Heterocyclic Thiones and Their Analogs in 1,3-Dipolar Cycloaddition Reactions: IV. Reactions of 4-Aryl-2-phenyl-1,2-dihydrophthalazine-1-thiones with Nitrile Imides
作者:E. V. Budarina、V. F. Plotnikov、N. N. Labeish、V. K. Bel’skii、V. A. Galishev
DOI:10.1007/s11178-005-0187-x
日期:2005.3
4-Aryl-2-phenyl-1,2-dihydrophthalazine-1-thiones react with nitrile imides according to the [3 + 2]-cycloaddition pattern to give phthalazinespirothiadiazoles. The reaction occurs regioselectively at the exocyclic C=S bond.