Process for producing carboxylic acid chloride

Organic compounds -- part of the class 532-570 series – Organic compounds – Fatty compounds having an acid moiety which contains the...

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554151, 554154, 562856, 562857, 562847, 521 32, C07C 5100

Patent

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052783286

ABSTRACT:
Disclosed is a process for producing a carboxylic acid chloride by reacting phosgene with a carboxylic acid or an anhydride thereof, which comprises effecting the reaction in the presence of a homopolymer or copolymer of a monomer represented by formula (I) or (II) below, a copolymer of the monomers represented by formulae (I) and (II) below, or a copolymer of at least one monomer selected from the group sensisting of the monomers represented by formulae (I) and (II) below with another monomer copolymerizable therewith:

REFERENCES:
patent: 2848491 (1958-08-01), Mackenzie

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