The stereochemistry of organometallic compounds. XIV. trans-Effects in the 13C N.M.R. spectra of Dicarbonyltriphenyl-phosphine- and arsine-(arene)chromium compounds
W Roy Jackson, CF Pincombe, ID Rae, D Rash, B Wilkinson
Australian Journal of Chemistry | Published : 1976
The 13C chemical shifts of some triphenyl-phosphine and arsine dicarbonyl(arene)chromiums are reported. The shifts are discussed in terms of a deshielding effect on the arene ring carbons trans to the Group 5 atom in the preferred conformations of these molecules. © 1976 CSIRO.