C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/455.7
C07C 119/048 (1985.01)
Patent
CA 1202316
ABSTRACT OF THE DISCLOSURE A process for the production of tertiary alkyl isocyanates, such as tetramethylxylylene diisocyanates, is disclosed in which the corresponding tertiary alkyl halide is reacted with an alkali metal cyanate utilizing a zinc-pyridine complex as a catalyst which has been prereacted with the cyanate before reaction with the halide.
426478
American Cyanamid Company
Smart & Biggar
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