S. Yonezawa et al., 1-(5-methanesulfinyl-2,2,6-trimethyl-3a,3b,4,5,6,8a-hexahydro-1,3,8-trioxacyclo-penta[a]inden-5-yl)hexan-1-ol, ACT CRYST C, 54, 1998, pp. 1986-1987
The title compound, C19H32O5S, is Obtained by selective reduction of the ke
to group of an adduct which results from a Diels-Alder reaction between a d
ienic lactone and an ethylenic keto-sulfoxide. The absolute configuration o
f the stereocentres is established.