Abstract: Circular dichroism (CD) spectra of all the (E)-and (2)-10, 19-dihydrovitamin D isomers were obtained. The long wavelength ra* Cotton effects were interpreted with the aid of the" planar diene rule" for acyclic planar 1, 3-dienes. The contributions made to the ...
![[2-cyclohexylideneethyl(phenyl)phosphoryl]benzene Structure](https://image.chemsrc.com/caspic/140/13303-59-8.png)