61769-46-8Relevant academic research and scientific papers
Two-Photon, 13C and Two-Dimensional 1H NMR Spectroscopic Studies of Retinyl Schiff Bases, Protonated Schiff Bases, and Schiff Base Salts: Evidence for a Protonation Induced ??* Excited State Level Ordering Reversal
Birge, Robert R.,Murray, Lionel P.,Zidovetzki, Raphael,Knapp, Henry M.
, p. 2090 - 2101 (1987)
The ??* excited singlet state manifolds of the visual chromophores, all-trans-retinylpyrrolidiniminium perchlorate (ATRSBS) and all-trans-N-retinylidene-n-butylimine:HCl (ATRPSB) are studied by using one-photon and two-photon laser specroscopy.
