Process of production of organic dithio-acids

Details Process of production of organic dithio-acids Process of production of organic dithio-acids

1982-04-13

1984-06-19

Jiles, Henry R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260455R, C07C15303

Patent

active

044552629

ABSTRACT:
Process for the preparation of an organic dithio-acid by reaction of the corresponding dithio-ester and an alkali metal or alkaline earth metal hydrosulphide in a solvent in the presence of an excess of H.sub.2 S and treatment with a mineral acid. The dithioic acids so obtained can be utilized as collectors for the flotation of minerals.

REFERENCES:
patent: 1532226 (1925-04-01), Codwell
patent: 3860641 (1975-01-01), Zengel et al.

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