008-02-07 | 2009-08-13 | Sanofi-Aventis | Neue phenyl-substituierte imidazolidine, verfahren zu deren herstellung, diese verbindungen enthaltende arzneimittel und deren verwendung |
| CA2820262A1 (en) | 2010-12-08 | 2012-06-14 | Vanderbilt University | Bicyclic pyrazole compounds as allosteric modulators of mglur5 receptors |
| JP2014508172A (ja) * | 2011-03-15 | 2014-04-03 | ヴァンダービルト ユニバーシティー | Mglur5受容体のアロステリック調節剤としての置換イミダゾピリミジン−5(6h)−オン |
| US8865725B2 (en) | 2011-03-15 | 2014-10-21 | Vanderbilt University | Substituted imidazopyrimidin-5(6H)-ones as allosteric modulators of MGLUR5 receptors |
| EP2567959B1 (en) | 2011-09-12 | 2014-04-16 | Sanofi | 6-(4-hydroxy-phenyl)-3-styryl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid amide derivatives as kinase inhibitors |
| CN103910658B (zh) * | 2013-12-23 | 2016-08-17 | 宁夏大学 | 一种硫醚氧化成砜的方法 |
| WO2015165085A1 (en) * | 2014-04-30 | 2015-11-05 | F.Hoffmann-La Roche Ag | Morpholin-pyridine derivatives |
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-
2007
- 2007-12-05 US US11/950,449 patent/US20080146523A1/en not_active Abandoned
- 2007-12-10 RU RU2009122665/04A patent/RU2465269C2/ru not_active IP Right Cessation
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- 2007-12-10 BR BRPI0721291-7A patent/BRPI0721291A2/pt not_active IP Right Cessation
- 2007-12-10 KR KR1020097012493A patent/KR101188992B1/ko not_active Expired - Fee Related
- 2007-12-10 WO PCT/EP2007/063585 patent/WO2008074679A2/en not_active Ceased
- 2007-12-10 JP JP2009541972A patent/JP5175297B2/ja not_active Expired - Fee Related
- 2007-12-10 CN CN2007800469972A patent/CN101578271B/zh not_active Expired - Fee Related
- 2007-12-10 CA CA002671838A patent/CA2671838A1/en not_active Abandoned
- 2007-12-10 MX MX2009006215A patent/MX2009006215A/es active IP Right Grant
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- 2007-12-14 PE PE2007001804A patent/PE20081386A1/es not_active Application Discontinuation
- 2007-12-17 CL CL200703653A patent/CL2007003653A1/es unknown
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Also Published As
| Publication number | Publication date |
|---|---|
| ZA200903841B (en) | 2010-03-31 |
| AU2007336351A1 (en) | 2008-06-26 |
| RU2465269C2 (ru) | 2012-10-27 |
| MX2009006215A (es) | 2009-06-22 |
| JP2010513373A (ja) | 2010-04-30 |
| IL198878A0 (en) | 2010-02-17 |
| CL2007003653A1 (es) | 2008-07-11 |
| PE20081386A1 (es) | 2008-09-18 |
| WO2008074679A3 (en) | 2008-10-09 |
| RU2009122665A (ru) | 2011-01-27 |
| WO2008074679A2 (en) | 2008-06-26 |
| NO20091936L (no) | 2009-07-14 |
| BRPI0721291A2 (pt) | 2014-03-25 |
| EP2094668A2 (en) | 2009-09-02 |
| US20120004230A1 (en) | 2012-01-05 |
| TW200833327A (en) | 2008-08-16 |
| CA2671838A1 (en) | 2008-06-26 |
| KR101188992B1 (ko) | 2012-10-08 |
| US20100204233A1 (en) | 2010-08-12 |
| JP5175297B2 (ja) | 2013-04-03 |
| US20080146523A1 (en) | 2008-06-19 |
| CN101578271B (zh) | 2013-06-19 |
| US8399463B2 (en) | 2013-03-19 |
| KR20090081431A (ko) | 2009-07-28 |
| AR064376A1 (es) | 2009-04-01 |
| CN101578271A (zh) | 2009-11-11 |
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