Process for obtaining 3-cyanopyridine
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United States of America Patent
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-
Nov 13, 1984
Grant Date -
N/A
app pub date -
Jun 23, 1982
filing date -
Jul 22, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The gaseous mixture resulting from the catalytic reaction of 3-methylpyridine with ammonia and oxygen is treated with water to recover 3-cyanopyridine. The treatment takes place in two steps. In the first step there is used a temperature of about 30.degree. to 60.degree. C. and in the second step at a temperature about 10.degree. to 30.degree. C. lower than in the first step.
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