反应详情

9.81 g of tetrahydro-3-(2-propenyl)-2H-pyrane-2-one of interest were prepared in the same manner as in Preparation Example 2Z-3 except that 10.01 g (100.0 mmol) of δ-valerolactone and 14.52 g (110.0 mmol) of allyl bromide were used instead of β-propiolactone and 10-bromo-1-decene described in Preparation Example 2Z-3, respectively.