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. ... The successive treatments of allyl sulfides with the low-valent organotitanium species, prepared by the reaction of titanocene dichloride with 2 equiv. of butyllithium, and aldehydes gave the homoallyl alcohols with high regio and diastereoselectivity in good yields.