US Patent 7723522 Pyridine derivative production method
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Patent 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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Patent Inventor Names
Chang Shan Zhang0
Hirokazu Kuwabara0
Hiromitsu Saitoh0
Takayuki Sonoda0
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US Patent 07723522 Pyridine derivative production method US Patent 7723522 Pyridine derivative production method
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Patent Number
077235220
Patent Number
77235220
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Official Website
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Patent Jurisdiction
Patent Number
077235220
Date of Patent
May 25, 2010
0Patent Application Number
110467430
Date Filed
February 1, 2005
0Official Website
Patent Primary Examiner
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US Patent 07723522 Pyridine derivative production method
Infobox
Is a
Patent jurisdiction
Patent number
07723522
Date of patent
May 25, 2010
Patent application number
11046743
Date Filed
February 1, 2005
Patent primary examiner
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