CONDENSED PYRIDOPYRIMIDINES. 1. SYNTHESIS OF NEW DERIVATIVES OF PYRANO[3',4':5,6]PYRIDO[2,3-<i>d</i>]PYRIMIDINES
DOI:
https://doi.org/10.1007/768Abstract
New derivatives of pyrano[3',4':5,6]pyrido[2,3-d]pyrimidines were synthesized from ethyl 2-amino-7,7-dimethyl-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carboxylate.
Authors: A. Sh. Oganisyan, A. S. Noravyan, M. Zh. Grigoryan, and Arzh. Sh. Oganisyan.
English Translation in Chemistry of Heterocyclic Compounds, 1999, 35 (9), pp 1094-1096