Preparation and reactions of thiazole-fused 3-sulfolenes. Useful precursors to o-dimethylene thiazoles
作者:Ta-shue Chou、Chung-Ying Tsai
DOI:10.1016/s0040-4039(00)74689-2
日期:1992.7
Thiazole-fused 3-sulfolenes 8 and 9 have been efficiently prepared from 4-bromo-3-sulfolanone 7 in one step. these 3-sulfolenes react as synthetic equivalents to o-dimethylene thiazoles.