Table 1 Spectral data for MF identification

- UV absorption showed at 244 (1.027); 295 (1.507); 319 (1.675)

- IR absorption bands showed at cm⁻¹ 3536.8 (Ph-OH); 2917.77, 2848.33 (>CH stretching); 1701.87 (conjugated ester > C = O); 1614.47 (Ar-C = C); 1198.54, 1129.12 (doublet for ester function); 731.58 (trisubstituted Ph ring).

-¹HNMR (CDCl₃), 600 MHz; ppm: 7.631, 7.604 (d, 8.5 Hz), 1H, (Ar-H); 7.155 (s), (Ar-H); 70.55, 7.042, (d, Hz 8.1 Hz), (Ar-H); 6.970, 6.856,d, 9.8Hz, (Ar-CH = CH-C = O-); 6.322, 6.296, d(9.2 Hz), (Ar-CH = CH-C = O-), 5.638,s, Ar-H; 3.946,s,3H, Ar-COOCH₃; 3.808, s, 3H, Ar-OCH₃.

- ¹³CNMR: 167.73 (>C = O); 115.86 (Ar-CH = CH-COOCH₃); 144.67, (Ar-CH = CH-COOCH₃); 145.83, 148.49, 128.03. 121.85, 115.86, 112.95, 110.49 (Ar-C); 56.01, (−COOCH₃); 55.62, (Ar-OCH₃)

- MS,EI: 208 (M+.); 193 (M-CH₃); 177 (M—OCH₃); 149 (177- > C = O); 133, 117, 89