1-Aza-2-azoniaallene salts: reactions with azomethines and other N-nucleophiles
β Scribed by Al-Soud, Yaseen A.; Shrestha-Dawadi, Prativa Bade; Winkler, Martin; Wirschun, Wolfgang; Jochims, Johannes C.
- Book ID
- 120645786
- Publisher
- Royal Society of Chemistry
- Year
- 1998
- Weight
- 217 KB
- Volume
- 22
- Category
- Article
- ISSN
- 1472-7781
- DOI
- 10.1039/A804116D
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π SIMILAR VOLUMES
## Abstract 1βAzaβ2βazoniaallene cations 3, prepared in situ from geminal chloro(alkylazo) compounds 2, react with acetylenes 4 to give either 1__H__βpyrazolium salts 6 or 4__H__βpyrazolium salts 7 or mixtures of both. 4__H__βPyrazolium salts with a hydrogen atom attached to C(4) rearrange to the p
1-ha-2-azoniaallene cations / Isocyanates / 4,5-Dihydro-5-oxo-l,2,4-triazolium salts / Cinnolinium salts / Cycloadditions / Calculations, AM1 1-Aza-2-azoniaallene salts 3, prepared in situ from geminal to give pyrazolium salts 8. According to AM1 calculations the chloroalkylazo compounds 2 with Lewi