Претраживање
Приказ резултата 1-2 од 2
Free radical carbocyclic ring reconstruction
(Tetrahedron Letters, 1986)
Alkenyl radical generated by β-fragmentation of tertiary cyclohexyloxy radical with carbocyclic ring opening, possessing a suitably located olefinic double bond, undergoes to the intramolecular 5-exo-trigonal cyclization ...
Free radical annulation of cyclopentane ring
(Tetrahedron Letters, 1986)
Homoallyl radical, e.g. 2, reacts with an electron-deficient olefinic bond 1 with a new CC bond forming and arising of a 5-hexenyl radical 3 which further undergoes to 5-exo-trigonal cyclization with a cyclopentane ring ...