PolycyclicN-Hetero Compounds; XXXIX: A Facile Synthesis of 1,2,4,5-Tetrahydro-[1]benzoxepino[4,5-e]imidazo[1,2-c]pyrimidines via Ring Closure of 4-(2-Hydroxyalkylamino)-5,6-dihydro-[1]benzoxepino[5,4-d]pyrimidines
PolycyclicN-Hetero Compounds; XXXIX: A Facile Synthesis of 1,2,4,5-Tetrahydro-[1]benzoxepino[4,5-e]imidazo[1,2-c]pyrimidines via Ring Closure of 4-(2-Hydroxyalkylamino)-5,6-dihydro-[1]benzoxepino[5,4-d]pyrimidines