Catalytic hydrogenation of an aliphatically unsaturated...

Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing

Reexamination Certificate

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C564S480000, C564S490000

Reexamination Certificate

active

07122702

ABSTRACT:
Process for the catalytic hydrogenation of an aliphatically unsaturated group in an organic compound in the presence of a catalyst whose preparation has involved precipitation of catalytically active components onto monoclinic, tetragonal or cubic zirconium dioxide.

REFERENCES:
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patent: 5037793 (1991-08-01), Toussaint et al.
patent: 5354915 (1994-10-01), Reichle
patent: 5696048 (1997-12-01), Breitscheidel et al.
patent: 6034029 (2000-03-01), Wulff-Doring et al.
patent: 394 841 (1990-10-01), None
patent: 394 842 (1990-10-01), None
patent: 742 045 (1996-11-01), None
Hawley's Codensed Chemical Dictionary 13 ed., R. J. Lewis editor, Van Nostrand Reinhold, New York, NY, 1997, p. 32.

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