134778-00-0Relevant articles and documents
Electrophilic Aromatic Reactivities via Ring-Chain Tautomerism of Tetrahydro-1,3-Oxazines and 1,3-Oxazolidines
Fueloep, Ferenc,Dahlqvist, Martti,Pihlaja, Kalevi
, p. 273 - 275 (2007/10/02)
Brown's electrophilic ?+-constants have been estimated for 2-, 3- and 4-pyridyl substituents with the aid of the ring-chain tautomeric equilibria of several sets of 2-aryl substituted 1,3-oxazolidines and 1,3-oxazines at ambient temperature.The