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Formation of α-iminoketones and α-diimines from aliphatic α,α′-dibromoketones

✍ Scribed by Norbert de Kimpe; Luc Mones; Roland Verhe; Laurent de Buyck; Niceas Schamp


Publisher
Elsevier Science
Year
1982
Tongue
French
Weight
203 KB
Volume
23
Category
Article
ISSN
0040-4039

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We hare recently reported a novel ayntheeis of a,S-epoxybutyrolactone (I) from a-diazolactone derivatives (II), which can be obtained by nitrosation of the appropriate a-carboxybutyrolactone. 1) We now wish to describe a ring opening reaction of the epoxylactone (I) by trichloroacetic acid to give