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Convenient synthesis of 4‐amino‐7‐(dialkylamino)pyrido[2,3‐ d ]pyrimidines from polysubstituted pyridines
Author(s) -
Cocco Maria Teresa,
Congiu Cenzo,
Maccioni Antonio,
Onnis Valentina
Publication year - 1993
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570300143
Subject(s) - chemistry , pyrimidine , stereochemistry , medicinal chemistry , organic chemistry , combinatorial chemistry
A convenient synthesis of 4‐amino‐7‐(dialkylamino)pyrido[2,3‐ d ]pyrimidines via cyclization of functionalized pyridines is reported. The preparation of the starting pyridines from 3‐amino‐3‐(dialkylaraino)propene‐nitriles and ethoxymethylenemalononitrile is described.