Woodward–Hoffmann rules
π2s] or [σ2s + π2a]. The disrotatory electrocyclic ring closing of 1,3-
cyclooctadien
-5-ide anion (a 6π-electrocyclization) is [π6s]. A Wagner-Meerwein shift...
93 KB (11,923 words) - 14:39, 12 August 2024