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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1382083Generated: November 1, 2026

O-Methylhydroxylamine hydrochloride → 2-Methoxyimino-2-(3-chloro-4-hydroxyphenyl)acetic acid

https://huagongshe.com/reaction/1382083

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-Methylhydroxylamine hydrochlorideHCID 521874—
Reactant2-(3-Chloro-4-hydroxyphenyl)-2-oxoacetic acidHCID 12961139—
Product2-Methoxyimino-2-(3-chloro-4-hydroxyphenyl)acetic acidHCID 136093950—

Reaction Steps

(a) 2-(3-Chloro-4-hydroxyphenyl)glyoxylic acid (6.45 g.) and O-methylhydroxylamine hydrochloride (2.74 g.) were reacted according to a similar manner to that of Preparation (5-3) (a) to give oil of 2-methoxyimino-2-(3-chloro-4-hydroxyphenyl)acetic acid (a mixture of syn and anti isomers) (7 g.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04804752
Source datasetuspto-grants-1989_02
ORD IDord-04a8b057779d4de0b6561b22fda5fd01
Source noteuspto-grants-1989_02