Facile cycloaddition of 2-phenylsulfonyl 1,3-dienes to indoles
作者:Jan-E. Bäckvall、Niklas A. Plobeck、Seppo K. Juntunen
DOI:10.1016/s0040-4039(01)80458-5
日期:1989.1
2-Phenylsulfonyl 1,3-dienes react rapidly with the magnesium salt of indoles to give 3-(phenylsulfonyl)-1,4,4a,9a-tetrahydrocarbazoles via a formal [4+2] cycloaddition.