Cv. Asokan et A. Mathews, THE VILSMEIER REACTION ON DITHIOKETALS - A FACILE METHOD FOR THE STEREOSELECTIVE SYNTHESIS OF BETA-ALKYLTHIOETHYLENIC ALDEHYDES, Tetrahedron letters, 35(16), 1994, pp. 2585-2586
An expedient and general method for the synthesis of beta-alkylthioeth
ylenic aldehydes from dithioketals under Vilsmeier-Haack reaction cond
itions is described.