Process for the preparation of carbonyl diisocyanate

Details Process for the preparation of carbonyl diisocyanate Process for the preparation of carbonyl diisocyanate

1975-02-11

1976-03-02

Thomas, Earl C.

Chemistry of inorganic compounds

Nitrogen or compound thereof

Carbon containing

260616, C01B 2100

Patent

active

039418731

ABSTRACT:
This invention relates to a process for the preparation of carbonyl diisocyanate, CO(NCO).sub.2, which comprises reacting trichloroisocyanuric acid and/or an alkali metal salt of dichloroisocyanuric acid with phosgene at temperatures of from about 150.degree. to about 200.degree.C.

REFERENCES:
Verbeck et al., "Preparation of Carbonyl and Fluorocarbonyl Psuedohalides in Molten Salts," Angew. Chem. Int. Ed. Engl. 6, (10), 871-872, (1967).

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