Method for producing a heterocyclic nitrile
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United States of America Patent
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Aug 20, 2002
Grant Date -
Aug 9, 2001
app pub date -
Dec 14, 2000
filing date -
Dec 17, 1999
priority date (Note) -
Expired
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Abstract
A method for producing a heterocyclic nitrile in high yield by a gas-phase catalytic reaction of a heterocyclic carboxylic acid or an ester thereof with ammonia in the presence of a catalyst comprising an oxide of at least one element selected from copper and zinc, and an effective method for producing a heterocyclic aldehyde, using the heterocyclic nitrile thus obtained as a starting material, are provided.
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