Tricyclic heteroaromatic systems. 1,2,3,4-Tetrahydropyrazolo[4,3-c][1]benzazepin-1-ones as potential antitumor agents

Article abstract of DOI:10.1002/jhet.5570260114

The synthesis of 1,2,3,4-tetrahydropyrazolo[4,3-c][1]benzazepin-1-ones and that of its 10-methyl derivative is reported. The preparation of the latter from 3-(2-aminobenzyl)-3-pyrazolin-5-one and triethyl orthoformate gave as the main product a derivative