N-Haloamidines-V: Reaction of N-chloro-N'-aroyl-acetamidines and -benzamidines with enamines |
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Authors: | Luisa Citerio Donato Pocar Maria Luisa Saccarello Riccardo Stradi |
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Affiliation: | Istituto di Chimica Organica della Facoltá di Farmacia, Universitá di Milano, Viale Abruzzi 42, 20131 Milano, Italy |
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Abstract: | The reaction between N-chloro-N'-aroyl-amidines and β,β-disubstituted enamines affords 1 - aroyl - 4 -amino - 4,5 - dihydro - imidazoles in low yields, the main reaction product being N - (2 - morpholino - 2,2 -disubstituted) - ethylidene - N' - aroyl - amidines. A similar reaction course was not observed with enamines bearing a hydrogen atom in the β-position. In this case only products derived from electrophilic chlorination on enamines were isolated. |
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