Pyridine derivative production method
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United States of America Patent
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May 25, 2010
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Feb 1, 2005
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Feb 2, 2004
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Abstract
A method in which a pyridinium derivative such as 1,3-dimethyl-2,3-dihydro-2-oxopyrimidinium chloride is reacted with an acetyl compound such as 4-acetylpyridine, and then the reaction product is reacted with ammonia or an ammonium salt.
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