Thermal rearrangements of azathiabenzenes; [1,4] shifts in cyclic sulphur–nitrogen ylides
作者:Richard D. Grant、Christopher J. Moody、Charles W. Rees、Siu Chung Tsoi
DOI:10.1039/c39820000884
日期:——
The azathiabenzene derivatives (3), (7), and (11) rearrange on heating by a [1,4] shift of the sulphur substituent ot carbon rather than a [1,2] shift to nitrogen, even though for ylides (3) this rearrangement involves loss of thiophen and furan aromaticity.