| abstract |
1. New 3-hydroxy-4-oxo-8-aryl-7,8-dihydro-6H-imidazo [2,1-c] [1,2,4] triazines of general formula I, in which R is an aromatic substituent, preferably phenyl and its substituted analogs, especially 2-methylphenyl, 4-methylphenyl, 2,3-dimethylphenyl, 2-methoxyphenyl, 4-methoxyphenyl, 2-chlorophenyl, 3-chlorophenyl, 4-chlorophenyl , 3,4-dichlorophenyl. |