C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/241.1, 204/5
C07D 487/04 (2006.01)
Patent
CA 1117111
ABSTRACT OF THE DISCLOSURE New and pharmacologically useful tetracyclic compounds are disclosed of the formula (I): (I) Image and pharmaceutically acceptable non-toxic salts therefor, where- in: (a) R is hydrogen, alkyl of one to six carbon atoms, aralkyl of seven to ten carbons, or an acyl group; (b) R1, R2, R3 and R4 each represent hydrogen, hydroxy, halogen, alkyl of one to six carbons, alkoxy of one to six carbons, alkylthio of one to six carbons, or tri- fluoromethyl; and (c) R5 represents hydrogen or an alkyl group of one to six carbons; as well as compositions containing these active compounds, processes for preparing same and methods of using same. The compounds of the instant invention have a remarkable pharmaco- logical profile - one which clearly indicates the presence of anxiolytic properties with little or no sedative activity. The compounds according to the invention possess relatively specific anti-anxiety properties.
336330
Akzona Incorporated
Swabey Ogilvy Renault
LandOfFree
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