Process for the production of guanidine hydrochloride

Details Process for the production of guanidine hydrochloride Process for the production of guanidine hydrochloride

1981-02-24

1985-09-17

Trousof, Natalie

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

Organic compounds

Amino nitrogen containing

C07C12800

Patent

active

045422400

ABSTRACT:
Guanidine hydrochloride is produced from cyanogen chloride in a new manner. The cyanogen chloride is reacted with ammonia in the absence of a solvent at a temperature of about 140.degree. to 220.degree. C. It is advantageous to add an ammonium salt at the beginning of the reaction and to use ammonia in at least stoichiometrical amounts.

REFERENCES:
patent: 1639724 (1927-08-01), Cronshaw et al.
patent: 1886087 (1932-11-01), Daudt
patent: 2194075 (1940-03-01), Roblin, Jr.
patent: 2221478 (1940-11-01), Hill et al.
Traube, J. Berichte der Deutschen Chemischen Gesellschaft (1885) at p. 462.

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