Aliphatically substituted pyrazolopyridines, and the use thereof
The present application relates to novel aliphatically substituted pyrazolopyridines, to processes for their preparation, to their use, alone or in combination, for the treatment and/or prevention of diseases and to their use for preparing medicaments for the treatment and/or prevention of diseases, in particular for the treatment and/or prevention of cardiovascular disorders.
1. A compound of the formula (I)
in which
A represents CR 3 or N,
where
R 3 represents hydrogen,
D represents CR 4 or N,
where
R 4 represents hydrogen,
E represents CR 5 or N,
where
R 5 represents hydrogen,
G represents CR 6 or N,
where
R 6 represents hydrogen,
with the proviso that at most 2 of the groups A, D, E and G represent N,
R 1 represents cyclopentyl, cyclohexyl or cycloheptyl,
where cyclopentyl, cyclohexyl or cycloheptyl may be substituted by 1 or 2 substituents independently of one another selected from the group consisting of fluorine and methyl,
R 2 represents a group of the formula
where
# represents the point of attachment to the heterobicycle,
R 10 and R 11 independently represent H or NH 2 ,
K represents CH or N,
J represents CR 12 , N or N + —O − ,
in which
R 12 represents halogen, nitro, cyano, —R 7 , —C(═O)—R 7 , —C(═O)—OR 7 , —C(═O)—NR 7 R 8 , —O—(C═O) n —R 7 , —O—C(═O)—OR 7 , —O—C(═O)—NR 7 R 8 , —S(O) p —R 7 , —SO 2 —OR 7 , —SO 2 —NR 7 R 8 , —NR 7 —(C═O) n —R 8 , —NR 7 —SO 2 —R 8 , —NR 7 —C(═O)—OR 8 , —NR 9 —C(═O)—NR 7 R 8 or —NR 9 —SO 2 —NR 7 R 8 ,
in which
n represents the number 0 or 1,
p represents the number 0 or 2,
R 7 , R 8 and R 9 each independently of one another represent hydrogen, (C 1 -C 6 )-alkyl, (C 2 -C 6 )-alkenyl, (C 3 -C 7 )-cycloalkyl, (C 3 -C 7 )-cycloalkenyl, phenyl, 5- to 7-membered heterocyclyl or 5- or 6-membered heteroaryl,
in which R 7 , R 8 and R 9 for their part may be substituted by 1 to 3 substituents independently of one another selected from the group consisting of fluorine, chlorine, cyano, trifluoromethyl, (C 1 -C 4 )-alkyl, hydroxyl, trifluoromethoxy, (C 1 -C 4 )-alkoxy, oxo, amino, mono-(C i -C 4 )-alkylamino and di-(C 1 -C 4 )-alkylamino,
or
R 7 and R 8 together with the radical to which the two are attached form a 5- to 7-membered heterocycle,
or
R 7 and R 9 together with the radical to which the two are attached form a 5- to 7-membered heterocycle,
or an N-oxide, salt, or salt of an N-oxide thereof.
2. The compound of the formula (I) of claim 1 in which
A represents N,
D represents CR 4 ,
where
R 4 represents hydrogen,
E represents CR 5 ,
where
R 5 represents hydrogen,
G represents CR 6 ,
where
R 6 represents hydrogen,
R 1 represents cyclohexyl or cycloheptyl,
R 2 represents a group of the formula
where
# represents the point of attachment to the heterobicycle,
R 10 and R 11 independently represent H or NH 2 ,
K represents N,
J represents CR 12 or N,
in which
R 12 represents hydrogen, —R 7 , —NR 7 —(C═O) n —R 8 , —NR 7 —C(═O)—OR 8 or pyridyl,
in which
n represents the number 1,
R 7 represents hydrogen, trifluoromethyl or (C 1 -C 4 )-alkyl, in which (C 1 -C 4 )-alkyl for its part may be substituted by a substituent selected from the group consisting of fluorine, trifluoromethyl, hydroxyl and methoxy,
R 8 represents (C 1 -C 4 )-alkyl or (C 3 -C 7 )-cycloalkyl, in which (C 1 -C 4 )-alkyl and (C 3 -C 7 )-cycloalkyl for their part may be substituted by a substituent selected from the group consisting of fluorine, trifluoromethyl, (C 1 -C 4 ) -alkyl, hydroxyl, methoxy and oxo,
or
R 7 and R 8 together with the radical to which the two are attached form a 5- to 7-membered heterocycle,
or an N-oxide, salt, or salt of an N-oxide thereof.
3. A process for preparing a compound of the formula (I) as defined in claim 1 , characterized in that a compound of formula (II)
in which A, D, E, G and R 2 each have the meanings given in claim 1 is reacted in an inert solvent in the presence of a suitable base with a compound of the formula (III)
in which R 1 has the meaning given in claim 2
and
X 1 represents a suitable leaving group, such as tosylate, mesylate or halogen, in particular bromine,
and the resulting compounds of formula (I) is, optionally, converted with an appropriate (i) solvent and/or (ii) base or acids into a salt thereof.
4. A pharmaceutical composition comprising a compound of the formula (I) as defined in claim 1 and an inert, non-toxic, pharmaceutically suitable excipient.
5. The pharmaceutical composition of claim 4 , further comprising an active ingredient selected from the group consisting of organic nitrates, NO donors, cGMP-PDE inhibitors, agents having antithrombotic activity, agents lowering blood pressure, and agents altering lipid metabolism.