Title:
【発明の名称】クロニジン誘導体の新規な製造方法
Document Type and Number:
Japanese Patent JP2686367
Kind Code:
B2
Abstract:
PCT No. PCT/US95/01641 Sec. 371 Date Aug. 31, 1995 Sec. 102(e) Date Aug. 31, 1995 PCT Filed Feb. 7, 1995 PCT Pub. No. WO95/21818 PCT Pub. Date Aug. 17, 1995A novel process for preparing clonidine derivatives has been discovered which is shorter, less expensive and safer than previously known methods. A new thiourea complex has also been discovered which can be directly cyclized to produce the corresponding heterocyclic product.
Inventors:
Pierce, David Earl.
Dean, William Dee.
Dason, Mike Lee.
Dean, William Dee.
Dason, Mike Lee.
Application Number:
JP52132395A
Publication Date:
December 08, 1997
Filing Date:
February 07, 1995
Export Citation:
Assignee:
Archon Laboratories, Inc.
International Classes:
C07C335/16; C07D233/50; C07D239/14; C07D243/04; (IPC1-7): C07C335/16; C07D233/50
Attorney, Agent or Firm:
Akira Asamura (3 outside)