Hsp. Rao et B. Bharathi, SYNTHESIS AND STEREOCHEMISTRY OF 4,6-DIARYL-3,4-DIHYDRO-2(1H)-PYRIDONES, Indian Journal of Heterocyclic Chemistry, 5(4), 1996, pp. 265-268
An improved synthesis of some 4,6-diaryl-3,4-dihydro-2(1H)-pyridones (
2a-c) has been reported. Study of spectral data and theoretical calcul
ations reveal that these molecules are stabilised in keto-form with ha
lf-chair conformation.