- Process for the preparation of N-allyl-O-alkyl thionocarbamates
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A process for the preparation of N-allyl-O-alkyl thionocarbamates is disclosed which comprises reacting in an aqueous solvent and in the presence of a phase transfer catalyst a thiocyanate salt, and an allyl halide to form an allyl isothiocyanate and then reacting said allyl isothiocyanate in the presence of certain catalysts with an alcohol.
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- Process for the preparation of N-allyl-O-alkyl thionocarbamates
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An improvement in the process for the preparation of N-allyl-O-alkyl thionocarbamates by the reaction of an allyl isothiocyanate with an alcohol is disclosed which comprises the use of a catalyst of the general formula: STR1 wherein R1, R2, R3, R4, and R5 are individually selected from alkyl or aryl or a mixture thereof, M represents a metal from Group III B, IV B, or V B of the Periodic Table of the Elements, and n is the integer 0 or 1; provided that the sum of n1, n2, n3, n4, and n5 equals the valance of said metal M.
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