Preparation of ortho-phenylenediamine

Details Preparation of ortho-phenylenediamine Preparation of ortho-phenylenediamine

1990-11-30

1991-12-10

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

C07C21151

Patent

active

050720449

ABSTRACT:
A vapor phase process for the dehydrogenation of 1,2-diaminocyclohexane to form o-phenylenediamine using a catalyst containing a palladium metal and an alkali metal hydroxide.

REFERENCES:
patent: 2413598 (1946-12-01), Ballard et al.
patent: 3069383 (1962-12-01), Hoel et al.
patent: 3361818 (1968-01-01), Barker
patent: 4902661 (1990-02-01), Immel et al.
Reference Supplied by Applicant but not Cited on PTOL-1449.

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