Title:
α-シアンヒドリンエステル及びα-ヒドロキシ酸の製造方法
Document Type and Number:
Japanese Patent JP4279915
Kind Code:
B2
Abstract:
The present invention relates to a process for the preparation of compounds of formula (4) wherein a carbonyl compound of the formula (3) is reacted in the presence of a cyanogenation agent with an enol ester of the formula (1) or with an oxime ester of the formula (2): wherein R<1> through R<8> have meanings given in the application. The compound of formula (4) can be hydrolysed to obtain the corresponding compound of formula (5):
Inventors:
Yasutaka Ishii
Tatsuya Nakano
Tatsuya Nakano
Application Number:
JP35339597A
Publication Date:
June 17, 2009
Filing Date:
December 22, 1997
Export Citation:
Assignee:
Daicel Chemical Industry Co., Ltd.
International Classes:
B01J27/10; C07C253/16; B01J27/122; B01J27/125; B01J27/128; B01J27/132; B01J27/135; B01J31/22; C07B61/00; C07C51/08; C07C59/01; C07C59/48; C07C253/00; C07C255/16; C07C255/14
Domestic Patent References:
| JP55153758A | ||||
| JP56156250A | ||||
| JP62255464A | ||||
| JP6228075A |
Foreign References:
| US4299776 | ||||
| US4113763 |
Other References:
実験化学講座22 第4版,丸善株式会社,1992年,p.43-52
ADVANCED ORGANIC CHEMISTRY FOURTH EDITION,1992年,p.397-398
J. Org. Chem.,1996, Vol.61, No.9, p.3088-3092
希土類,1997.05.22, No.30, p.296-297
日本化学会講演予稿集,1997.03.12, Vol.72, No.2, p.869
Tetrahedron,1989, Vol.45, No.17, p.5469-5476
ADVANCED ORGANIC CHEMISTRY FOURTH EDITION,1992年,p.397-398
J. Org. Chem.,1996, Vol.61, No.9, p.3088-3092
希土類,1997.05.22, No.30, p.296-297
日本化学会講演予稿集,1997.03.12, Vol.72, No.2, p.869
Tetrahedron,1989, Vol.45, No.17, p.5469-5476
Attorney, Agent or Firm:
Mitsuo Kata