56013-04-8Relevant articles and documents
Restricted Rotation and Ring-Chain Conformation in Hindered 7-Cis Isomers of Retinal and Related Compounds. A Nuclear Magnetic Resonance Study
Liu, R. S. H.,Zingoni, Jesmael P.,Kini, Aravinda,Trammell, Marion,Chu, Dorothy,et al.
, p. 4817 - 4821 (2007/10/02)
The ring-chain conformations of three 7-cis isomers of vitamin A and several related hindered trienes have been examined by (1)H NMR methods (long-range coupling constant, NOE, and DNMR).The dihedral angles are shown to be significantly higher than those