Preparation of aromatic acetamides from aryl methyl ketones

Details Preparation of aromatic acetamides from aryl methyl ketones Preparation of aromatic acetamides from aryl methyl ketones

1990-07-19

1991-08-20

Hollrah, Glennon H.

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

Organic compounds

Amino nitrogen containing

564176, 564177, C07C23110

Patent

active

050416570

ABSTRACT:
A method is provided for preparing aromatic acetamides comprising reacting an aryl methyl ketone containing the same number of carbon atoms as the aromatic acetamide, with sulfur and ammonia under substantially anhydrous conditions. The method is particularly useful for the preparation of 4-hydroxyphenylacetamide from 4-hydroxyacetophenone.

REFERENCES:
patent: 2459706 (1949-01-01), King
patent: 2572809 (1951-10-01), Jelinek
patent: 2610980 (1952-09-01), Naylor
patent: 2689246 (1954-09-01), Feichtinger
Synthesis 1975, Jun. 1975, 358-375.
R. Adam, Ed., Organic Reactions, vol. III (New York: John Wiley, 1946), 83-107.
J. Amer. Chem. Soc. 68 (1946), 2633-2634.

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