Regioselectivity of the base??induced ring cleavage of 1??oxygenated derivatives of cyclobutabenzene

A Gokhale, P Schiess

文献索引：Helvetica Chimica Acta, , vol. 81, # 2 p. 251 - 267

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被引用次数: 22

摘要

... Page 9. HELVETICA CHIMICA ACTA Vol. 81 (1998) 259 5 (R' = Me, R6 = F) is supposed to be an intermediate. Attempts at trapping 5 are described below. ... Scheme 5 0 -bya 8 F 1. BuLi/THF/-78" 2. MeV-78 to 0" CH3 2 * C6H5 1. PhCHOKHF 2. BuLi/THF/-78 to +25" 9 ...