Synthesis of carboxylic acid esters

Details Synthesis of carboxylic acid esters Synthesis of carboxylic acid esters

1977-09-14

1979-07-17

Helfin, Bernard

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560 8, 560129, 560130, 560205, 560231, C07C 6720

Patent

active

041616090

ABSTRACT:
A method is provided for converting a carboxylic acid amide to a carboxylic acid ester by reacting a vaporized mixture of the amide and an aliphatic alcohol or a phenol in the presence of a suitable catalyst at temperatures of from 100.degree. C. to 400.degree. C. The process is especially useful for the conversion of methacrylamide to methyl methacrylate.

REFERENCES:
patent: 3442934 (1969-05-01), Pine
patent: 3639461 (1972-02-01), Ito et al.
Arifdzhanov, A. et al. "Esterification of Formic Acid by Ethyl Alcohol in the Presence of Aluminosilicate." Tr. Tashk. Politekh. Inst. (1972) 90, 44-45. Cited in Chemical Abstracts, vol. 83 (1975) Item No. 96, 371j.
Kirk-Othmer "Encyclopedia of Chemical Technology" Interscience Publ. 2nd Ed. 1964, vol. 2 at p. 69.
Ibid. vol. 8 at pp. 339-340.
Urdong, et al. College Dictionary, 1969, Random House Publ. at p. 1060.
Fieser, Louis F. et al. Organic Chemistry, 1944, D. C. Heath Publ. at p. 123.
Hackh's Chemical Dictionary, 1975, McGraw-Hill Publ. at p. 431.

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