4-Amino-imidazole durchThorpe-Cyclisierung |
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| Authors: | Doz. Dr. Karl Gewald Gudrun Heinhold |
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| Affiliation: | (1) Sektion Chemie, Technische Universität Dresden, Mommsenstraße 13, DDR-8027 Dresden, Deutsche Demokratische Republik |
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| Abstract: | The alkylation of arylaminomethylenecyanamides1 or cyano-imidothiocarbamates2 with  -halogen carbonyl compounds followed by base catalysed cyclization yields substituted 4-amino-imidazoles4. Imidazo[4,5-d]pyrimidones5, 6 and imidazo[4,5-b]pyridines7 can be obtained from4. |
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