Rhodium carbenoid mediated cyclisations. Part 5. Synthesis and rearrangement of cyclic sulphonium ylides preparation of 6- and 7-membered sulphur heterocycles
作者:Christopher J. Moody、Roger J. Taylor
DOI:10.1016/s0040-4020(01)96017-x
日期:1990.1
Treatment of diazo mercaptans with rhodium(ll) acetate gives six- and seven-membered sulphur heterocycles; diazo sulphides give cyclic sulphoniumylides, which are isolable, or rearrange, depending on the nature of the substituent on sulphur.