Table 1: Spectral data of resveratrol analogs.

Compounds CH=Nδ C=N C=NMelting point (°C)Yield (%)

A8.90157.181625.8160.0–161.078.0
B8.62158.461622.090.1–92.066.0
C8.96160.771631.6149.0–150.390.0
D8.50158.841614.3118.0–119.050.0
E8.69159.731625.890.8–91.583.0
F 8.63158.871623.9118.7–119.672.0

*The NMR experiments were performed at 300 MHz for 1H and 75 MHz for 13C in dimethyl sulfoxide (DMSO- ) (ppm) and I.R. experiments were performed at KBr support (cm−1).