Conformational and steric requirements of the side chain for sulphur participation in benzthiepin derivatives
作者:Ranjan Patra、Rina Ghosh、Swaraj B. Maiti、Amareshwar Chatterjee
DOI:10.1016/s0040-4039(01)80710-3
日期:1989.1
Attempted ring expansion of some benzthiepin derivatives resulted in the formation of benzthiophens such as (3a,b) and (3d,e). A probable mechanism for this transformation has been presented.