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:
Nov. 11, 1980
Filed:
Jun. 27, 1979
Jean G Teutsch, Pantin, FR;
Roger Deraedt, Les Pavillons-sous-Bois, FR;
Roussel Uclaf, Paris, FR;
Abstract
Novel .DELTA..sup.4 -androstenes of the formula ##STR1## wherein R.sub.1 is alkyl of 1 to 3 carbon atoms, Y is selected from the group consisting of hydrogen, fluorine and methyl, R.sub.2 is selected from the group consisting of saturated and unsaturated alkyl of 1 to 12 carbon atoms, --CF.sub.3, aryl of 6 to 12 carbon atoms and aralkyl of 7 to 12 carbon atoms and the dotted lines in the A and B rings indicate the optional presence of one or two double bonds in the 1(2) and 6(7)-positions with the proviso that when R.sub.1 is methyl, R.sub.2 is saturated or unsaturated alkyl and the B ring is saturated, Y is methyl having anti-inflammatory activity and novel intermediates.