C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/487.2
C07D 261/14 (2006.01) C07C 259/02 (2006.01)
Patent
CA 1095072
PROCESS FOR THE PRODUCTION OF LOWER ALKYL 2-CHLORO-2-HYDROXYIMINOACETATES ABSTRACT Lower alkyl 2-chloro-2-hydroxyiminoacetates are produced by (A) reacting chloral with a lower alkanol and a hydroxylamine salt in the presence of a Lewis acid or a metal oxide being convertible into said Lewis acid during the course of the reaction to give a lower alkyl 2-hydroxyiminoacetate and then chlorinating thus resulted product or (B) reacting chloral oxime with a lower alka- nol in the presence of a base to give a lower alkyl 2-hydroxy- iminoacetate and finally chlorinating thus formed product.
300836
Adachi Ikuo
Hiramatsu Yoshiharu
Yamamori Teruo
Johnson Douglas S. Q.c.
Shionogi & Co. Ltd.
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