Ei. Troyansky, HOMOLYTIC CYCLOADDITION - NOVEL-APPROACH TO THE CONSTRUCTION OF SULFUR-CONTAINING HETEROCYCLES AND CROWN THIOETHERS, Phosphorus, sulfur and silicon and the related elements, 95-6(1-4), 1994, pp. 55-69
A new general methodology for the construction of sulfur-containing he
terocycles and crown thioethers based on facile, one-step 'assembling'
of these molecules from alpha,omega-dithiois and alkynes via homolyti
c cycloaddition is developed.