... Czech. Chem. Com- 1977. mun. 1971, 36, 4091. ... Some 1,3-Dipolar Cycloaddition Reactions of Nitrile N-Sulfides with Acetylenes and Olefins Michael J. Sanders and John R. Grunwell* Department of Chemistry, .Miami University, Oxford, Ohio 45056 Received February 5, 1980 ...