Process for the manufacture of organic acid chlorides

Details Process for the manufacture of organic acid chlorides Process for the manufacture of organic acid chlorides

1979-11-23

1981-10-27

Gerstl, Robert

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260408, C07C 5160

Patent

active

042973015

ABSTRACT:
The invention relates to a process for the manufacture of carboxylic acid chlorides by the phosgenation, under the action of heat, of the corresponding acids in the presence of a catalyst.
The process according to the invention is characterized in that a compound possessing the skeleton ##STR1## is used as the catalyst, in which compound X is an oxygen atom or a nitrogen atom substituted by an alkyl group.

REFERENCES:
patent: 3857841 (1974-12-01), Keil
Babad et al., Chem. Reviews 73, 82(1973).

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