Amino-substituted tetracyclic compounds

Details Amino-substituted tetracyclic compounds Amino-substituted tetracyclic compounds

C - Chemistry, Metallurgy

07

D

260/200.1, 260/2

C07D 243/10 (2006.01) C07D 313/06 (2006.01) C07D 337/06 (2006.01)

Patent

CA 1051877

Abstract of the Disclosure The invention discloses novel compounds of the general formula: Image and salts thereof, in which X stands for oxygen, sulphur, the group ?NR7 or the group -CR8R9-; R1, R2, R3 and R4 represent hydrogen, hydroxy, halogen, alkyl (1-6 C), alkoxy (1-6 C), alkylthio (1-6 C) or trifluoromethyl; R5 and R6 represent hydrogen, alkyl (1-6 C), aralkyl (7-10 C) or together in combination with the nitrogen atom a heterocyclic five- or six-membered ring; R7 stands for hydrogen or alkyl (1-4 C); R8 and R9 stands for hydrogen or methyl, n is the number 0, 1 or 2 and the dotted line means an optional C-C bond, with valuable central nervous system (CNS) activities, especially antidepressant activity. The invention further discloses novel intermediates of the general formula: Image as well as biologically active intermediates of the formula: Image as well as salts and esters thereof.

199996

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