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Studies of imidazo[1,2-a]benzimidazole derivatives. 21. Synthesis of haloketones in the imidazo[1,2-a] benzimidazole series

โœ Scribed by V. A. Anisimova; T. B. Korochina; N. I. Avdyunina; A. M. Simonov

Book ID
112355814
Publisher
Springer US
Year
1986
Tongue
English
Weight
696 KB
Volume
22
Category
Article
ISSN
0009-3122

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Hydrazonoyl bromides 1a-c react with 5-amino-3phenyl-1H-pyrazole, 5-amino-1H-1,2,4-triazole, 2aminopyridine, 2-aminopyrimidine, and 2-aminobenzimidazole to afford the corresponding imidazo[1,2-b]pyrazoles 10, imidazo[1,2-b]-1,2,4-triazoles 11, imidazo[1,2-a]pyridines 16, imidazo[1,2-a]pyrimidines 17