Synthesis of substituted 2,3,5,6,7,8-hexahydropyrazolo[4,3-d][1,2]diazepine-8-carboxylates |
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| Authors: | David Bevk Branko Stanovnik |
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| Institution: | Faculty of Chemistry and Chemical Technology, University of Ljubljana, Ašker?eva 5, PO Box 537, 1000 Ljubljana, Slovenia |
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| Abstract: | Substituted 2,3,5,6,7,8-hexahydropyrazolo4,3-d]1,2]diazepine-8-carboxylates were prepared in good to excellent yields from ethyl (2E)-3-(dimethylamino)-2-{(4Z)-4-(dimethylamino)methylidene]-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-3-yl}propenoate with 1,2-disubstituted hydrazines by heating in an alcohol. |
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| Keywords: | Pyrazolo[4 3-d][1 2]diazepines 3-(Dimethylamino)propenoates Heterocycles |
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