INTERACTION OF 4,5-DIPHENYL-2,3-DIHYDRO-2,3-PYRROLEDIONE WITH ETHOXYCARBONYLMETHYLENETRIPHENYLPHOSPHORANE SYNTHESIS AND CRYSTAL-STRUCTURE OF -2-ETHOXYCARBONYLMETHYLENE-2,3-DIHYDRO-3-PYRROLONE
Zg. Aliev et al., INTERACTION OF 4,5-DIPHENYL-2,3-DIHYDRO-2,3-PYRROLEDIONE WITH ETHOXYCARBONYLMETHYLENETRIPHENYLPHOSPHORANE SYNTHESIS AND CRYSTAL-STRUCTURE OF -2-ETHOXYCARBONYLMETHYLENE-2,3-DIHYDRO-3-PYRROLONE, Russian chemical bulletin, 44(8), 1995, pp. 1496-1498
1-Unsubstituted 4,5-diphenyl-2,3-dihydro-2,3-pyrroledione interacts wi
th ethoxycarbonyl-methylenetriphenylphosphorane regioselectively to gi
ve 2-ethoxycarbonylmethyiene-2,3-dihydro-3-pyrrolone. The crystal and
molecular structure of the latter was studied by X-ray analysis.