Title:
【発明の名称】アミン及びアゼピン誘導体を含む混合物からのアゼピン誘導体の除去方法
Document Type and Number:
Japanese Patent JP2002507602
Kind Code:
A
Abstract:
A process for distillative removal of part or all of an azepine derivative (III) selected from the group consisting of aminohexylideneimine, tetrahydroazepine, hexylhexahydroazepine and aminohexylhexahydroazepine from a mixture (II) comprising an azepine derivative (III) and an amine (I) comprises conducting the distillation with an overhead temperature of from 160 to 250° C.
Inventors:
Rafinger, Alvin
Ruiken, Hermann
Ruiken, Hermann
Application Number:
JP2000537855A
Publication Date:
March 12, 2002
Filing Date:
March 18, 1999
Export Citation:
Assignee:
BASF Akchen Gezel Shaft
International Classes:
C07D223/04; B01D3/00; C07C209/48; C07C209/84; C07C209/86; C07C211/12; C07C253/34; C07C255/24; C07D223/12; (IPC1-7): C07C253/34; B01D3/00; C07C209/84; C07C211/12; C07C255/24; C07D223/04; C07D223/12
Attorney, Agent or Firm:
Sato Eto