Process for preparing carbamates

Details Process for preparing carbamates Process for preparing carbamates

1995-01-27

1995-10-31

Dees, Jose G.

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

Organic compounds

Carboxylic acid esters

560 24, 560115, 560162, 560163, C07C26900, C07C26904

Patent

active

054631092

ABSTRACT:
Disclosed is a process for preparing carbamates comprising reacting carbonic acid diester with ammonia or amines in a liquid phase in the presence of at least 1 mole % of water based on carbonic acid diester.

REFERENCES:
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patent: 4484994 (1984-11-01), Jacobs, II et al.
patent: 4520167 (1985-05-01), Blank et al.
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patent: 4897435 (1990-01-01), Jacobs, III et al.
patent: 5162563 (1992-11-01), Nishihira et al.
patent: 5315032 (1994-05-01), Nishihira et al.
Shiyou Yamazaki, "Preparation of Carbamate Compounds", Japanese Abstract vol. 2, No. 34 (C-77) 1978.

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