TY JOUR TI Selective modification of tetrahydrochromeno[2,3-d]pyrimidin-2-ones KW tetrahydrochromeno[2,3-d]pyrimidin-2-ones KW methyl iodide KW acetic anhydride KW alkylation KW acylation JO From Chemistry Towards Technology Step-By-Step AU Makarova, E.S. AU Chirkova, Z.V. AU Uryadova, A.M. AU Karandeeva, A.S. AU Bogdanova, N.A. PY 2024 IS 5 PB Yaroslavl State Technical University