Method for producing pyrrole compound
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United States of America Patent
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Jul 20, 2021
Grant Date -
May 14, 2020
app pub date -
Jan 10, 2020
filing date -
Jun 30, 2015
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Abstract
The present invention provides a production method of a 3-cyanopyrrole compound possibly useful as an intermediate for pharmaceutical products. A production method of compound (II) including subjecting compound (I) to a reduction reaction, in which the aforementioned reduction reaction is continuous hydrogenation reaction in a fixed bed reactor filled with a supported metal catalyst. A production method of compound (III) including subjecting compound (I) to a reduction reaction followed by a cyclization reaction, in which the aforementioned reduction reaction is continuous hydrogenation reaction in a fixed bed reactor filled with a supported metal catalyst.
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