Preparation and photoisomerization of 2-phosphaethenylbenzenes having more than one phosphorus-carbon double bond

Article abstract of DOI:10.1016/S0022-328X(96)06939-2

Phosphaethenes having more than one phosphorus-carbon double bond on a benzene ring were prepared. The E/Z photoisomerization reactions of these phosphaethenes were studied using ³¹P NMR spectroscopy. The structure of 1,2-bis[2-(2,4,6-tri-t-but