X. Li et R. Cosstick, APPLICATION OF AN INTRAMOLECULAR MICHAELIS-ARBUZOV REACTION TO THE SYNTHESIS OF NUCLEOSIDE 3'-S,5'-O-CYCLIC PHOSPHOROTHIOLATE TRIESTERS, Journal of the Chemical Society. Perkin transactions. I, (10), 1993, pp. 1091-1292
An intramolecular Michaelis-Arbusov reaction taking place between a 5'
-phosphite and a 3'-S-disulfide can be used to prepare nucleoside 3'-S
,5'-O-cyclic phosphorothiolate triesters.