(3aR,4R)-4-Methyl-3a,4-dihydro-3H,6H-furo[3,4-c]isoxazole | 136968-74-6

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑啉类
• 英文名称: (3aR,4R)-4-Methyl-3a,4-dihydro-3H,6H-furo[3,4-c]isoxazole
• 英文别名: (3aR,4R)-4-methyl-3,3a,4,6-tetrahydrofuro[3,4-c][1,2]oxazole
• CAS: 136968-74-6
• 化学式: C₆H₉NO₂
• 分子量: 127.143
• InChiKey: WILXICANTRRYBH-RFZPGFLSSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.3
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  30.8
• 氢给体数：
  0
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  (3aR,4R)-4-Methyl-3a,4-dihydro-3H,6H-furo[3,4-c]isoxazole 在 正丁基锂 、 magnesium oxide 、 戴斯-马丁氧化剂 、 溶剂黄146 、 三乙胺 、 锌 作用下， 以 四氢呋喃 、 甲醇 、 正己烷 、 二氯甲烷 为溶剂， 反应 93.58h， 生成 tert-butyl N-[(3S,4S,5R)-4-(2,2-dicyanoethenyl)-3-(2,3-difluorophenyl)-5-methyloxolan-3-yl]carbamate
  参考文献：
  名称：

  [EN] 4,4A,5,7-TETRAHYDRO-3H-FURO[3,4-B]PYRIDINYL COMPOUNDS
  [FR] COMPOSÉS DE 4,4 A, 5,7-TÊTRAHYDRO -3 H-FURO [3,4-B]PYRIDINYL

  摘要：

  本发明涉及具有如公式（I）所示结构的4,4a,5,7-四氢-3H-呋喃[3,4-b]吡啶基化合物抑制剂，其中基团如规范中所定义。该发明还涉及包含这种化合物的药物组合物，用于制备这种化合物和组合物的方法，以及利用这种化合物和组合物预防和治疗涉及β-淀粉样蛋白切割酶的疾病，如阿尔茨海默病（AD）、轻度认知障碍、临床前阿尔茨海默病、老年痴呆、带有Lewy小体的痴呆、唐氏综合征、与中风相关的痴呆、与帕金森病相关的痴呆以及与β-淀粉样蛋白相关的痴呆。

  公开号：

  WO2018083247A1
• 作为产物：
  描述：

  (NE)-N-(2-but-3-en-2-yloxyethylidene)hydroxylamine 生成 (3aR,4R)-4-Methyl-3a,4-dihydro-3H,6H-furo[3,4-c]isoxazole
  参考文献：
  名称：

  Fused aminodihydrothiazine derivatives

  摘要：

  一种化合物，其通式为：或其药学上可接受的盐或溶剂，其中环A是C6-14芳基或类似物，L是-NReCO-或类似物（其中Re是氢原子或类似物），环B是C6-14芳基或类似物，X是C1-3烷基或类似物，Y是单键或类似物，Z是C1-3烷基或类似物，R1和R2各自独立地是氢原子或类似物，而R3、R4、R5和R6则各自独立地是氢原子、卤素原子或类似物。该化合物具有Aβ生成抑制效应或BACE1抑制效应，并可用作预防或治疗由Aβ引起的神经退行性疾病，如阿尔茨海默型痴呆的药物。

  公开号：

  US08946211B2

文献信息

• FUSED AMINODIHYDROTHIAZINE DERIVATIVES
  申请人：SUZUKI Yuichi

  公开号：US20090209755A1

  公开（公告）日：2009-08-20

  A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C 6-14 aryl group or the like, L is —NR e CO— or the like (wherein R e is a hydrogen atom or the like), Ring B is a C 6-14 aryl group or the like, X is a C 1-3 alkylene group or the like, Y is a single bond or the like, Z is a C 1-3 alkylene group or the like, R 1 and R 2 are each independently a hydrogen atom or the like, and R 3 , R 4 , R 5 and R 6 are independently a hydrogen atom, a halogen atom or the like, has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by Aβ and typified by Alzheimer-type dementia.

  一个由以下通用公式表示的化合物：或其药用可接受的盐或其溶剂化物，其中环A是C6-14芳基或类似物，L是—NReCO—或类似物（其中Re是氢原子或类似物），环B是C6-14芳基或类似物，X是C1-3烷基烯基或类似物，Y是单键或类似物，Z是C1-3烷基烯基或类似物，R1和R2各自独立地是氢原子或类似物，而R3、R4、R5和R6各自独立地是氢原子、卤原子或类似物，具有Aβ产生抑制作用或BACE1抑制作用，并且可用作由Aβ引起的以阿尔茨海默型痴呆为特征的神经退行性疾病的预防或治疗剂。
• Double diastereoselectivity in the intramolecular nitrile oxide-olefin cycloaddition (INOC) reaction.
  作者：Hyoung Rae Kim、Hyung Jin Kim、Jetty L. Duffy、Marilyn M. Olmstead、Karin Ruhlandt-Senge、Mark J. Kurth

  DOI：10.1016/s0040-4039(00)92143-9

  日期：1991.1

  An investigation of relative asymmetric induction and double diastereoselectivity in the intramolecular nitrile oxide-olefin cycloaddition (INOC) reaction is presented.

  提出了一种相对的不对称诱导和双非对映选择性在分子内的丁腈橡胶-烯烃环加成（INOC）反应。
• Fused aminodihydrothiazine derivatives
  申请人：Eisai R&D Management Co., Ltd.

  公开号：US08946211B2

  公开（公告）日：2015-02-03

  A compound represented by the general formula: or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is —NReCO— or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by Aβ and typified by Alzheimer-type dementia.

  一种化合物，其通式为：或其药学上可接受的盐或溶剂，其中环A是C6-14芳基或类似物，L是-NReCO-或类似物（其中Re是氢原子或类似物），环B是C6-14芳基或类似物，X是C1-3烷基或类似物，Y是单键或类似物，Z是C1-3烷基或类似物，R1和R2各自独立地是氢原子或类似物，而R3、R4、R5和R6则各自独立地是氢原子、卤素原子或类似物。该化合物具有Aβ生成抑制效应或BACE1抑制效应，并可用作预防或治疗由Aβ引起的神经退行性疾病，如阿尔茨海默型痴呆的药物。
• CONDENSED AMINODIHYDROTHIAZINE DERIVATIVE
  申请人：Suzuki Yuichi

  公开号：US20100317850A1

  公开（公告）日：2010-12-16

  Disclosed is a compound represented by General formula (I), a pharmaceutically acceptable salt thereof, or a solvate of the compound or the pharmaceutically acceptable salt, which has an inhibitory activity of the production of Aβ or a BACE1-inhibiting activity, and is therefore useful as a prophylactic or therapeutic agent for Aβ-induced neurodegenerative diseases typified by Alzheimer-type dementia. Wherein the ring A represents a C 6-14 aryl group or the like; L represents —NR e CO— [wherein R e represents a hydrogen atom or the like] or the like; the ring B represents a C 6-14 aryl group or the like; X represents a C 1-3 alkylene group or the like; Y represents a single bond or the like; Z represents a C 1-3 alkylene group or the like; R 1 and R 2 independently represent a hydrogen atom or the like; and R 3 , R 4 , R 5 and R 6 independently represent a hydrogen atom, a halogen atom or the like.

  本发明涉及一种由通式（I）表示的化合物，其药学上可接受的盐或该化合物或药学上可接受的盐的溶剂，该化合物具有抑制Aβ产生或BACE1抑制活性，因此可用作治疗由阿尔茨海默病等Aβ诱导的神经退行性疾病的预防或治疗剂。其中，环A表示C6-14芳基或类似物；L表示—NReCO—[其中Re表示氢原子或类似物]或类似物；环B表示C6-14芳基或类似物；X表示C1-3烷基或类似物；Y表示单键或类似物；Z表示C1-3烷基或类似物；R1和R2独立地表示氢原子或类似物；而R3、R4、R5和R6独立地表示氢原子、卤素原子或类似物。
• 4,4a,5,7-TETRAHYDRO-3H-FURO[3,4-b]PYRIDINYL COMPOUNDS
  申请人：Janssen Pharmaceutlca NV

  公开号：US20200062773A1

  公开（公告）日：2020-02-27

  The present invention relates to 4,4a,5,7-tetrahydro-3H-furo[3,4-b]pyridinyl compound inhibitors of beta-site APP-cleaving enzyme having the structure shown in Formula (I) wherein the radicals are as defined in the specification. The invention is also directed to pharmaceutical compositions comprising such compounds, to processes for preparing such compounds and compositions, and to the use of such compounds and compositions for the prevention and treatment of disorders in which beta-site APP-cleaving enzyme is involved, such as Alzheimer's disease (AD), mild cognitive impairment, preclinical Alzheimer's disease, senility, dementia, dementia with Lewy bodies, Down's syndrome, dementia associated with stroke, dementia associated with Parkinson's disease, and dementia associated with beta-amyloid.