反应详情

The synthesis was similar to that used for 5-methyl-5-hexen-2-one. Materials that were used: cinnamyl chloride (100 g, 0.655 mole, Acros Organic), pentadione (72 g, 0.72 mole), and ethanol (460 mL). Product, 70-75° C., 0.1 mmHg, 48 g (42%). 1H-NMR (CDCl3, δ): 2.15 (s, 3H); 2.16 (m, 2H); 2.60 (m, 2H); 6.17 (m, 1H), 6.42 (d, 1H), 7.2-7.33 (m, 5H).

1. customProduct, 70-75° C., 0.1 mmHg, 48 g (42%)