(R,S)-1,5-Dimethyl-pyrrolidin-2-one

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡咯烷类
• 英文名称: (R,S)-1,5-Dimethyl-pyrrolidin-2-one
• 英文别名: (5S)-1,5-dimethylpyrrolidin-2-one
• 化学式: C₆H₁₁NO
• 分子量: 113.159
• InChiKey: FILVIKOEJGORQS-YFKPBYRVSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.2
• 重原子数：
  8
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  20.3
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  5-甲基-2-吡咯烷酮 、 碘甲烷 在 sodium hydride 作用下， 以 乙腈 、 mineral oil 为溶剂， 生成 (5R)-1,5-dimethylpyrrolidin-2-one 、 (R,S)-1,5-Dimethyl-pyrrolidin-2-one
  参考文献：
  名称：

  Ru 催化生物基乙酰丙酸及其酯的直接不对称还原胺化合成手性吡咯烷酮

  摘要：

  卓越的胺化：手性 5-甲基-2-吡咯烷酮是通过乙酰丙酸或乙酰丙酸甲酯（2,5-呋喃二甲酸工业生产的副产品）作为可再生原料，使用市售的双膦钌催化剂直接还原胺化合成的具有出色的对映选择性（高达 96%  ee）和产率（高达 89%）。

  DOI：

  10.1002/cssc.202202353

文献信息

• LACTAM COMPOUNDS AS EP4 RECEPTOR-SELECTIVE AGONISTS FOR USE IN THE TREATMENT OF EP4-MEDIATED DISEASES AND CONDITIONS
  申请人：CAYMAN CHEMICAL COMPANY, INC.

  公开号：US20160060216A1

  公开（公告）日：2016-03-03

  Disclosed herein are compounds of formula (I) wherein L 1 , L 2 , L 3 , L 4 , R 1 , R 4 , R 5 , R 6 , and s are as defined in the specification. Compounds of formula (I) are EP 4 agonists useful in the treatment of glaucoma, osteoporosis, bone fracture, periodontal bone loss, orthopedic implant, alopecia, neuropathic pain, and related disorders. Pharmaceutical compositions and methods of treating conditions or disorders are also described.

  披露了公式(I)的化合物 其中L 1 , L 2 , L 3 , L 4 , R 1 , R 4 , R 5 , R 6 ，和s如说明书所定义。 公式(I)的化合物是EP 4 激动剂，用于治疗青光眼、骨质疏松症、骨折、牙周骨丢失、矫形植入物、脱发、神经性疼痛和相关的疾病。 还描述了药物组合物和治疗条件或疾病的方法。
• ALICYCLIC HETEROCYCLIC COMPOUND
  申请人：Mitsubishi Tanabe Pharma Corporation

  公开号：EP1970373A1

  公开（公告）日：2008-09-17

  An alicyclic heterocyclic compound represented by the following formula or a pharmaceutically acceptable salt thereof: wherein ring A is a heterocyclic ring, ring B is a carbocyclic ring, a heterocyclic ring etc., P1 and P2 are CH or N, q and r are 0 to 2, X is -NH-, -O-, -CH2-, etc., Y is -CH2-, -CO-, -SO2-, etc., Z is -CO-, -SO2-, etc., and R3 is carbocyclic group, heterocyclic group, hydroxyl, alkoxy or amino, is useful as a controlling agent of the function of CCR4 useful for the prevention or treatment for bronchial asthma, atopic dermatitis, etc.

  以下是该公式表示的脂环杂环化合物或其药用可接受盐： 其中环A是杂环，环B是碳环，杂环等，P1和P2是CH或N，q和r为0至2，X为-NH-，-O-，-CH2-等，Y为-CH2-，-CO-，-SO2-等，Z为-CO-，-SO2-等，R3为碳环基团，杂环基团，羟基，烷氧基或氨基， 可用作CCR4功能的控制剂，用于预防或治疗支气管哮喘，特应性皮炎等。
• SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
  申请人：Chafeev Mikhail

  公开号：US20100137299A1

  公开（公告）日：2010-06-03

  This invention is directed to spiro-oxindole compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain.

  本发明涉及螺环氧吲哚化合物，包括其立体异构体、对映异构体、互变异构体或其混合物；或其药学上可接受的盐、溶剂化合物或前药，用于治疗和/或预防钠通道介导的疾病或症状，例如疼痛。
• SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
  申请人：Chafeev Mikhail

  公开号：US20120295897A1

  公开（公告）日：2012-11-22

  This invention is directed to spiro-oxindole compounds, as stereoisomers, enantiomers, tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, for the treatment and/or prevention of sodium channel-mediated diseases or conditions, such as pain.

  本发明涉及螺环氧吲哚化合物，包括立体异构体、对映体、互变异构体或其混合物；或其药学上可接受的盐、溶剂合物或前药，用于治疗和/或预防钠通道介导的疾病或病症，例如疼痛。
• Alicyclic Heterocyclic Compound
  申请人：Furukubo Shigeru

  公开号：US20090182140A1

  公开（公告）日：2009-07-16

  An alicyclic heterocyclic compound represented by the following formula or a pharmaceutically acceptable salt thereof: wherein ring A is a heterocyclic ring, ring B is a carbocyclic ring, a heterocyclic ring etc., P 1 and P 2 are CH or N, q and r are 0 to 2, X is —NH—, —O—, —CH 2 —, etc., Y is —CH 2 —, —CO—, —SO 2 —, etc., Z is —CO—, —SO 2 —, etc., and R 3 is carbocyclic group, heterocyclic group, hydroxyl, alkoxy or amino, is useful as a controlling agent of the function of CCR 4 useful for the prevention or treatment for bronchial asthma, atopic dermatitis, etc.

  以下式子所示的脂环杂环化合物或其药学上可接受的盐： 其中环A为杂环，环B为碳环，杂环等，P1和P2为CH或N，q和r为0至2，X为—NH—，—O—，—CH2—等，Y为—CH2—，—CO—，—SO2—等，Z为—CO—，—SO2—等，R3为碳环基团，杂环基团，羟基，烷氧基或氨基，用作CCR4功能调节剂，用于预防或治疗支气管哮喘，特应性皮炎等。