[2+2] and [2+4] Type Cycloadditions of Isocyanates with Ynolates
摘要:
Ynolates react with isocyanates to give azetidine-2,4-diones via a [2 + 2] type cycloaddition. The [4 + 2] type cycloaddition proceeds in the reactions of vinyl isocyanates with ynolates to provide 2-pyridones.
Ynolates react with isocyanates to give azetidine-2,4-diones via a [2 + 2] type cycloaddition. The [4 + 2] type cycloaddition proceeds in the reactions of vinyl isocyanates with ynolates to provide 2-pyridones.