(4-methyl-2-oxo-cyclopentyl)-glyoxylic acid ethyl ester | 856256-60-5

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: (4-methyl-2-oxo-cyclopentyl)-glyoxylic acid ethyl ester
• 英文别名: (4-Methyl-2-oxo-cyclopentyl)-glyoxylsaeure-aethylester；Opt. inakt. (5-Oxo-3-methyl-cyclopentyl)-glyoxylsaeure-aethylester；(4-methyl-2-oxocyclopentyl)-oxoacetic acid ethyl ester；(4-Methyl-2-oxocyclopentyl)oxoacetic acid ethyl ester；ethyl 2-(4-methyl-2-oxocyclopentyl)-2-oxoacetate
• CAS: 856256-60-5
• 化学式: C₁₀H₁₄O₄
• 分子量: 198.219
• InChiKey: LNUFNMLBFFJKNF-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.2
• 重原子数：
  14
• 可旋转键数：
  4
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.7
• 拓扑面积：
  60.4
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  (4-methyl-2-oxo-cyclopentyl)-glyoxylic acid ethyl ester 在 乙醇 、 一水合肼 作用下， 反应 2.0h， 生成 5-methyl-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid
  参考文献：
  名称：

  v. Auwers; Noll, Justus Liebigs Annalen der Chemie, 1938, vol. 536, p. 97,108

  摘要：

  DOI：
• 作为产物：
  描述：

  DL-3-甲基环戊酮 、 草酸二乙酯 在 乙醚 、 sodium ethanolate 作用下， 生成 (4-methyl-2-oxo-cyclopentyl)-glyoxylic acid ethyl ester
  参考文献：
  名称：

  Ruhemann, Journal of the Chemical Society, 1912, vol. 101, p. 1737

  摘要：

  DOI：

文献信息

• Pyrrole and pyrazole DAAO inhibitors
  申请人：Fang Kevin Q.

  公开号：US20050143443A1

  公开（公告）日：2005-06-30

  Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R 1 and R 2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR 5 ; or R 1 and R 2 , taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR 6 R 7 ) n ; R 3 is hydrogen, alkyl or M + ; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR 4 ; R 4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR 5 ; R 5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R 6 and R 7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R 1 , R 2 and R 4 is other than hydrogen; and at least one of X and Y is (CR 6 R 7 ) n . D-serine or cycloserine may be coadministered along with the compound of formula I.

  增加D-丝氨酸浓度和减少D-丝氨酸氧化的有毒产物浓度的方法，用于增强学习、记忆和/或认知能力，或用于治疗精神分裂症、阿尔茨海默病、共济失调或神经病性疼痛，或预防神经元功能丧失，这涉及向需要治疗的受试者施用化合物I的治疗有效量，或其药学上可接受的盐或溶剂：其中R1和R2独立地选自氢、卤素、硝基、烷基、酰基、烷基芳基和XYR5；或R1和R2共同形成一个5、6、7或8-成员的取代或未取代的碳环或杂环基团；X和Y独立地选自O、S、NH和(CR6R7)n；R3为氢、烷基或M+；M为铝、钙、锂、镁、钾、钠、锌离子或其混合物；Z为N或CR4；R4选自氢、卤素、硝基、烷基、烷基芳基和XYR5；R5选自芳基、取代芳基、杂环芳基和取代杂环芳基；R6和R7独立地选自氢和烷基；n为1到6的整数；R1、R2和R4中至少有一个不是氢；X和Y中至少有一个是(CR6R7)n。 D-丝氨酸或环丝氨酸可以与化合物I的共同给药。
• Pyrrole and Pyrazole DAAO Inhibitors
  申请人：Fang Q. Kevin

  公开号：US20100016397A1

  公开（公告）日：2010-01-21

  Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R 1 and R 2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR 5 ; or R 1 and R 2 , taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR 6 R 7 ) n ; R 3 is hydrogen, alkyl or M + ; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR 4 ; R 4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR 5 ; R 5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R 6 and R 7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R 1 , R 2 and R 4 is other than hydrogen; and at least one of X and Y is (CR 6 R 7 ) n . D-serine or cycloserine may be coadministered along with the compound of formula I.

  增加D-丝氨酸浓度并减少D-丝氨酸氧化产物浓度的方法，以增强学习、记忆和/或认知能力，或治疗精神分裂症、阿尔茨海默病、共济失调或神经病理性疼痛，或预防神经退行性疾病特征性神经元功能损失，包括向需要治疗的受试者施用公式I的化合物或其药学上可接受的盐或溶剂的治疗有效量：其中，R1和R2分别选自氢、卤素、硝基、烷基、酰基、烷基芳基和XYR5；或R1和R2共同形成5、6、7或8成员取代或未取代的碳环或杂环基；X和Y分别选自O、S、NH和（CR6R7）n；R3为氢、烷基或M+；M为铝离子、钙离子、锂离子、镁离子、钾离子、钠离子、锌离子或其混合物；Z为N或CR4；R4选自氢、卤素、硝基、烷基、烷基芳基和XYR5；R5选自芳基、取代芳基、杂芳基和取代杂芳基；R6和R7分别选自氢和烷基；n为1到6的整数；R1、R2和R4中至少有一个不是氢；X和Y中至少有一个是（CR6R7）n。D-丝氨酸或环丝氨酸可以与公式I的化合物一起共同施用。
• PYRROLE AND PYRAZOLE DAAO INHIBITORS
  申请人：FANG Q. Kevin

  公开号：US20110092559A1

  公开（公告）日：2011-04-21

  Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R 1 and R 2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR 5 ; or R 1 and R 2 , taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR 6 R 7 ) n ; R 3 is hydrogen, alkyl or M + ; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR 4 ; R 4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR 5 ; R 5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R 6 and R 7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R 1 , R 2 and R 4 is other than hydrogen; and at least one of X and Y is (CR 6 R 7 ) n . D-serine or cycloserine may be coadministered along with the compound of formula I.

  增加D-丝氨酸浓度和减少D-丝氨酸氧化的有毒产物浓度的方法，以增强学习、记忆和/或认知能力，或用于治疗精神分裂症、阿尔茨海默病、共济失调或神经病理性疼痛，或预防神经退行性疾病特征性神经元功能丧失，包括向需要治疗的受试者施用公式I的化合物的治疗有效量，或其药学上可接受的盐或溶剂：其中，R1和R2分别选自氢、卤、硝基、烷基、酰基、烷基芳基和XYR5；或R1和R2一起形成一个5、6、7或8成员的取代或未取代的碳环或杂环基；X和Y分别选自O、S、NH和（CR6R7）n；R3是氢、烷基或M+；M是铝、钙、锂、镁、钾、钠、锌离子或其混合物；Z是N或CR4；R4选自氢、卤、硝基、烷基、烷基芳基和XYR5；R5选自芳基、取代芳基、杂芳基和取代杂芳基；R6和R7分别选自氢和烷基；n是1到6的整数；R1、R2和R4中至少有一个不是氢；X和Y中至少有一个是（CR6R7）n。D-丝氨酸或环丝氨酸可以与公式I的化合物一起共同施用。
• v. Auwers; Noll, Justus Liebigs Annalen der Chemie, 1938, vol. 536, p. 97,108
  作者：v. Auwers、Noll

  DOI：——

  日期：——
• Ruhemann, Journal of the Chemical Society, 1912, vol. 101, p. 1737
  作者：Ruhemann

  DOI：——

  日期：——