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Patent Searching and Data


Title:
PREPARATION OF PHENYLACETIC ACID DERIVATIVE
Document Type and Number:
Japanese Patent JPH06199759
Kind Code:
A
Abstract:

PURPOSE: To prepare a compound useful as intermediates for synthesis of microbicides.

CONSTITUTION: This compound of formula I (Z1 and Z2 are each H, a halogen, hydroxy, a 1-4C alkyl, a 1-4C alkoxy, phenoxy, nitro, cyano or the like; Z1 and Z2 together with phenyl may form naphthalene; R3 is H or a 1-12C alkyl) is obtained by reacting a substd. O-tolyl acetate of formula II (U is a halide, benzenesulfonate, acetate or the like) with a benzoyl hydroxyamine of formula III (Z3-Z5 are each H, a 1-6C alkyl, a halogen, hydroxy or the like) optionally in a diluent (e.g.; acetonitrile) to give a benzoylated 2-amino-oxymethylene phenylacetate of formula IV, and then saponifying the compd. of formula IV with an acid (e.g.; hydrochloric acid) in an alcoholic solvent.


Inventors:
ARUBERUTO PUFUIFUNAA
SUTEFUAN TORA
HIYUUGO CHIGURAA
Application Number:
JP32996693A
Publication Date:
July 19, 1994
Filing Date:
December 01, 1993
Export Citation:
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Assignee:
CIBA GEIGY AG
International Classes:
C07C239/08; C07C239/20; C07C255/57; C07C323/23; C07F9/38; C07F9/40; (IPC1-7): C07C239/08; C07C255/57; C07C323/23; C07F9/38; C07F9/40
Attorney, Agent or Firm:
Nobuo Kaida (2 outside)