688312-94-9Relevant articles and documents
Photochemistry of A1E, a Retinoid with a Conjugated Pyridinium Moiety: Competition between Pericyclic Photooxygenation and Pericyclization
Jockusch, Steffen,Ren, Rex X.,Jang, Young Pyo,Itagaki, Yasuhiro,Vollmer-Snarr, Heidi R.,Sparrow, Janet R.,Nakanishi, Koji,Turro, Nicholas J.
, p. 4646 - 4652 (2004)
The photochemistry of the retinoid analogue A1E shows an oxygen and solvent dependence. Irradiation of A1E with visible right (γ irr = 425 nm) in methanol solutions resulted in pericyclization to form pyridinium terpenoids. Although the quantum