A FACILE SYNTHESIS OF ETHYL-2-METHYL-5-ARYL-5H-CHROMENO-[3,4-c]PYRIDINE-1-CARBOXYLATES
摘要:
Flav-4-ones on reaction with DMF/POCl3 gave 4-chloro-2-aryl-2H-chromene-3-carbaldehydes which on reaction with ethyl-3-aminocrotonate give under Hantszch reaction conditions ethyl-2-methyl-5-aryl-5H-chromeno[3,4-c]pyridine-1-carboxylates in good yields.
A FACILE SYNTHESIS OF ETHYL-2-METHYL-5-ARYL-5H-CHROMENO-[3,4-c]PYRIDINE-1-CARBOXYLATES
作者:M. Venkati、G. L. David Krupadanam
DOI:10.1081/scc-100105383
日期:2001.1.1
Flav-4-ones on reaction with DMF/POCl3 gave 4-chloro-2-aryl-2H-chromene-3-carbaldehydes which on reaction with ethyl-3-aminocrotonate give under Hantszch reaction conditions ethyl-2-methyl-5-aryl-5H-chromeno[3,4-c]pyridine-1-carboxylates in good yields.