Hetrocyclic thiones and their analogs in reactions of 1,3-dipolar addition: V. Reactions of 2,3,3-triphenyl-1-thioxophthalimidine with nitrile imines

Article abstract of DOI:10.1007/s11178-005-0240-9

2,3,3-Triphenyl-1-thioxophthalimidine reacted with nitrile imines along the pattern of [3+2]-cycloaddition affording 2,3,3,3′,5′- pentasubstituted benzo[c]pyrrolidine-1-spiro-2′-(2′,3′- dihydro-1′,3′,4′-thiadiazoles). The reaction is regioselective and in