Process of reverting thiophosphates

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260240R, 260240D, 2602948D, 260947, 252 855E, 134 3, C07D33904

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039352153

ABSTRACT:
Thiophosphates of the formula ##EQU1## where X is 0 or S, R is a hydrocarbon or a substituted hydrocarbon group such as alkyl, aryl, cycloalkyl, alkaryl, aralkyl, etc., and R' is a 3-thione-propene-1 or a substituted 3-thione-propene-1 group; the preparation thereof by reacting a 1,2-dithiolium compound with a phosphite ester; the reversion to the original dithionium compound is effected by reacting the thiophosphate under acid conditions; and the uses of such thiophosphates as corrosion inhibitors in acid systems.

REFERENCES:
breslow, et al., The Chemistry of Heterocyclic Compounds, pp. 352-366, (Interscience, 1966).

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