Title:
イミンの水素添加方法
Document Type and Number:
Japanese Patent JP4138876
Kind Code:
B2
Abstract:
PCT No. PCT/EP96/03143 Sec. 371 Date Jan. 26, 1998 Sec. 102(e) Date Jan. 26, 1998 PCT Filed Jul. 17, 1996 PCT Pub. No. WO97/05095 PCT Pub. Date Feb. 13, 1997A process for the hydrogenation of imines with hydrogen under elevated pressure in the presence of iridium catalysts containing diphosphine ligands, with or without an inert solvent, the reaction mixture containing a soluble ammonium chloride, bromide or iodide or a soluble metal chloride, bromide, or iodide, wherein the reaction mixture additionally contains at least one solid acid with the exception of ion exchangers. Improved optical yields and high chemical conversion rates are achieved while the catalyst is easily separable.
Inventors:
Yaret, Hans-Peter
Siebenhal, Bernd
Siebenhal, Bernd
Application Number:
JP50718297A
Publication Date:
August 27, 2008
Filing Date:
July 17, 1996
Export Citation:
Assignee:
Syngenta Partitions Akchen Gesell Shaft
International Classes:
B01J31/24; C07C211/03; C07B61/00; C07C209/52; C07C213/02; C07C217/08; C07C231/02; C07C233/18; C07C241/02; C07C319/20; C07C323/25; C07D333/36
Domestic Patent References:
| JP63057558A | ||||
| JP64047723A | ||||
| JP3112995A |
Attorney, Agent or Firm:
Takashi Ishida
Jun Tsuruta
Fukumoto product
Kazuhiro Nakamura
Yoichi Watanabe
Masaya Nishiyama
Higuchi Souji
Jun Tsuruta
Fukumoto product
Kazuhiro Nakamura
Yoichi Watanabe
Masaya Nishiyama
Higuchi Souji