Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1992-06-23
1994-09-06
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
562473, C07C 6500
Patent
active
053449681
ABSTRACT:
o-Methoxy benzoic acid is produced by reacting chlorobenzoic acids having at least one chlorine atom at least at the ortho position with lower alcohol in the presence of a copper salt and a lower alkyl as a catalyst under moderate reaction conditions. o-Methoxy benzoic acid is useful as an intermediate for pharmaceutical, agricultural chemicals, and the like.
REFERENCES:
patent: 4288386 (1981-09-01), Soula
patent: 4845276 (1989-07-01), Yu
Lilitkarntakul Suchart
Nabekawa Shukichi
Ogura Katsuyuki
Takada Masao
Killos Paul J.
Nippon Chemical Industrial Co. Ltd.
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