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Unusual reaction of N,N-dimethylacetamide diethyl acetal with 2-aminomethylene-5,5-dimethylcyclohexane-1,3-dione. Synthesis of coumarin and carbostyril derivatives

✍ Scribed by A. K. Shanazarov; V. V. Chistyakov; V. G. Granik


Book ID
112356169
Publisher
Springer US
Year
1986
Tongue
English
Weight
148 KB
Volume
22
Category
Article
ISSN
0009-3122

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Reaction of N-thioamido amidines with ph
✍ Noureddine Raouafi; Akila Khlifi; Khaled Boujlel; Mohamed Lamine Benkhoud πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 160 KB

## Abstract The reaction of __N__‐thioamido amidines **1** with tris(dimethylamino)phosphine or bis(diethylamino)phenylphosphine in refluxing toluene leads to the 1,3,5,2Ξ»^3^‐triazaphosphorines **2** and **3**, respectively. The condensation results in the release of two molecules of dialkylamine.