反应详情

Compound 6 was prepared using synthesis described for the Compound 5 using 4-isopropylbenzaldehyde in procedure 5. Purification was accomplished using column chromatography to provide the title compound as a solid (mp 106-108° C.). 1H-NMR (CDCl3) δ 8.15 (m, 2H); 7.45 (m, 3H); 7.3-7.1 (m, 9H); 6.3 (s, 1H); 5.4 (s, 1H); 2.9 (m, 1H); 1.2 (d, 6H). 13C-NMR (CDCl3) δ 171.0; 165.9; 156.6; 147.5; 141.5; 138.2; 132.1; 132.0; 129.5; 129.3; 128.9; 128.5; 128.0; 126.8; 126.6; 112.4; 58.5, 33.6; 23.9.

1. customCompound 6 was prepared
2. customsynthesis
3. customPurification