2-(diphenylmethyl)pyrrolidine | 383127-45-5

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: 2-(diphenylmethyl)pyrrolidine
• 英文别名: α-(α-Pyrrolidinyl)-diphenylmethan；2-Diphenylmethylpyrrolidine；2-benzhydrylpyrrolidine
• CAS: 383127-45-5
• 化学式: C₁₇H₁₉N
• 分子量: 237.345
• InChiKey: OXOBKZZXZVFOBB-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.8
• 重原子数：
  18
• 可旋转键数：
  3
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.29
• 拓扑面积：
  12
• 氢给体数：
  1
• 氢受体数：
  1

文献信息

• Epoxidation process using amine catalysts
  申请人：The University of Sheffield

  公开号：US20030195366A1

  公开（公告）日：2003-10-16

  A process for the epoxidation of an alkene, which process comprises reaction of an alkene with an oxidising agent in the presence of a catalyst, characterised in that the catalyst is an amine of formula (I), wherein T represents hydrogen or a moiety of formula (a); R 1 , R 2 , R 3 , R 4 , R 5 and R 6 each independently represents hydrogen, optionally substituted alkyl, an optionally substituted aryl group, heterocyclyl or an optionally substituted aralkyl group wherein substituents for the above mentioned groups are selected from up to three of alkyl, aryl, heterocycyl, hydroxy, alkoxy or a group NR s R t wherein R 5 and R t each independently represents hydrogen, alkyl or alkylcarbonyl and R 7 represents hydrogen, alkyl, aryl or aralkyl; or T represents a moiety (a) wherein R 1 together with R 2 represents an optionally substituted alkylene chain comprising 2 to 6 carbon atoms the alkylene chain being optionally interrupted with an oxygen atom or a group NR p wherein R p is hydrogen or alkyl, and wherein optional substituents for any carbon atom of the alkylene chain are selected from hydroxy, alkoxy, oxo or a group NR s R t wherein R s and R t each independently represents hydrogen, alkyl or alkylcarbonyl or substituents on any two adjacent carbon atoms of the chain together with the carbon atoms to which they are attached form an alicyclic, aryl or heterocyclic ring; and R 3 , R 4 , R 5 , R 6 and R 7 are as defined above. 1

  一种烯烃环氧化的方法，该方法包括在催化剂存在下，将烯烃与氧化剂反应，其特征在于所述催化剂是具有式(I)的胺，其中T代表氢或式(a)的基团；R1、R2、R3、R4、R5和R6各自独立地代表氢、可选择取代的烷基、可选择取代的芳基、杂环烷基或可选择取代的芳基烷基，上述基团的取代基可从烷基、芳基、杂环烷基、羟基、烷氧基或基团NRsRt中选择，其中R5和Rt各自独立地代表氢、烷基或烷基羰基，R7代表氢、烷基、芳基或芳基烷基；或T代表式(a)的基团，其中R1与R2一起代表一个可选择取代的含有2至6个碳原子的烷基链，该烷基链可选择地被氧原子或基团NRp（其中Rp为氢或烷基）中断，对于烷基链的任何碳原子的可选择取代基包括羟基、烷氧基、羰基或基团NRsRt，其中Rs和Rt各自独立地代表氢、烷基或烷基羰基，或链上任意两个相邻碳原子的取代基与它们连接的碳原子一起形成脂环、芳环或杂环的环；R3、R4、R5、R6和R7如上所定义。
• CATALYST FOR ASYMMETRIC HYDROGENATION
  申请人：MAEDA Hironori

  公开号：US20100324338A1

  公开（公告）日：2010-12-23

  This invention aims at providing a catalyst for producing an optically active aldehyde or an optically active ketone, which is an optically active carbonyl compound, by carrying out selective asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, particularly a catalyst which is insoluble in a reaction mixture for obtaining optically active citronellal which is useful as a flavor or fragrance, by carrying out selective asymmetric hydrogenation of citral, geranial or neral; and a method for producing a corresponding optically active carbonyl compound. The invention relates to a catalyst for asymmetric hydrogenation of an α,β-unsaturated carbonyl compound, which comprises a powder of at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table, or a metal-supported substance in which at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table is supported on a support, an optically active cyclic nitrogen-containing compound and an acid.

  这项发明旨在通过对α，β-不饱和羰基化合物进行选择性不对称加氢，特别是通过对柠檬醛、香叶醛或柠檬醛进行选择性不对称加氢，从而提供用作香料或香精的有用的光学活性香茅醛的催化剂，该香茅醛是一种光学活性羰基化合物；以及生产相应的光学活性羰基化合物的方法。该发明涉及一种用于不对称加氢α，β-不饱和羰基化合物的催化剂，其包括来自周期表第8至第10族金属中至少一种金属的粉末，或者至少一种来自周期表第8至第10族金属的金属负载物质，该金属负载在一种支撑物上，还包括光学活性的含氮环化合物和酸。
• METHOD FOR MANUFACTURING OPTICALLY ACTIVE MENTHOL
  申请人：Tsuda Toshiro

  公开号：US20130253228A1

  公开（公告）日：2013-09-26

  An object of the present invention is to provide a method for manufacturing an optically active menthol having fewer steps, which generates less environmentally polluting waste because a catalytic reaction is involved in all of the steps, and is capable of saving a production cost. The present invention relates to a method for manufacturing an optically active menthol, including the following steps: A-1) asymmetrically hydrogenating at least one of geranial and neral to thereby obtain an optically active citronellal, B-1) conducting a ring-closure reaction of the optically active citronellal in the presence of an acid catalyst to thereby obtain an optically active isopulegol, and C-1) hydrogenating the optically active isopulegol to thereby obtain an optically active menthol.

  本发明的目的是提供一种制造具有较少步骤的光学活性薄荷醇的方法，因为所有步骤都涉及催化反应，所以产生的环境污染废物较少，并且能够节省生产成本。本发明涉及一种制造光学活性薄荷醇的方法，包括以下步骤：A-1）不对称地氢化至少一种香叶醛和柠檬醛以获得光学活性柠檬醛，B-1）在酸催化剂存在下对光学活性柠檬醛进行环闭合反应，从而获得光学活性异薄荷醇，以及C-1）对光学活性异薄荷醇进行氢化以获得光学活性薄荷醇。
• [EN] AN IMPROVED ASYMMETRIC SYNTHESIS OF alpha-(DIARYLMETHYL) ALKYL AMINES<br/>[FR] SYNTHÈSE ASYMÉTRIQUE AMÉLIORÉE D'ALPHA-(DIARYLMÉTHYL)ALKYLAMINES
  申请人：PIRAMAL ENTPR LTD

  公开号：WO2019180627A1

  公开（公告）日：2019-09-26

  The present invention relates to an improved asymmetric synthesis of alpha- (diarylmethyl) alkyl amines (hereafter referred to as the compound (1)) or its pharmaceutically acceptable salt and derivatives. The process comprises an unusual substrate specific regioselective lithiation of alpha-diarylmethanes, followed by its highly diastereo selective addition to N-tert-butanesulfinylimines resulting in the selective formation of chiral alpha-(diarylmethyl) alkyl amines 4 and chiral amine 5; which on subsequently removing the sulfinyl group provides corresponding alpha-(diarylmethyl) alkyl amines (1) or relative chiral amines (1").

  本发明涉及一种改进的α-(二芳基甲基)烷基胺的不对称合成（以下简称为化合物（1））或其药用可接受的盐和衍生物。该过程包括对α-二芳基甲烷的不寻常底物特异性区域选择性锂化，然后将其高度对映选择性地加到N-叔丁基磺酰亚胺中，从而选择性地形成手性α-(二芳基甲基)烷基胺4和手性胺5；随后去除磺酰基可得到相应的α-(二芳基甲基)烷基胺（1）或相关手性胺（1"）。
• Piperazine and piperidine derivatives
  申请人：——

  公开号：US20040034019A1

  公开（公告）日：2004-02-19

  The present invention relates to piperazine and piperidine derivatives, which are especially useful for treating or preventing neuronal damage, particularly damage associated with neurological diseases. These compounds are also useful for stimulating nerve growth. The invention also provides compositions comprising the compounds of the present invention and methods of utilizing those compositions for treating or preventing neuronal damage or for stimulating nerve growth.

  本发明涉及哌嗪和哌啶衍生物，特别适用于治疗或预防神经元损伤，特别是与神经系统疾病相关的损伤。这些化合物还可用于促进神经生长。本发明还提供了包括本发明化合物的组合物以及利用这些组合物治疗或预防神经元损伤或促进神经生长的方法。