2,3,5,6-TETRASUBSTITUTED P-BENZOQUINONES AND THEIR PREPARATION

摘要

1. A 2,3,5,6-tetrasubstituted p-Benzoquinone of the for formula I see diagramm : EP0122448,P3,F1 where R is bromine, C2 -C6 -acylthio or benzoylthio.