Hydrogenation process

Details Hydrogenation process Hydrogenation process

1977-10-06

1978-11-14

Tovar, Jose

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544102, 2603473, 2603474, 544168, 260404, 260551R, 544224, 260557R, 260561R, 544235, 26034673, 260562R, 544237, 260562A, 260562P, 544249, 544258, 544277, 544292, 544332, 544356, 548337, 548372, 546309, 546138, 546143, 546159, 546122, 546108, 546105, 546 88, 546 87, 260307R, 260307G, 260308R, 260308A, 260308D, 26032614R, 26032613B, 2603262, 2603452, 2603457R, C07D24120

Patent

active

041257243

ABSTRACT:
An improved and novel process is provided for the reduction of isocyanate groups in organic compounds to formamide groups by catalytic hydrogenation with a noble metal catalyst. The process allows preparation of formamides in consistently high yields from all types of isocyanates.

REFERENCES:
sebatier et al., Compt. Rend. 144, 824-826, (1907).
Brown et al., J. Am. Chem. Society 88, 1464, (1966).
Viola et al., Chem. Ber. 101, 3517, (1968).
Lorenz et al., J. Org. Chem. 28, 1707, (1963).
Ojima et al., Tetrahedron Letters No. 44, 4363-4366 (1973).

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