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Convenient synthesis of 4-amino-7-(dialkylamino)pyrido[2,3-d]pyrimidines from polysubstituted pyridines |
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| Authors: | Maria Teresa Cocco Cenzo Congiu Antonio Maccioni Valentina Onnis |
| Abstract: | A convenient synthesis of 4-amino-7-(dialkylamino)pyrido2,3-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. |
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