1-chloro-8-[2-(4-chloro-3,5-difluorophenyl)ethyl]-3-ethyl-5,6-dihydro-8H-imidazo[1,5-a]pyrazine-7-carboxylic acid tert-butyl ester | 1036400-07-3

• 分子结构分类: 有机化合物 - 有机杂环化合物
• 英文名称: 1-chloro-8-[2-(4-chloro-3,5-difluorophenyl)ethyl]-3-ethyl-5,6-dihydro-8H-imidazo[1,5-a]pyrazine-7-carboxylic acid tert-butyl ester
• 英文别名: 1-chloro-8-[2-(4-chloro-3,5-difluoro-phenyl)-ethyl]-3-ethyl-5,6-dihydro-8H-imidazo[1,5-a]pyrazine-7-carboxylic acid tert-butyl ester；tert-butyl 1-chloro-8-[2-(4-chloro-3,5-difluorophenyl)ethyl]-3-ethyl-6,8-dihydro-5H-imidazo[1,5-a]pyrazine-7-carboxylate
• CAS: 1036400-07-3
• 化学式: C₂₁H₂₅Cl₂F₂N₃O₂
• 分子量: 460.351
• InChiKey: OTYQNAWIJVXFAK-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.4
• 重原子数：
  30
• 可旋转键数：
  6
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.52
• 拓扑面积：
  47.4
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为产物：
  描述：

  8-[2-(4-chloro-3,5-difluorophenyl)ethyl]-3-ethyl-5,6-dihydro-8H-imidazo[1,5-a]pyrazine-7-carboxylic acid tert-butyl ester 在 N-氯代丁二酰亚胺 作用下， 以 乙腈 为溶剂， 反应 3.5h， 以58%的产率得到1-chloro-8-[2-(4-chloro-3,5-difluorophenyl)ethyl]-3-ethyl-5,6-dihydro-8H-imidazo[1,5-a]pyrazine-7-carboxylic acid tert-butyl ester
  参考文献：
  名称：

  WO2008/78291

  摘要：

  公开号：

文献信息

• 5,6,7,8-TETRAHYDRO-IMIDAZO[1,5-A]PYRAZINE DERIVATIVES
  申请人：Aissaoui Hamed

  公开号：US20100093740A1

  公开（公告）日：2010-04-15

  The invention relates to 5,6,7,8-tetrahydro-imidazo[1,5-a]pyrazine derivatives of formula (I), wherein X represents CH 2 or O; R 1 represents a phenyl group, which group is independently mono-, di-, or tri-substituted wherein the substituents are independently selected from the group consisting of (C 1-4 )alkyl, (C 1-4 )alkoxy, halogen, cyano, trifluoromethoxy and trifluoromethyl; R 2 represents (C 1-4 )alkyl, (C 1-4 )alkoxy, (C 2-4 )alkenyl, halogen, cyano, hydroxymethyl, trifluoromethyl, C(O)NR 5 R 6 or cyclopropyl; R 3 represents (C 1-4 )alkyl, (C 1-4 )alkoxy-methyl or halogen; R 4 represents (C 1-4 )alkyl; R 5 represents hydrogen or (C 1-4 )alkyl; and R 6 represents hydrogen or (C 1-4 )alkyl. The invention also relates to pharmaceutically acceptable salts of such compounds; and to the use of such compounds as medicaments; especially as orexin receptor antagonists.

  本发明涉及公式（I）的5,6,7,8-四氢咪唑[1,5-a]吡嗪衍生物，其中X代表CH2或O; R1代表苯基，该基团独立地单取代、双取代或三取代，其中取代基独立地选自由（C1-4）烷基，（C1-4）烷氧基，卤素，氰基，三氟甲氧基和三氟甲基的群组; R2代表（C1-4）烷基，（C1-4）烷氧基，（C2-4）烯基，卤素，氰基，羟甲基，三氟甲基，C（O）NR5R6或环丙基; R3代表（C1-4）烷基，（C1-4）烷氧甲基或卤素; R4代表（C1-4）烷基; R5代表氢或（C1-4）烷基; R6代表氢或（C1-4）烷基。本发明还涉及这种化合物的药学上可接受的盐;以及将这种化合物用作药物的用途;特别是作为促进睡眠激素受体拮抗剂。
• 5,6,7,8-tetrahydro-imidazo[1,5-α]pyrazine derivatives
  申请人：Actelion Pharmaceuticals Ltd.

  公开号：US08188082B2

  公开（公告）日：2012-05-29

  The invention relates to 5,6,7,8-tetrahydro-imidazo[1,5-a]pyrazine derivatives of formula (I), wherein X represents CH2 or O; R1 represents a phenyl group, which group is independently mono-, di-, or tri-substituted wherein the substituents are independently selected from the group consisting of (C1-4)alkyl, (C1-4)alkoxy, halogen, cyano, trifluoromethoxy and trifluoromethyl; R2 represents (C1-4)alkyl, (C1-4)alkoxy, (C2-4)alkenyl, halogen, cyano, hydroxymethyl, trifluoromethyl, C(O)NR5R6 or cyclopropyl; R3 represents (C1-4)alkyl, (C1-4)alkoxy-methyl or halogen; R4 represents (C1-4)alkyl; R5 represents hydrogen or (C1-4)alkyl; and R6 represents hydrogen or (C1-4)alkyl. The invention also relates to pharmaceutically acceptable salts of such compounds; and to the use of such compounds as medicaments; especially as orexin receptor antagonists.

  本发明涉及一种式为(I)的5,6,7,8-四氢咪唑[1,5-a]吡嗪衍生物，其中X代表CH2或O；R1代表苯基，该基团独立地单取代、双取代或三取代，其中取代基独立地选自(C1-4)烷基，(C1-4)烷氧基，卤素，氰基，三氟甲氧基和三氟甲基的群；R2代表(C1-4)烷基，(C1-4)烷氧基，(C2-4)烯基，卤素，氰基，羟甲基，三氟甲基，C(O)NR5R6或环丙基；R3代表(C1-4)烷基，(C1-4)烷氧甲基或卤素；R4代表(C1-4)烷基；R5代表氢或(C1-4)烷基；R6代表氢或(C1-4)烷基。本发明还涉及该类化合物的药学上可接受的盐；以及将该类化合物用作药物，特别是促进睡眠的药物。
• US8188082B2
  申请人：——

  公开号：US8188082B2

  公开（公告）日：2012-05-29