Substituted piperidines
View Patent ↗Substituted piperidines of formulae (I) and (II) with the substituent definitions as explained in the specification. The compounds are suitable in particular as renin inhibitors and are highly potent.
1. A compound of the formula (I)
wherein
R is C 2-8 -alkenyl, C 1-8 -alkyl, C 2-8 -alkynyl, C 0-8 -alkyl-carbonyl-amino-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-8 -alkyl, C 1-8 -alkyl-sulfonyl-C 1-8 -alkyl, unalkylated or N-mono- or N,N-di-C 1-8 -alkylated carbamoyl-C 0-8 -alkyl, unalkylated or O—C 1-8 -alkylated carboxyl-C 0-8 -alkyl, unalkylated or N and/or N′ mono-, di- or tri-C 1-8 -alkylated ureido-C 1-8 -alkyl or heterocyclylcarbonyl-C 0-8 -alkyl, each of said radicals being substituted by 1-4 C 1-8 -alkoxy or hydroxyl;
R 1 is benzoxazinyl;
R 2 is acenaphthyl, cyclohexyl, diazinyl, furyl, imidazolyl, naphthyl, oxadiazolyl, oxazolyl, phenyl, pyrazinyl, pyridyl, pyrimidinyl, pyrrolyl, oxopyridinyl, tetrazolyl, thienyl, or triazolyl, each of said radicals may be substituted by 1-3 C 1-8 -alkanoyloxy-C 1-8 -alkyl, C 2-8 -alkenyloxy, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxycarbonyl, C 1-8 -alkoxycarbonyloxy-C 1-8 -alkyl, C 1-8 -alkyl, carboxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkylsulfanyl-C 1-8 -alkyl, cyano, cyano-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkoxy, C 1-6 -alkoxy-C 0-6 -alkyl-C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, halo-C 1-8 -alkyl, halogen, hydroxy-C 1-8 -alkyl, hydroxyl, oxide, trifluoromethoxy or trifluoromethyl groups, or a C 1-8 -alkylenedioxy group, and/or by an L1-T1-L2-T2-L3-T3-L4-T4-L5-U radical;
L1, L2, L3, L4 and L5 are each independently a bond, C 1-8 -alkylene, C 2-8 -alkenylene or C 2-8 -alkynylene, C 3-8 -cycloalkene or are absent;
T1, T2, T3 and T4 are each independently
(a) a bond, or are absent, or are one of the groups
(b) —CH(OH)—;
(c) —CH(OR 6 )—;
(d) —CH(NR 5 R 6 )—;
(e) —CO—;
(f) —CR 7 R 8 —;
(g) —O— or —NR 6 —;
(h) —S(O) 0-2 —;
(i) —SO 2 NR 6 —;
(j) —NR 6 SO 2 —;
(k) —CONR 6 —;
(l) —NR 6 CO—;
(m) —O—CO—;
(n) —CO—O—;
(o) —O—CO—O—;
(p) —O—CO—NR 6 —;
(q) —N(R 6 )—CO—N(R 6 )—;
(r) —N(R 6 )—CO—O—;
(s) pyrrolidinylene, piperidinylene or piperazinylene;
(t) —C(R 11 )(R 12 )—,
wherein the bonds starting from (b)-(t) lead to a saturated or aromatic carbon atom of the adjacent group if the bond starts from a heteroatom, and where not more than two (b)-(f) groups, three (g)-(h) groups and one (i)-(t) group are present;
R 3 is hydrogen, hydroxyl, C 1-8 -alkoxy or C 2-8 -alkenyloxy;
R 4 is hydrogen, C 2-8 -alkenyl, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkyl, optionally (N—C 1-8 -alkyl)-C 1-8 -alkoxycarbonyl-amino-C 1-8 -alkoxy, optionally (N—C 1-8 -alkyl)-C 1-8 -alkylcarbonyl-amino-C 1-8 -alkoxy, optionally (N-mono- or N,N-di-C 1 -C 8 -alkyl)-amino-C 1-8 -alkoxy, benzyl, C 3-8 -cycloalkyloxy, C 3-8 -cycloalkyloxy-C 1-8 -alkoxy, heterocyclyl-C 0-8 -alkoxy, heterocyclyloxy-C 1-8 -alkoxy, hydroxy, hydroxy-C 1-8 -alkoxy-C 1-8 -alkoxy, hydroxy-C 1-8 -alkyl, oxo, or a R 4a -Z1-X1- group, wherein R 4a is
(a) H—;
(b) C 1-8 -alkyl-;
(c) C 2-8 -alkenyl-;
(d) hydroxy-C 1-8 -alkyl-;
(e) polyhydroxy-C 1-8 -alkyl-;
(f) C 1-8 -alkyl-O—C 1-8 -alkyl-;
(g) aryl-;
(h) heterocyclyl-;
(i) arylalkyl-;
(j) heterocyclylalkyl-;
(k) aryloxyalkyl-;
(l) heterocyclyloxyalkyl-;
(m) (R 5 ,R 6 )N—(CH 2 ) 1-3 —;
(n) (R 5 ,R 6 )N—;
(o) C 1-8 -alkyl-S(O) 0-2 —;
(p) aryl-S(O) 0-2 —;
(q) heterocyclyl-S(O) 0-2 —;
(r) HO—SO 3 — or salts thereof;
(s) H 2 N—C(NH)—NH—;
(t) NC—,
and the bonds starting from (n)-(t) lead to a carbon atom of the adjacent group and this carbon atom is saturated if the bond starts from a heteroatom;
Z1 is
(a) a bond, is absent, or is one of the groups:
(b) —C 1-8 -alkylene-;
(c) —C 2-8 -alkenylene-;
(d) —O—, —N(R 11 )—, —S(O) 0-2 —;
(e) —CO—;
(f) —O—CO—;
(g) —O—CO—O—;
(h) —O—CO—N(R 11 )—;
(i) —N(R 11 )—CO—O—;
(j) —CO—N(R 11 )—;
(k) —N(R 11 )—CO—;
(l) —N(R 11 )—CO—N(R 11 )—;
(m) —CH(OR 9 )—
and the bonds starting from (d) and (f)-(m) lead to a carbon atom of the adjacent group and this carbon atom is saturated if the bond starts from a heteroatom;
X1 is
(a) a bond, is absent, or is one of the groups:
(b) —O—;
(c) —N(R 11 )—;
(d) —S(O) 0-2 —;
(e) —(CH 2 ) 1-3 —;
or R 3 and R 4 in formula (I) together are a bond;
R 5 and R 6 are each independently hydrogen, C 1-8 -alkyl, C 2-8 -alkenyl, aryl-C 1-8 -alkyl or acyl, or, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered heterocyclic ring which may contain an additional nitrogen, oxygen or sulfur atom or a —SO— or —SO 2 — group, and the additional nitrogen atom is unsubstituted or substituted by C 1-8 -alkyl radicals;
R 7 and R 8 , together with the carbon atom to which they are bonded, are a 3-7-membered ring which may contain one or two —O— or —S— atoms or —SO— or —SO 2 — groups;
R 9 is hydrogen, C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, acyl or arylalkyl;
R 10 is carboxyalkyl, alkoxycarbonylalkyl, alkyl or hydrogen;
R 11 is hydrogen or C 1-8 -alkyl;
R 12 is hydrogen or C 1-8 -alkyl;
Q is absent;
U is hydrogen, C 1-8 -alkyl, cyano, unsubstituted or substituted C 3-8 -cycloalkyl, aryl or heterocyclyl;
W is oxygen or sulfur;
X is a bond, oxygen or sulfur, or is a >CH—R 11 , >CHOR 9 , —O—CO—, >CO, >C═NOR 10 , —O—CHR 11 — or —O—CHR 11 —CO—NR 9 — group and the bond starting from an oxygen or sulfur atom leads to a saturated carbon atom of the Z group or to R 1 ;
Z is C 1-8 -alkylene, C 2-8 -alkenylene, hydroxy-C 1-8 -alkylidene, —O—, —S—, —O-alk-, —S-alk-, -alk-O—, -alk-S— or -alk-NR 9 —, where alk is C 1-8 -alkylene; and wherein
(a) if Z is —O— or —S—, X is >CH—R 11 and either R 2 contains an L1-T1-L2-T2-L3-T3-L4-T4-L5-U substituent or R 4 is a substituent other than hydrogen as defined above;
(b) if Z is —O-alk- or —S-alk-, X is >CH—R 11 ; and
(c) if X is a bond, Z is C 2-8 -alkenylene, -alk-O— or -alk-S—;
m is 0 or 1;
n is 0 or 1;
or salt or prodrug thereof, or where one or more atoms are replaced by their stable, non-radioactive isotopes.
2. A compound according to claim 1 of the formula (IA)
wherein R, R 1 , R 2 , R 3 , R 4 , Q, W, X, Z, n and m are each as defined for the compounds of the formula (I) according to claim 1 .
3. A compound according to claim 1 , wherein
R is C 2-8 -alkenyl, C 1-8 -alkyl, C 2-8 -alkynyl, C 0-8 -alkyl-carbonyl-amino-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-8 -alkyl, C 1-8 -alkyl-sulfonyl-C 0-8 -alkyl, unalkylated or N-mono- or N,N-di-C 1-8 -alkylated carbamoyl-C 0-8 -alkyl, unalkylated or O—C 1-8 -alkylated carboxyl-C 0-8 -alkyl, unalkylated or N and/or N′ mono-, di- or tri-C 1-8 -alkylated ureido-C 0-8 -alkyl or heterocyclylcarbonyl-C 0-8 -alkyl, each of said radicals being substituted by 1-4 C 1-8 -alkoxy or hydroxyl;
R 1 is benzoxazinyl;
R 2 is phenyl, cyclohexyl, tetrazolyl, naphthyl or acenaphthyl, each of said radicals may be unsubstituted or substituted by 1-3 C 1-8 -alkanoyloxy-C 1-8 -alkyl, C 2-8 -alkenyloxy, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxycarbonyl, C 1-8 -alkoxycarbonyloxy-C 1-8 -alkyl, C 1-8 -alkyl, carboxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkylsulfanyl-C 1-8 -alkyl, cyano, cyano-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkoxy, C 1-6 -alkoxy-C 0-6 -alkyl-C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, halo-C 1-8 -alkyl, halogen, hydroxy-C 1-8 -alkyl, hydroxyl, oxide, trifluoromethoxy or trifluoromethyl groups, or a C 1-8 -alkylenedioxy group, and/or by an L1-T1-L2-T2-L3-T3-L4-T4-L5-U radical; or naphthyl or acenaphthyl;
L1, L2, L3, L4 and L5 are each independently a bond, C 1-8 -alkylene, C 2-8 -alkenylene or C 2-8 -alkynylene, C 3-8 -cycloalkene or are absent;
T1, T2, T3 and T4 are each independently
(a) a bond, or are absent, or are one of the groups:
(b) —CH(OH)—;
(c) —CH(OR 6 )—;
(d) —CH(NR 5 R 6 )—;
(e) —O—;
(f) —CR 7 R 8 ;
(g) —O— or —NR 6 —;
(h) —S(O) 0-2 —;
(I) —SO 2 NR 6 —;
(j) —NR 6 SO 2 —;
(k) —CONR 6 —;
(l) —NR 6 CO—;
(m) —O—CO—;
(n) —CO—O—;
(o) —O—CO—O—;
(p) —O—CO—NR 6 —;
(q) —N(R 6 )—CO—N(R 6 )—;
(r) —N(R 6 )—CO—O—;
(s) pyrrolidinylene, piperidinylene or piperazinylene;
(t) —C(R 11 )(R 12 )—,
wherein the bonds starting from (b)-(t) lead to a saturated or aromatic carbon atom of the adjacent group if the bond starts from a heteroatom, and where not more than two (b)-(f) groups, three (g)-(h) groups and one (i)-(t) group are present;
R 3 is hydrogen, hydroxyl, C 1-8 -alkoxy or C 2-8 -alkenyloxy;
R 4 is hydrogen, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkyl, optionally (N—C 1-8 -alkyl)-C 1-8 -alkoxycarbonyl-amino-C 1-8 -alkoxy, optionally (N—C 1-8 -alkyl)-C 1-8 -alkylcarbonyl-amino-C 1-8 -alkoxy, optionally (N-mono- or N,N-di-C 1 -C 9 -alkyl)-amino-C 1-8 -alkoxy, C 3-8 -cycloalkyloxy, C 3-8 -cycloalkyloxy-C 1-8 -alkoxy, heterocyclyl-C 0-8 -alkoxy, heterocyclyloxy-C 1-8 -alkoxy, hydroxy, oxo or hydroxy-C 1-8 -alkoxy-C 1-8 -alkoxy;
R 5 and R 6 are each independently hydrogen, C 1-8 -alkyl or acyl, or, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered heterocyclic ring which may contain an additional nitrogen, oxygen or sulfur atom;
R 7 and R 8 , together with the carbon atom to which they are bonded, are a 3-7-membered ring which may contain one or two —O— or —S— atoms;
R 9 is hydrogen, C 1-8 -alkyl, acyl or arylalkyl;
U is hydrogen, C 1-8 -alkyl, C 3-8 -cycloalkyl, cyano, aryl or heterocyclyl;
Q is absent;
X is a bond, oxygen, sulfur or is a >CHR 11 , >CHOR 9 , —O—CO—, >CO or —O—CH—R 11 —CO—NR 9 — group;
W is oxygen or sulfur if R 3 is hydrogen;
Z is C 1-8 -alkylene or -alk-O—; wherein, if X is a bond, Z is -alk-O—;
n is 0 or 1;
m is 0 or 1;
or a pharmaceutically useable salt thereof.
4. A compound according to claim 1 , wherein
R 2 is phenyl or halophenyl each substituted by C 2-8 -alkenyloxy, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl-amino-C 1-8 -alkyl, C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl-C 1-8 -alkyl, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkylsulfanyl-C 1-8 -alkyl, C 1-8 -alkylsulfonyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkoxy, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 1-6 -alkoxy-C 0-6 -alkyl-C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 1-8 -alkylamino-C 1-8 -alkyl, halogen, heterocyclyl-C 0-6 -alkoxy, heterocyclyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylamino-C 1-8 -alkyl, N-(halo-phenyl)pyrrolidinyloxy, N-(halo-phenyl)pyrrolidinyloxy-C 1-8 -alkyl, C 1-8 -alkoxybenzyloxy-C 1-8 -alkoxy, C 1-8 -alkoxyphenoxy-C 1-8 -alkoxy, C 1-8 -alkoxyphenoxy-C 1-8 -alkyl, C 1-8 -alkoxyphenyl-C 1-8 -alkoxy-C 1-8 -alkoxy, halobenzyloxy-C 1-8 -alkoxy, halophenoxy-C 1-8 -alkoxy, halophenoxy-C 1-8 -alkoxy-C 1-8 -alkyl, halophenoxy-C 1-8 -alkyl, halophenyl-C 1-8 -alkoxy-C 1-8 -alkoxy or C 1-8 -alkylbenzyloxy-C 1-8 -alkoxy, whereby at least one substituent is in the para-position relative to the bond of R 2 to the rest of the molecule.
5. A compound according to claim 1 , wherein m is 0.
6. A pharmaceutical composition comprising a compound of the formula (I) according to claim 1 , and a pharmaceutically inert excipient.
7. A compound according to claim 2 , wherein
R is C 2-8 -alkenyl, C 1-8 -alkyl, C 2-8 -alkynyl, C 0-8 -alkyl-carbonyl-amino-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-8 -alkyl, C 1-8 -alkyl-sulfonyl-C 0-8 -alkyl, unalkylated or N-mono- or N,N-di-C 1-8 -alkylated carbamoyl-C 0-8 -alkyl, unalkylated or O—C 1-8 -alkylated carboxyl-C 0-8 -alkyl, unalkylated or N and/or N′ mono-, di- or tri-C 1-8 -alkylated ureido-C 0-8 -alkyl or heterocyclylcarbonyl-C 0-8 -alkyl, each of said radicals being substituted by 1-4 C 1-8 -alkoxy or hydroxyl;
R 1 is benzoxazinyl;
R 2 is phenyl, cyclohexyl, tetrazolyl, naphthyl or acenaphthyl, each of said radicals may be unsubstituted or substituted by 1-3 C 1-8 -alkanoyloxy-C 1-8 -alkyl, C 2-8 -alkenyloxy, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxycarbonyl, C 1-8 -alkoxycarbonyloxy-C 1-8 -alkyl, C 1-8 -alkyl, carboxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkylsulfanyl-C 1-8 -alkyl, cyano, cyano-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkoxy, C 1-6 -alkoxy-C 0-6 -alkyl-C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, halo-C 1-8 -alkyl, halogen, hydroxy-C 1-8 -alkyl, hydroxyl, oxide, trifluoromethoxy or trifluoromethyl groups, or a C 1-8 -alkylenedioxy group, and/or by an L1-T1-L2-T2-L3-T3-L4-T4-L5-U radical; or naphthyl or acenaphthyl;
L1, L2, L3, L4 and L5 are each independently a bond, C 1-8 -alkylene, C 2-8 -alkenylene or C 2-8 -alkynylene, C 3-8 -cycloalkene or are absent;
T1, T2, T3 and T4 are each independently
(a) a bond, or are absent, or are one of the groups:
(b) —CH(OH)—;
(c) —CH(OR 6 )—;
(d) —CH(NR 5 R 6 )—;
(e) —CO—;
(f) —CR 7 R 8 —;
(g) —O— or —NR 6 —;
(h) —S(O) 0-2 —;
(I) —SO 2 NR 6 —;
(j) —NR 6 SO 2 —;
(k) —CONR 6 —;
(l) —NR 6 CO—;
(m) —O—CO—;
(n) —CO—O—;
(o) —O—CO—O—;
(p) —O—CO—NR 6 —;
(q) —N(R 6 )—CO—N(R 6 )—;
(r) —N(R 6 )—CO—O—;
(s) pyrrolidinylene, piperidinylene or piperazinylene;
(t) —C(R 11 )(R 12 )—,
wherein the bonds starting from (b)-(t) lead to a saturated or aromatic carbon atom of the adjacent group if the bond starts from a heteroatom, and where not more than two (b)-(f) groups, three (g)-(h) groups and one (i)-(t) group are present;
R 3 is hydrogen, hydroxyl, C 1-8 -alkoxy or C 2-8 -alkenyloxy;
R 4 is hydrogen, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkyl, optionally (N—C 1-8 -alkyl)-C 1-8 -alkoxycarbonyl-amino-C 1-8 -alkoxy, optionally (N—C 1-8 -alkyl)-C 1-8 -alkylcarbonyl-amino-C 1-8 -alkoxy, optionally (N-mono- or N,N-di-C 1 -C 8 -alkyl)-amino-C 1-8 -alkoxy, C 3-8 -cycloalkyloxy, C 3-8 -cycloalkyloxy-C 1-8 -alkoxy, heterocyclyl-C 0-8 -alkoxy, heterocyclyloxy-C 1-8 -alkoxy, hydroxy, oxo or hydroxy-C 1-8 -alkoxy-C 1-8 -alkoxy;
R 5 and R 6 are each independently hydrogen, C 1-8 -alkyl or acyl, or, together with the nitrogen atom to which they are bonded, are a 5- or 6-membered heterocyclic ring which may contain an additional nitrogen, oxygen or sulfur atom;
R 7 and R 8 , together with the carbon atom to which they are bonded, are a 3-7-membered ring which may contain one or two —O— or —S— atoms;
R 9 is hydrogen, C 1-8 -alkyl, acyl or arylalkyl;
U is hydrogen, C 1-8 -alkyl, C 3-8 -cycloalkyl, cyano, aryl or heterocyclyl;
Q is absent;
X is a bond, oxygen, sulfur or is a >CHR 11 , >CHOR 9 , —O—CO—, >CO or —O—CH—R 11 —CO—NR 9 — group;
W is oxygen or sulfur if R 3 is hydrogen;
Z is C 1-8 -alkylene or -alk-O—; wherein, if X is a bond, Z is -alk-O—;
n is 0 or 1;
m is 0 or 1;
or a pharmaceutically useable salt thereof.
8. A compound according to claim 2 , wherein
R 2 is phenyl or halophenyl each substituted by C 2-8 -alkenyloxy, C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy, C 1-8 -alkoxy-C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkyl-amino -C 1-8 -alkyl, C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl, C 1-8 -alkylsulfanyl-C 1-8 -alkyl, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy, C 1-8 -alkylsulfanyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkylsulfanyl-C 1-8 -alkyl, C 1-8 -alkylsulfonyl-C 1-8 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 0-6 -alkoxy, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkoxy, C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 1-6 -alkoxy-C 0-6 -alkyl-C 3-8 -cycloalkyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 3-8 -cycloalkyl-C 1-8 -alkylamino-C 1-8 -alkyl, halogen, heterocyclyl-C 0-6 -alkoxy, heterocyclyl-C 0-6 -alkoxy-C 1-8 -alkyl, C 1-8 -alkoxy-C 1-8 -alkylamino-C 1-8 -alkyl, N-(halo-phenyl)pyrrolidinyloxy, N-(halo-phenyl)pyrrolidinyloxy-C 1-8 -alkyl, C 1-8 -alkoxybenzyloxy-C 1-8 -alkoxy, C 1-8 -alkoxyphenoxy-C 1-8 -alkoxy, C 1-8 -alkoxyphenoxy-C 1-8 -alkyl, C 1-8 -alkoxyphenyl-C 1-8 -alkoxy-C 1-8 -alkoxy, halobenzyloxy-C 1-8 -alkoxy, halophenoxy-C 1-8 -alkoxy, halophenoxy-C 1-8 -alkoxy-C 1-8 -alkyl, halophenoxy-C 1-8 -alkyl, halophenyl-C 1-8 -alkoxy-C 1-8 -alkoxy or C 1-8 -alkylbenzyloxy-C 1-8 -alkoxy, whereby at least one substituent is in the para-position relative to the bond of R 2 to the rest of the molecule.
9. A compound according to claim 2 , wherein m is 0.
10. A pharmaceutical composition comprising a compound of the formula (IA) according to claim 2 , and a pharmaceutically inert excipient.
11. A method for treating hypertension, glaucoma, cardiac infarction, or restenoses, which comprises administering a therapeutically effective amount of a compound of formula (I) according to claim 1 to a patient in need thereof.
12. A method for treating hypertension, glaucoma, cardiac infarction, or restenoses, which comprises administering a therapeutically effective amount of a compound of formula (IA) according to claim 2 to a patient in need thereof.