[4+2] Cycloadditions of o-Thioquinones with Alkynes and Arylalkenes: a Facile Synthesis of Benzoxathiins
摘要:
o-Thioquinones generated in situ from o-hydroxybenzothiophthalimides underwent facile [4+2] cycloaddition reaction with alkynes and alkenes to afford benzoxathiin derivatives.