An efficient synthesis of new pyrido[4′,3′:4,5]thieno[2,3-d]- pyrimidin-4(3H)-one derivatives

DOI: 10.1002/jhet.5570450639

Source and publish data:

Journal of Heterocyclic Chemistry p. 1809 - 1813 (2008)

Update date:2022-07-30

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Authors:

Zeng, Guo-Ping

Hu, Yang-Gen

Ding, Ming-Wu

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Article abstract of DOI:10.1002/jhet.5570450639

(Chemical Equation Presented) The carbodiimides 5, obtained from reactions of iminophosphorane 4 with aromatic isocyanates, reacted with amines, phenols or ROH to give 2-substituted 5,6,7,8-tetrahydropyrido[4′,3′:4,5] thieno[2,3-d]-pyrimidin-4(3H)-one 7 i

Full text of DOI:10.1002/jhet.5570450639

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Product name:2-(4-chlorophenoxy)-7-methyl-3,6,8-triphenyl-5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4(3H)-one

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