作者:Carlo Dell'Erba、Marino Novi、Giovanni Petrillo、Cinzia Tavani、Paolo Bellandi
DOI:10.1016/s0040-4020(01)80929-7
日期:1991.1
Potassium 2,4-pentanedionate reacts with diazosulfides (E)-1 and (Z)-2 in DMSO to give 3-aryl-2,4-pentanediones 3 via an S(RN)1 process. Advantages and drawbacks of such new access to 3 are reported together with relevant mechanistic implications.