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

1. A phenalkylamine derivative of the formula (II)

wherein

R 1 is hydrogen, C 1 -C 6 -alkyl, C 3 -C 12 -cycloalkyl-C 1 -C 4 -alkyl, halogenated C 1 -C 6 -alkyl, tri-(C 1 -C 4 -alkyl)-silyl-C 1 -C 4 -alkyl, hydroxy-C 1 -C 4 -alkyl, C 1 -C 6 -alkoxy-C 1 -C 4 -alkyl, amino-C 1 -C 4 -alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkylcarbonylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkyloxycarbonylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkylaminocarbonylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylaminocarbonylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkylsulfonylamino-C 1 -C 4 -alkyl, (optionally substituted C 6 -C 12 -aryl-C 1 -C 6 -alkyl)amino-C 1 -C 4 -alkyl, optionally substituted C 6 -C 12 -aryl-C 1 -C 4 -alkyl, optionally substituted C 3 -C 12 -heterocyclyl-C 1 -C 4 -alkyl, C 3 -C 12 -cycloalkyl, C 1 -C 6 -alkylcarbonyl, C 1 -C 6 -alkoxycarbonyl, halogenated C 1 -C 6 -alkoxycarbonyl, C 6 -C 12 -aryloxycarbonyl, aminocarbonyl, C 1 -C 6 -alkylaminocarbonyl, (halogenated C 1 -C 4 -alkyl)aminocarbonyl, C 6 -C 12 -arylaminocarbonyl, C 2 -C 6 -alkenyl, C 2 -C 6 -alkynyl, optionally substituted C 6 -C 12 -aryl, hydroxy, C 1 -C 6 -alkoxy, halogenated C 1 -C 6 -alkoxy, C 1 -C 6 -hydroxyalkoxy, C 1 -C 6 -alkoxy-C 1 -C 4 -alkoxy, amino-C 1 -C 4 -alkoxy, C 1 -C 6 -alkylamino-C 1 -C 4 -alkoxy, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkoxy, C 1 -C 6 -alkylcarbonylamino-C 1 -C 4 -alkoxy, C 6 -C 12 -arylcarbonylamino-C 1 -C 4 -alkoxy, C 1 -C 6 -alkoxycarbonylamino-C 1 -C 4 -alkoxy, C 6 -C 12 -aryl-C 1 -C 4 -alkoxy, C 1 -C 6 -alkylsulfonylamino-C 1 -C 4 -alkoxy, (halogenated C 1 -C 6 -alkyl)sulfonylamino-C 1 -C 4 -alkoxy, C 6 -C 12 -arylsulfonylamino-C 1 -C 4 -alkoxy, (C 1 -C 12 -aryl-C 1 -C 6 -alkyl)sulfonylamino-C 1 -C 4 -alkoxy, C 3 -C 12 -heterocyclylsulfonylamino-C 1 -C 4 -alkoxy, C 3 -C 12 -heterocyclyl-C 1 -C 4 -alkoxy, C 6 -C 12 -aryloxy, C 3 -C 12 -heterocyclyloxy, C 1 -C 6 -alkylthio, halogenated C 1 -C 6 -alkylthio, C 1 -C 6 -alkylamino, (halogenated C 1 -C 6 -alkyl)amino, di-(halogenated C 1 -C 6 -alkyl)amino, C 1 -C 6 -alkylcarbonylamino, (halogenated C 1 -C 6 -alkyl)carbonylamino, C 6 -C 12 -arylcarbonylamino, C 1 -C 6 -alkylsulfonylamino, (halogenated C 1 -C 6 -alkyl)sulfonylamino, C 6 -C 12 -arylsulfonylamino or optionally substituted C 3 -C 12 -heterocyclyl;

W is a bond;

A 1 is optionally substituted C 1 -C 4 -alkylene or a bond;

Q is —S(O) 2 —;

m is 0, 1, or 2;

R 6 is hydrogen, halogen, C 1 -C 6 -alkyl or C 1 -C 6 -alkoxy, or two radicals R 6 together with the carbon atom to which they are attached form a carbonyl group;

R 2 is hydrogen, halogen, C 1 -C 6 -alkyl, halogenated C 1 -C 4 -alkyl, hydroxy-C 1 -C 4 -alkyl, —CN, C 2 -C 6 -alkenyl, C 2 -C 6 -alkynyl, optionally substituted C 6 -C 12 -aryl, hydroxy, C 1 -C 6 -alkoxy, halogenated C 1 -C 6 -alkoxy, C 1 -C 6 -alkoxycarbonyl, C 2 -C 6 -alkenyloxy, C 6 -C 12 -aryl-C 1 -C 4 -alkoxy, C 1 -C 6 -alkylcarbonyloxy, C 1 -C 6 -alkylthio, C 1 -C 6 -alkylsulfinyl, C 1 -C 6 -alkylsulfonyl, aminosulfonyl, amino, C 1 -C 6 -alkylamino, C 2 -C 6 -alkenylamino, nitro or optionally substituted C 3 -C 12 -heterocyclyl, or two radicals R 2 together with the ring atoms to which they are bound form a 5- or 6 membered ring;

R 3 is hydrogen or C 1 -C 6 -alkyl;

X 2 is >CR 12a R 12b ;

X 3 is >CR 13a R 13b ;

R 5 is optionally substituted C 6 -C 12 -aryl, optionally substituted C 3 -C 12 -cycloalkyl or optionally substituted C 3 -C 12 -heterocyclyl;

Y 1 is >CR 14a R 14b or a bond;

Y 1 is >CR 15a R 15b ;

R 4a is hydrogen, C 1 -C 6 -alkyl, C 3 -C 12 -cycloalkyl-C 1 -C 4 -alkyl, halogenated C 1 -C 4 -alkyl, hydroxy-C 1 -C 4 -alkyl, C 1 -C 6 -alkoxy-C 1 -C 4 -alkyl, amino-C 1 -C 4 -alkyl, CH 2 CN, C 6 -C 12 -aryl-C 1 -C 4 -alkyl, C 3 -C 12 -cycloalkyl, —CHO, C 1 -C 4 -alkylcarbonyl, (halogenated C 1 -C 4 -alkyl)carbonyl, C 6 -C 12 -arylcarbonyl, C 1 -C 4 -alkoxycarbonyl, C 6 -C 12 -aryloxycarbonyl, C 1 -C 6 -alkylaminocarbonyl, C 2 -C 6 -alkenyl, —C(═NH)NH 2 , —C(NH)NHCN, C 1 -C 6 -alkylsulfonyl, C 6 -C 12 -arylsulfonyl, amino, —NO or C 3 -C 12 -heterocyclyl; or

R 4a , R 3

together are optionally substituted C 1 -C 6 -alkylene; or

R 4a , R 14a

together are optionally substituted C 1 -C 6 -alkylene;

R 4b is hydrogen, C 1 -C 6 -alkyl, halogenated C 1 -C 4 -alkyl, hydroxy-C 1 -C 4 -alkyl, C 1 -C 6 -alkoxy-C 1 -C 4 -alkyl, amino-C 1 -C 4 -alkyl, CH 2 CN, —CHO, C 1 -C 4 -alkylcarbonyl, (halogenated C 1 -C 4 -alkyl)carbonyl, C 6 -C 12 -arylcarbonyl, C 1 -C 4 -alkoxycarbonyl, C 6 -C 12 -aryloxycarbonyl, C 1 -C 6 -alkylaminocarbonyl, C 2 -C 6 -alkenyl, —C(═NH)NH 2 , —C(═NH)NHCN, C 1 -C 6 -alkylsulfonyl, C 6 -C 12 -arylsulfonyl, amino, —NO or C 3 -C 12 -heterocyclyl; or

R 4a , R 4b

together are optionally substituted C 1 -C 6 -alkylene, wherein one —CH 2 — of C 1 -C 6 -alkylene may be replaced by an oxygen atom or —NR 16 ; or

R 12a is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 3 -C 12 -heterocyclyl-C 1 -C 6 -alkyl, optionally substituted C 1 -C 12 -aryl or hydroxy;

R 12b is hydrogen or C 1 -C 6 -alkyl, or

R 12a , R 12b

together are carbonyl or optionally substituted C 1 -C 4 -alkylene, wherein one —CH 2 — of C 1 -C 4 -alkylene may be replaced by an oxygen atom or —NR 17 —;

R 13a is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 3 -C 12 -heterocyclyl-C 1 -C 6 -alkyl, optionally substituted C 1 -C 12 -aryl or hydroxy;

R 13b is hydrogen or C 1 -C 6 -alkyl, or

R 13a , R 13b

together are carbonyl or optionally substituted C 1 -C 4 -alkylene, wherein one —CH 2 — of C 1 -C 4 -alkylene may be replaced by an oxygen atom or —NR 18 —;

R 14a is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 3 -C 12 -heterocyclyl-C 1 -C 6 -alkyl, optionally substituted C 1 -C 12 -aryl or hydroxy;

R 14b is hydrogen or C 1 -C 6 -alkyl, or

R 14a , R 14b

together are carbonyl or optionally substituted C 1 -C 4 -alkylene, wherein one or two —CH 2 — of C 1 -C 4 -alkylene may be replaced by an oxygen atom or —NR 20 ;

R 15a is hydrogen, optionally substituted C 1 -C 6 -alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 3 -C 12 -heterocyclyl-C 1 -C 6 -alkyl, optionally substituted C 6 -C 12 -aryl or hydroxy;

R 15b is hydrogen or C 1 -C 6 -alkyl, or

R 15a , R 15b

together are carbonyl or optionally substituted C 1 -C 4 -alkylene, wherein one or two —CH 2 — of C 1 -C 4 -alkylene may be replaced by an oxygen atom or —NR 20 ;

R 16 is hydrogen or C 1 -C 6 -alkyl;

R 17 is hydrogen or C 1 -C 6 -alkyl;

R 18 is hydrogen or C 1 -C 6 -alkyl; and

R 20 is hydrogen or C 1 -C 6 -alkyl;

or a physiologically tolerated salt thereof.

2. The compound as claimed in claim 1 , wherein R 1 is C 1 -C 6 -alkyl, C 3 -C 12 -cycloalkyl-C 1 -C 4 -alkyl, halogenated C 1 -C 6 -alkyl, C 1 -C 6 -alkoxy-C 1 -C 4 -alkyl, amino-C 1 -C 4 alkyl, C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, di-C 1 -C 6 -alkylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkyloxycarbonylamino-C 1 -C 4 -alkyl, C 1 -C 6 -alkylaminocarbonylamino-C 1 -C 4 -alkyl, C 6 -C 12 -aryl-C 1 -C 4 -alkyl, C 3 -C 12 -cycloalkyl, C 2 -C 6 -alkenyl, optionally substituted C 6 -C 12 -aryl, hydroxy, C 1 -C 6 -alkylamino, (halogenated C 1 -C 6 -alkyl)amino, di-C 1 -C 6 -alkylamino or optionally substituted C 3 -C 12 -heterocyclyl.

3. The compound as claimed in claim 1 , wherein m is 1 or 2.

4. The compound as claimed in claim 1 , wherein R 12a is hydrogen or C 1 -C 1 -alkyl and R 12b is hydrogen or C 1 -C 6 -alkyl, or R 12a , R 12b together are optionally substituted C 1 -C 4 -alkylene.

5. The compound as claimed in claim 1 , having the formula

wherein R 1 , W, A 1 , Q, m, R 6 , R 2 , R 3 , X 2 , X 3 , Y 1 , Y 2 , R 4a , and R 4b are as defined in claim 1 ; and R 21a , R 21c , R 21d , R 21e independently are hydrogen, halogen, optionally substituted C 1 -C 6 -alkyl, halogenated C 1 -C 6 -alkyl, CN, hydroxy, C 1 -C 6 -alkoxy, amino, C 1 -C 6 -alkylamino, di-C 1 -C 6 -alkylamino or C 3 -C 12 -heterocyclyl.

6. The compound as claimed in claim 1 , wherein Y 1 is a bond and Y 2 is >CR 15a R 15b .

7. The compound as claimed in claim 1 , wherein R 4a is hydrogen, C 1 -C 6 -alkyl, C 3 -C 12 -cycloalkyl-C 1 -C 4 -alkyl, halogenated C 1 -C 4 -alkyl, amino-C 1 -C 4 -alkyl, CH 2 CN, C 6 -C 12 -aryl-C 1 -C 4 -alkyl, —CHO, C 1 -C 4 -alkylcarbonyl, (halogenated C 1 -C 4 -alkyl)carbonyl, C 6 -C 12 -arylcarbonyl, C 3 -C 12 -cycloalkyl, C 1 -C 4 -alkoxycarbonyl, C 6 -C 12 -aryloxycarbonyl, —C(═NH)NH 2 , —C(═NH)NHCN, C 1 -C 6 -alkylsulfonyl, amino, —NO or C 3 -C 12 -heterocyclyl, or R 4a , R 3 together are optionally substituted C 1 -C 4 -alkylene, or R 4a , R 14a together are optionally substituted C 1 -C 4 -alkylene.

8. The compound as claimed in claim 1 , wherein R 4a , R 4b together are optionally substituted C 1 -C 6 -alkylene, wherein one —CH 1 — of C 1 -C 4 -alkylene may be replaced by an oxygen atom.

9. The compound as claimed in claim 1 , which is:

2-(2-(1-Methyl-1H-imidazol-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-3-phenylpropan-1-amine;

2-(2-(1-Methyl-1H-pyrazol-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-3-phenylpropan-1-amine;

2-(2-(1-Methyl-1H-pyrazol-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-3-phenylpropan-1-amine;

N,N-Dimethyl-2-(2-(1-methyl-1H-imidazol-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-3-phenylpropan-1-amine; or

N,N,N-Trimethyl-2-(2-(1-methyl-1H-pyrazol-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinolin-7-yl)-3-phenylpropan-1-amine;

or a physiologically tolerated salt thereof.

10. A pharmaceutical composition which comprises a carrier and a compound of claim 1 .