Title:
MANUFACTURE OF GLYOXYLIC ACID OR ITS DERIVATIVE
Document Type and Number:
Japanese Patent JPS5579345
Kind Code:
A
Abstract:
Substituted glyoxyiic acids or derivatives of such acids are prepared by reacting an acyl nitrile with concentrated sulphuric acid in the presence of halide anion to form a first reaction product and then further reacting the first reaction product with a compound of the general formula ROH to form the desired glyoxylic acid or glyoxylic acid derivative.
Inventors:
JIEEMUSU MITSUCHIERU FUOTEISU
FURETSUDO SAMIYUERU AIZEMAN
SHIDONII MARII JISUTAA
FURETSUDO SAMIYUERU AIZEMAN
SHIDONII MARII JISUTAA
Application Number:
JP15672779A
Publication Date:
June 14, 1980
Filing Date:
December 03, 1979
Export Citation:
Assignee:
STAUFFER CHEMICAL CO
International Classes:
B01J27/00; C07B61/00; C07C51/00; C07C51/08; C07C59/84; C07C69/738; C07C67/00; (IPC1-7): B01J27/08; C07C51/08; C07C59/84; C07C67/22; C07C69/738
Domestic Patent References:
| JPS53105449A | 1978-09-13 |