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Cyclopropenes electrophiles. I. Synthese a partir du diazo-2-propane et d'esters acetyleniques.

✍ Scribed by M. Franck-Neumann; C. Buchecker


Publisher
Elsevier Science
Year
1969
Tongue
French
Weight
165 KB
Volume
10
Category
Article
ISSN
0040-4039

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✦ Synopsis


Les cyclopropenes sent principalement synthetises par addition de carbenes sur les triples liaisons (1). Aussi leur double liaison est-elle rarement Clectrophile (2). car les carbenes ayant un comportement eux-m@mes electrophile (3) preferent attaquer lee acetyleniques nucleophiles. 11 n'existe done que trPs peu de cyclopro$nes


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