90127-99-4Relevant articles and documents
New Functionalized Cycloheptatrienes via Tropone ?-Adducts
Cavazza, Marino,Morganti, Gioia,Guerriero, Antonio,Pietra, Francesco
, p. 199 - 202 (2007/10/02)
We report that, on treatment with phenyl-lithium, followed by triethyloxonium tetrafluoroborate in diethyl ether at -78 deg C, (i) 2-chloro- and 2-bromo-tropone give the corresponding 1-ethoxy-2-halogeno-7-phenylcycloheptatriene; (ii) 2-fluorotropone gove