New Functionalized Cycloheptatrienes via Tropone ?-Adducts
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
Cavazza, Marino,Morganti, Gioia,Guerriero, Antonio,Pietra, Francesco
p. 199 - 202
(2007/10/02)
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