Diazodiphenylmethane and monosubstituted butadienes: Kinetics and a new chapter of vinylcyclopropane chemistry

…, K Dahl, R Raab, J Geittner, R Huisgen

文献索引：Ohta, Akihiro; Dahl, Klaus; Raab, Rainer; Geittner, Jochen; Huisgen, Rolf Helvetica Chimica Acta, 2008 , vol. 91, # 5 p. 783 - 804

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被引用次数: 10

摘要

Abstract Diazodiphenylmethane (DDM) undergoes cycloadditions to 1-substituted buta-1, 3- dienes exclusively at the C (3)[DOUBLE BOND] C (4) bond. At room temperature, the N 2 loss from the initially formed 4, 5-dihydro-3H-pyrazoles 2 is faster than the cycloaddition ...