D-(-)-酒石酸二甲酯 、 2-氯苯甲醛 在
对甲苯磺酸水 作用下,
以
甲苯 为溶剂,
反应 48.0h,
以to afford 50.8 g (60% yield) of the title compound as a solid which的产率得到(4S,5S)-Dimethyl 2-(2-chlorophenyl)-1,3-dioxolane-4,5-dicarboxylate
2S-(2.beta.,4.beta.,5.beta.)-5-Arylmethoxy-4-substituted 2-alkyl-1,3-dioxane and derivatives thereof. The compounds are especially useful as herbicides.