S-苯基硫代苯基砜 、
6,8-dioxo-dodecahydro-3a,7,7-trimethyl-1H-benz(e)inden-2-one 在
potassium tert-butylate 作用下,
以
叔丁醇 为溶剂,
生成
(4aR,6aS,9aS,9bR)-3,3,6a-Trimethyl-7-phenylsulfanyl-octahydro-indeno[5,4-d][1,3]dioxin-8-one 、 Potassium; (4aS,6aS,9aS,9bS)-3,3,6a-trimethyl-1,4a,5,6,6a,7,9a,9b-octahydro-indeno[5,4-d][1,3]dioxin-8-olate 、 Potassium; (4aS,6aR,9aR,9bS)-3,3,6a-trimethyl-1,4a,5,6,6a,9,9a,9b-octahydro-indeno[5,4-d][1,3]dioxin-8-olate