Aminotetraline derivatives, pharmaceutical compositions containing them, and their use in therapy

An aminotetraline derivative of the formula (I)

• wherein
• A is a 5- or 6-membered ring;
• R2 is hydrogen, halogen, C1-C6-alkyl, halogenated C1-C4-alkyl, hydroxy-C1-C4-alkyl, —CN, C2-C6-alkenyl, C2-C6-alkynyl, optionally substituted C6-C12-aryl, hydroxy, C1-C6-alkoxy, halogenated C1-C6-alkoxy, C1-C6-alkoxycarbonyl, C2-C6-alkenyloxy, C6-C12-aryl-C1-C4-alkoxy, C1-C6-alkylcarbonyloxy, C1-C6-alkylthio, C1-C6-alkylsulfinyl, C1-C6-alkylsulfonyl, aminosulfonyl, amino, C1-C6-alkylamino, C2-C6-alkenylamino, nitro or optionally substituted C3-C12-heterocyclyl, or two radicals R2 together with the ring atoms of A to which they are bound form a 5- or 6 membered ring;
• R3 is hydrogen, halogen, C1-C6-alkyl or C1-C6-alkoxy, or two radicals R3 together with the carbon atom to which they are attached form a carbonyl group;
• R4a is hydrogen, C1-C6-alkyl, C3-C12-cycloalkyl-C1-C4-alkyl, halogenated C1-C4-alkyl, hydroxy-C1-C4-alkyl, C1-C6-alkoxy-C1-C4-alkyl, amino-C1-C4-alkyl, CH2CN, —CHO, C1-C4-alkylcarbonyl, (halogenated C1-C4-alkyl)carbonyl, C6-C12-arylcarbonyl, C1-C4-alkoxycarbonyl, C6-C12-aryloxycarbonyl, C1-C6-alkylaminocarbonyl, C2-C6-alkenyl, —C(═NH)NH2, —C(═NH)NHCN, C1-C6-alkylsulfonyl, C6-C12-arylsulfonyl, amino, —NO or C3-C12-heterocyclyl;
• R4b is hydrogen, C1-C6-alkyl, halogenated C1-C4-alkyl, hydroxy-C1-C4-alkyl, C1-C6-alkoxy-C1-C4-alkyl, amino-C1-C4-alkyl, CH2CN, —CHO, C1-C4-alkylcarbonyl, (halogenated C1-C4-alkyl)carbonyl, C6-C12-arylcarbonyl, C1-C4-alkoxycarbonyl, C6-C12-aryloxycarbonyl, C1-C6-alkylaminocarbonyl, C2-C6-alkenyl, —C(═NH)NH2, —C(═NH)NHCN, C1-C6-alkylsulfonyl, C6-C12-arylsulfonyl, amino, —NO or C3-C12-heterocyclyl;
• or
• R4a, R4b together are optionally substituted C1-C6-alkylene, wherein one —CH2— of C1-C4-alkylene may be replaced by an oxygen atom or —NR16;
• X2 is —O—, —NR6—, —S—, >CR12aR12b or a bond;
• X3 is —O—, —NR7—, —S—, >CR13aR13b or a bond;
• R5 is optionally substituted C6-C12-aryl, optionally substituted C3-C12-cycloalkyl or optionally substituted C3-C12-heterocyclyl;
• n is 0, 1 or 2;
• R6 is hydrogen or C1-C6-alkyl;
• R7 is hydrogen or C1-C6-alkyl;
• R12a is hydrogen, optionally substituted C1-C6-alkyl, C1-C6-alkylamino-C1-C4-alkyl, di-C1-C6-alkylamino-C1-C4-alkyl, C3-C12-heterocyclyl-C1-C6-alkyl, optionally substituted C6-C12-aryl or hydroxy;
• R12b is hydrogen or C1-C6-alkyl;
• or
• R12a, R12b together are carbonyl or optionally substituted C1-C4-alkylene, wherein one —CH2— of C1-C4-alkylene may be replaced by an oxygen atom or —NR14—;
• R13a is hydrogen, optionally substituted C1-C6-alkyl, C1-C6-alkylamino-C1-C4-alkyl, di-C1-C6-alkylamino-C1-C4-alkyl, C3-C12-heterocyclyl-C1-C6-alkyl, optionally substituted C6-C12-aryl or hydroxy;
• R13b is hydrogen or C1-C6-alkyl;
• or
• R13a, R13b together are carbonyl or optionally substituted C1-C4-alkylene, wherein one —CH2— of C1-C4-alkylene may be replaced by an oxygen atom or —NR15—;
• R14 is hydrogen or C1-C6-alkyl;
• R15 is hydrogen or C1-C6-alkyl;
• and
• R16 is hydrogen or C1-C6-alkyl;
• or a physiologically tolerated salt thereof.