Process for the preparation of formamides

Details Process for the preparation of formamides Process for the preparation of formamides

1983-10-18

1985-09-03

Waltz, Thomas A.

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

Organic compounds

Amino nitrogen containing

564135, 564137, C07C10200, C07C10206

Patent

active

045394270

ABSTRACT:
Formamides e.g. diethylformamide are prepared by reacting a primary or secondary amine e.g. diethylamine or ammonia with (a) an alkyl formate or (b) carbon monoxide and an alkanol in the presence, as catalyst, of (i) a compound containing an amidine group or (ii) a Group V element-containing Lewis base and an epoxide. The Lewis base can be a trivalent nitrogen or phosphorus-containing compound. The amidine group which can be cyclic or acyclic can form part of a guanidine group.

REFERENCES:
patent: 3763234 (1973-10-01), Brill
Smathers, CA 89: 196987g, (1978).

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