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The chemistry of small ring compounds. Part 34 the N,N-dimethyl-2,2-dimethylcyclopropaniminium ion

✍ Scribed by E. Jongejan; H. Steinberg; Th.J. de Boer

Publisher
Elsevier Science
Year
1976
Tongue
French
Weight
177 KB
Volume
17
Category
Article
ISSN
0040-4039

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✦ Synopsis

The Pavorskii-type reaction of 2-dialkylamino-3-halocycloalkenes 1, 'r,hich take: place via the iminium ions 2, provides an elegant entry into cyclopr:lpane them.

πŸ“œ SIMILAR VOLUMES

The chemistry of small ring compounds. p
The chemistry of small ring compounds. part 18 indirect evidence for 2-cyclopropylidenecyclohexadienone as an intermediate
✍ W.J.M. van Tilborg; J.R. van der Vecht; H. Steinberg; Th.J. de Boer πŸ“‚ Article πŸ“… 1972 πŸ› Elsevier Science 🌐 French βš– 170 KB

AS part of our interest in cyclopropyl compounds with an exocyclic double bond, we have investigated the quaternary ammonium salt 1, l-(o-hydroxyphenyl)cyclo-propyltrimethylammoniumiodide2 under alkaline conditions, normally favouring Hofmann elimination. Heating of 1 with 3.5 eq. of KOH for 36 hrs