Labelling studies of the ring opening of
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Mark S. Baird
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Article
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1984
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Elsevier Science
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French
β 210 KB
upon Tyne , Newcastle upon Vne , NE1 7RU. 1-Bromo-2-chloro-3,3-dimethylcyclopropene reacts with methyl lithium in the presence of 2,3\_dimethylbut-2-ene at above -7OOC to give (4); 12 C labelling shows that C-2 of the cyclopropane becomes the centre carbon of the allene.