Process for producing pyridine bases
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United States of America Patent
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Mar 7, 1989
Grant Date -
N/A
app pub date -
Feb 2, 1987
filing date -
Feb 6, 1986
priority date (Note) -
Expired
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Abstract
Process for producing pyridine bases by reacting an aliphatic aldehyde and/or ketone with ammonia in gaseous phase in the presence of a catalyst, characterized by using a catalyst which is obtained by modifying a zeolite having an atomic ratio of Si to Al, Fe and/or Ga of 12 to 1,000 and a constraint index of about 0.8 to about 12 with at least one metal ion and/or metal compound selected from the group consisting of thallium, lead and cobalt.
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