Catalyst for isocyanate trimerization

Details Catalyst for isocyanate trimerization Catalyst for isocyanate trimerization

1992-09-01

1993-11-23

Ford, John M.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C07D25134

Patent

active

052645720

ABSTRACT:
A process for producing an isocyanate trimer and a process for producing an urethane with a catalyst for isocyanate trimerization or urethane formation, which comprises cesium fluoride or a tetraalkylammonium fluoride.

REFERENCES:
patent: 3898293 (1975-08-01), Deem
patent: 4621149 (1986-11-01), Fukuoka et al.
patent: 4960848 (1990-10-01), Scholl et al.
patent: 4992548 (1991-02-01), Scholl
Chemical Abstracts, vol. 106, No. 9, Feb. 2, 1987, Abstract No. 67264q, W. Broda et al., "Applications of Phase-Transfer Catalysis", etc.
Synthesis, Alkali Metal Fluorides in Organic Synthesis, No. 3, 1983, pp. 169-184.

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