FIELD: organic chemistry, radiolabeled compounds. SUBSTANCE: invention relates to 2-methyl-4-(4-methyl-1-piperazinyl)-10H-thieno-[2,3-b][1,5]benzodiazepine high-labeled with tritium that can be used. Invention describes 2-methyl-4-(4-methyl-1-piperazinyl)-10H-thieno-[2,3-b][1,5]benzodiazepine of the formula (I): high-labeled with tritium. EFFECT: expanded assortment of labeled analogs of physiologically active substances.
Authors
Dates
2002-07-20—Published
2001-05-22—Filed