Carbamic acid derivatives

Details Carbamic acid derivatives Carbamic acid derivatives

1988-01-12

1990-02-27

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, C07D40310

Patent

active

049047817

ABSTRACT:
Carbamic acid derivatives having the following general formula: ##STR1## wherein R is an aromatic radical containing at least one benzene ring with at least one hydrogen atom substituted with a methyl, methylene or methine group; n=2 to 7.
A method for preparing carbamic acid derivatives which comprises reacting 3(5)-methylpyrazole with an isocyanate of the general formula: R(NCO).sub.n, wherein:

REFERENCES:
patent: 4623731 (1986-11-01), Ivanov et al.

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