Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... Thermal rearrangement of a propargylic sulfinate prepared from (R)-pulegone led, with an acceptable diastereoselectivity, to a spiro sulfone which could be transformed into dihydropentalenic acid, methyl ester. ... Bintz, C.; Uguen, D preceding letter in this issue. The results ...