%0 Journal Article %T Diastereoselective synthesis of chromeno[4,3-d]pyrimidines %A Uryadova, A.M. %A Makarova, E.S. %A Filimonov, S.I. %K %J From Chemistry Towards Technology Step-By-Step %D 2023 %N 4 %P 6 %I Yaroslavl State Technical University