Title:
【発明の名称】α,β-不飽和ケトンの製造法
Document Type and Number:
Japanese Patent JP3207203
Kind Code:
B2
Abstract:
The invention aims at providing a safe technique for remarkably improving the yield of an alpha , beta -unsaturated ketone through introduction of an omega -chain into an aldehyde without being accompanied by the generation of hydrogen in the process for synthesizing a prostaglandin, in particular, one having at least one halogen atom in the 16- or 17-position. The invention process comprises conducting the reaction of an aldehyde with a 2-oxoalkylphosphonate in the presence of a base and a zinc compound.
Inventors:
Takashi Ueno
Tomio Oda
Tomio Oda
Application Number:
JP50889594A
Publication Date:
September 10, 2001
Filing Date:
September 29, 1993
Export Citation:
Assignee:
Ueno Pharmaceutical Application Laboratory Co., Ltd.
International Classes:
C07C405/00; C07D307/935; C07D309/12; C07D313/00; C07D407/12; (IPC1-7): C07D307/935; C07C405/00; C07D309/12; C07D407/12
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)