3-(3-cyclopentyloxy-4-methoxyphenyl)-4,5-dihydrothiophene 1,1-dioxide 、
硼氢化钠 在
Dichlorocobalt hexahydrate 二氯甲烷 、
乙酸乙酯 、
甲苯 作用下,
以
乙醇 为溶剂,
反应 6.0h,
以to give 3-(3-cyclopentyloxy-4methoxyphenyl)tetrahydrothiophene 1,1-dioxide (0.74 g) in the form of a white solid, m.p. 89°-90° C. [Elemental analysis: C,61.8; H,7.10; S,10.4%; calculated: C,61.91; H,7.1; S,10.33%]的产率得到3-(3-cyclopentyloxy-4-methoxyphenyl)tetrahydrothiophene 1,1-dioxide