The optical purity of cis _ R(+) _ and cis _ S(-) _ 2,2 _ dimethyl _ 3 _(2,2 _ dichlorovinyl)cyclopropanecarboxylic acid was 93.7% and 81.8%, respectively.

• 结果显示 ；顺式_R( +)_2；2_二甲基_3_(2 ；2_二氯乙烯基 )环丙烷羧酸光学纯度为93.；7%25；顺式_S( -)_2；2_二甲基_3_(2；2_二氯乙烯基 )环丙烷羧酸光学纯度为81