Process for producing carbamic acid esters

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560 25, 560 28, 560 26, 560 33, 560157, 560158, 560162, 560163, 560165, 560166, C07C26904

Patent

active

051010623

ABSTRACT:
A process for producing carbamic acid esters (N-phenyl carbamate) which comprises reacting an amino group-containing compound (aniline), oxygen, a nitro group-containing compound (nitrobenzene), a carbon monoxide-containing gas and a hydroxyl group-containing organic compound (ethyl alcohol) in the presence of a compound of a transition metal belonging to Pt group of VIII group (Pd) of the Periodic Table as catalyst, a non-metal halide (HCl) and water. ##STR1##

REFERENCES:
patent: 3993685 (1976-11-01), Zajacek et al.
patent: 4134880 (1979-01-01), Miyato et al.
patent: 4178455 (1979-12-01), Hirai et al.
patent: 4621149 (1986-11-01), Fukuoka et al.

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