Preparation of bis-2-pyridyl-disulfides

Details Preparation of bis-2-pyridyl-disulfides Preparation of bis-2-pyridyl-disulfides

1979-11-08

1981-03-17

Jiles, Henry R.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D21362

Patent

active

042568927

ABSTRACT:
In a process for the preparation of bis-2-pyridyl-disulfide or bis-(2-pyridyl-1-oxide)-disulfide optionally substituted on the pyridyl ring with at least one substituent selected from the group consisting of halogen and alkyl and alkoxy of 1 to 4 carbon atoms by oxidation of the corresponding 2-mercapto-pyridine or its N-oxide, the improvement comprising effecting the oxidation in an aqueous acid media containing an alkali metal or alkaline earth metal chlorite.

REFERENCES:
patent: 2742476 (1956-04-01), Bernstein et al.
patent: 3954781 (1976-05-01), Hooks et al.

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