Recueil des Travaux Chimiques des Pays-Bas p. 160 - 162 (1988)
Update date:2022-08-16
Topics:
Seetz, J. W. F. L.
Ent, H.
Rookhuizen, R. Boer
Akkerman, O. S.
Bickelhaupt, F.
The reaction of 1,3-dibromocyclobutane (5) and of 1,3-dibromocyclopentane (6) with magnesium in diethyl ether has been investigated.The corresponding 1,3-di-Grignard reagents 7 (<9 percent) and 12 (<<45 percent), respectively, were obtained.Compound 12 decomposes to (2-cyclopentenyl)magnesium bromide (13) with a half-life of 5 h.The yields and stabilities of 7 and 12 are briefly discussed.
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