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Synthesis of 2-oxo-2,3,5,6-tetrahydro-5-thioxoimidazo[1,2-c]quinazolines by one-pot cyclization of α-aminocarboxylic esters with 2-(isothiocyanato)benzonitrile (ITCB) |
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| Authors: | Anja Bodtke Dirk Michalik |
| Affiliation: | a Institut für Biochemie, Universität Greifswald, Soldmannstr. 16, 17487 Greifswald, Germany b Institut für Chemie, Universität Rostock, Albert-Einstein-Str. 3a, 18059 Rostock, Germany c Leibniz-Institut für Katalyse e.V. an der Universität Rostock, Albert-Einstein-Str. 29a, 18059 Rostock, Germany |
| Abstract: | The cyclization of 2-(isothiocyanato)benzonitrile with α-aminocarboxylic esters and acids afforded a variety of 2-oxo-2,3,5,6-tetrahydro-5-thioxo-imidazo[1,2-c]quinazolines with very good regioselectivity. |
| Keywords: | Amino acids Cyclizations Domino reactions Isothiocyanates Regioselectivity |
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