Preparation of 2-mercaptoazoles

Details Preparation of 2-mercaptoazoles Preparation of 2-mercaptoazoles

1974-08-26

1976-08-10

Gallagher, R. J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602471L, 26029357, 2602948C, 260302S, 2603067R, 260307R, 260307F, 260309, 2603092, C07D27772

Patent

active

039741702

ABSTRACT:
A process is disclosed which comprises reacting hydrogen sulfide with azolesulfonates and sulfinates to give 2-mercaptoazoles. One embodiment of the invention describes removal of oxidized forms of 2-mercaptobenzothiazole including benzothiazole-2-sulfonates from effluent by treatment with hydrogen sulfide.

REFERENCES:
patent: 2018813 (1935-10-01), Schubert et al.
patent: 2051806 (1936-08-01), Allen
patent: 2259356 (1941-10-01), Smith
patent: 2509453 (1950-05-01), Russell
patent: 3759931 (1973-09-01), Brown et al.
patent: 3773779 (1973-11-01), Jager et al.

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