Hydrogenolysis catalyst
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United States of America Patent
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Sep 23, 2003
Grant Date -
Nov 14, 2002
app pub date -
Feb 7, 2002
filing date -
Mar 6, 2001
priority date (Note) -
Expired
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Abstract
A hydrogenolysis catalyst that possesses high hydrogenolysis performance at low temperatures and during the debenzylation reaction of a compound wherein a benzyl group combines with a nitrogen atom, which is difficult for conventional catalysts. The catalyst comprises (a) a component comprising at least one compound selected from the group consisting of palladium oxide, palladium oxide monohydrate, and palladium hydroxide wherein the oxidation state of palladium is divalent, and (b) a component comprising at least one element selected from the group consisting of Pt, Ru, Rh, Ir and Au, carried on a non-organic porous substance.
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