Patent · US Expired

Process for producing 3-hydrazino-4-amino-5-mercapto-1,2,4-triazole

US4082763A · kind A · utility

0Cited by

2References

9Claims

0Family size

Assignee

Akzona Incorporated · US

Inventors

Gerhard Meyer · Erlangen, DE
Anton Toth

Key dates

Filing date	Jul 7, 1975
Grant date	Apr 4, 1978
Priority date	—
Expiry date	Jul 7, 1995

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D249/14
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for the production of 3-hydrazino-4-amino-5-mercapto-1,2,4-triazole wherein hydrazinium-dithiocarbazinate is heated at moderately elevated temperature, e.g. about 50.degree. C. to 85.degree. C. and under reduced pressure, e.g. about 50 to 500 mm. Hg, with at least a 3.times. molar amount of hydrazine hydrate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.