Patent ID: 6403521
Filing Date: 2002-06-11
Classification: B01J,C07D

Abstract:
A catalyst for a reaction using an oxygen-atom-containing reactant, said catalyst comprising a nitrogen-containing heterocyclic compound shown by the following formula (1): wherein each of R1 and R2 is, identical to or different from each other, a hydrogen atom, a halogen atom, an alkyl group, a haloalkyl group, an aryl group, a cycloalkyl group, a hydroxyl group, an alkoxy group, a carboxyl group, an alkoxycarbonyl group, or an acyl group, and R1 and R2 may be combined to form a double bond or to form an aromatic or non-aromatic ring with the adjacent two carbon atoms, where one or two of heterocyclic ring containing three nitrogen atoms indicated in the formula may be further formed on said R1 or R2 or on said double bond or aromatic or non-aromatic ring formed together by R1 and R2; X is an oxygen atom or a hydroxyl group; and Y is a single bond, a methylene group, or a carbonyl group.