The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 1994
Filed:
Dec. 15, 1992
Holger C Hansen, Vaerlose, DK;
Marit Kristiansen, Soborg, DK;
Novo Nordisk A/S, Bagsvaerd, US;
Abstract
Imidazoquinazoline compounds having the formula ##STR1## wherein Q is ##STR2## --COOR.sup.8 or --CN; wherein R.sup.1 is H, alkyl, unsubstituted or substituted cycloalkyl, alkoxy, alkoxyalkyl or CF.sub.3 ; R.sup.8 is alkyl; R.sup.2 and R.sup.3 independently are H, alkyl optionally substituted, hydroxyalkyl, alkoxy, alkoxyalkyl, alkoxycarbonylalkyl, formylalkyl, or an acetal thereof, or R.sup.2 and R.sup.3 together with the N-atom form a 4-6 membered monocyclic amino group in which ring system one or more of the carbon atoms may be exchanged with N, O or S, sulphinyl, sulphonyl or carbonyl or an acetal thereof, each of these ring systems optionally being substituted; R.sup.4, R.sup.5, R.sup.6 and R.sup.7 independently are H, OH, halogen, CF.sub.3, NO.sub.2, NH.sub.2, CN, alkyl, alkenyl, alkynyl, alkoxy, alkoxyalkyl or alkoxycarbonyl. The compounds are useful in psychopharmaceutical preparations as anticonvulsants, anxiolytics, hypnotics, antipsychotics, antiemetics, in improving the cognitive function of the brain of mammals, or as benzodiazepine antagonists.