abstract |
3-MORPHOLINO- AND 3-PIPERAZINO-1,2,8,9-TETRAAZAPHENALENES, OPTIONALLY SUBSTITUTED IN THE 4,5,6,7 AND/OR 9 POSITIONS AND THEIR SALTS ARE CARDIOVASCUALR AGENTS AND CAN BE PREPARED FROM THE CORRESPONDING 1,2,8,9-TETRAAZAPHENALENES. A REPRESENTATIVE EMBODIMENT IS 3-N-(2,6-DIMETHYLMORPHOLINO)-9-METHYL-1,2,8,9-TETRAAZAPHENALENE. |