Promoted method for producing carbamates

Details Promoted method for producing carbamates Promoted method for producing carbamates

1979-01-29

1980-12-30

Trousof, Natalie

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

Organic compounds

Carboxylic acid esters

560 9, 560 25, 560 26, 560 27, 560 28, 560 32, 560 33, 560115, 560132, 560135, 560136, 560137, 560148, 560157, 560158, 560159, 560161, 560162, 560165, 260465D, C07C125063, C07C12507

Patent

active

042425204

ABSTRACT:
A process for the production of carbamates is provided which comprises contacting an organic primary or secondary amine with a source of carbon monoxide, an organic compound containing at least one hydroxyl group and a source of sulfur, selenium or tellurium, in the presence of a catalyst for the reaction and in the presence of at least one member selected from the group consisting of disulfides of the formula

REFERENCES:
patent: 3338956 (1967-08-01), Mountfield
patent: 3384655 (1968-05-01), Anderson et al.
patent: 3448140 (1969-06-01), Gomlen et al.
patent: 3895054 (1975-07-01), Zajacek et al.
patent: 3956360 (1976-05-01), Zajacek et al.
patent: 3993685 (1976-11-01), Zajacek et al.
patent: 4052437 (1977-10-01), Licke
patent: 4080365 (1978-03-01), Hiroi et al.
patent: 4134880 (1979-01-01), Meyata et al.

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