反应详情

This compound was prepared as a mixture of 2 isomers by reduction of 2,6-dimethyl-6-(3-methyl-but-2-enyl)-cyclohex-2-enone with Na2S2O4. 1H-NMR (400 MHz, CDCl3): 5.15-5.12, 4.94-4.89 (2m, 1H, 2′-H), 2.69-1.26 (m, 9H), 1.70, 1.68 (2s, 3H, 3′-CH3), 1.61, 1.60 (2s, 3H, 4′-H), 1.47, 0.98 (2s, 3H, 6-CH3), 1.00, 0.99 (2d, J=6.8 Hz, 2-CH3) ppm. MS (EI): 194 (M+, 19), 179 (17), 126 (100), 111 (52), 95 (26), 69 (72), 55 (39), 41 (56). IR (ATR): 2967m, 2929s, 2868s, 1705vs, 1452s, 1376m, 995m cm−1.