Process for the preparation of 1,2,3-thiadiazol-5-yl ureas

Details Process for the preparation of 1,2,3-thiadiazol-5-yl ureas Process for the preparation of 1,2,3-thiadiazol-5-yl ureas

1981-01-21

1982-11-09

Rollins, Alton D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544134, 544327, 544331, 546209, 546277, C07D28506, C07D41312, C07D41712

Patent

active

043585965

ABSTRACT:
A process for the preparation of 1,2,3-thiadiazol-5-yl ureas of the general formula ##STR1## in which a 1,2,3-thiadiazol-5-carbohydroxam acid derivative of the formula ##STR2## is dissolved in an inert organic solvent with an acid halide of the formula

REFERENCES:
Yale, Chem. Reviews, vol. 33, pp. 242-249 (1943).
Renfrow et al., J. Am. Chem. Soc., vol. 59, pp. 2308-2314 (1937).

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