摘要
A simple, efficient, and clean protocol for the formylation of 2,3-dihydro-4H-1,4-benzo[e][1,4]thiazin-3-on-1,1-dioxide is developed. Novel benzothiazine derivatives are synthesized by the reactions of aminovinyl derivative and carbaldehyde with nucleophiles.
- 出版日期2013-2