作者:SCHMIDT, G.、ENGEL, W.、EBERLEIN, W.、TRUMMLITZ, G.
DOI:——
日期:——
Neue 1,4,9,10-Tetrahydro-pyrazolo(4,3-e)pyrido(3,2-b)(1,4)-diazepin-10-one, Verfahren zu ihrer Herstellung und diese Verbindungen enthaltende Arzneimittel
This invention is directed to the compounds of the formula ##STR1## wherein R.sub.1 is hydrogen or an alkyl of from 1 to 6 carbon atoms; R.sub.2 is an alkyl of from 1 to 3 carbon atoms; R.sub.3 is hydrogen or an alkyl of from 1 to 3 carbon atoms; and R.sub.4 is hydrogen or an alkyl of from 1 to 4 carbon atoms. These compounds are useful in pharmaceutical compositions which serve as analgesics, antiphlogistics and antipyretics.