Cycloaddition dipolaire −1,3 sur des 2H-pyrroles: synthèse de quelques dérivés de pyrazolino- et isoxazolino- [5,6-e] pyrroles
作者:A. Eddaif、S. Kitane、M. Soufiaoui、P. Mison
DOI:10.1016/s0040-4039(00)79774-7
日期:1991.7
The reaction of the diphenylnitrilimine and phenylnitriloxide with 2H-pyrroles 1a,b leads to title compounds. The 1,3-dipolar cycloaddition occurs only across the carbon nitrogen double bond. The reaction is completely regioselective and partly diastereoselective.