141620-27-1Relevant articles and documents
Syntheses, Cation Complexation, Isomerization and Photochemical Cation-binding Control of Spirobenzopyrans Carrying a Monoazacrown Moiety at the 8-Position
Kimura, Keiichi,Yamashita, Takashi,Yokoyama, Masaaki
, p. 613 - 620 (2007/10/02)
Spirobenzopyran derivatives carrying a monoazacrown moiety, such as 12-crown-4, 15-crown-5, and 18-crown-6 moieties, and their acyclic analogue, at the 8-position have been synthesized.Alkali metal ion complexation by the crowned spirobenzopyrans, followe