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A new synthesis of pyrido[4,3-d]pyrimidin-2-ones

✍ Scribed by A. A. Fesenko,A. D. Shutalev

Book ID
121699030
Publisher
Springer US
Year
2013
Tongue
English
Weight
393 KB
Volume
49
Category
Article
ISSN
0009-3122

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## Abstract magnified image The thienopyridine derivative **2**, obtained from reaction of acetoacetic ester with **1** in the presence of tin tetrachloride, was treated with triphenylphosphine in hexachloroethane and Et~3~N to give iminophosphorane **3**. Iminophosphorane **3** reacted with pheny