US 2008/0125396 A1 · Derivatives of Isothiazol-3(2H)-Thione 1,1-Dioxides as Liver X Receptor Modulators

Abstract

The present invention relates to certain novel compounds of formula (I) to processes for preparing such compounds, to their the utility in modulation of nuclear hormone receptors Liver X Receptor (LXR) α (NR1H3) and/or β (NR1H2) and in treating and/or preventing clinical conditions including cardiovascular diseases such as atherosclerosis; inflammatory diseases, Alzheimer's disease, lipid disorders (dyslipidemias) whether or not associated with insulin resistance, type 2 diabetes and other manifestations of the metabolic syndrome, to methods for their therapeutic use and to pharmaceutical compositions containing them.

A compound of general formula (I)

or a pharmaceutically acceptable salt thereof,
wherein:
R1 represents:
X which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb or NRaC(O)NRaRa;
cycloalkyl or heterocyclyl each optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
phenyl or heteroaryl each optionally substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
cycloalkylY or heterocyclylY wherein cycloalkyl or heterocyclyl each optionally is substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
phenylY or heteroarylY wherein phenyl or heteroaryl each optionally is substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRcC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
R2 represents:
phenyl which is optionally substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
R3 represents:
aryl or Het1 wherein aryl or Het1 each optionally is substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, Q, Het2, R, Het3, QZ, Het2Z, RZ, Het3Z, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
Het4 or T wherein Het4 or T each optionally is substituted on the aromatic ring by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, Q, Het2, R, Het3, QZ, Het2Z, RZ, Het3Z, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa,
and wherein Het4 or T each optionally is substituted on the non-aromatic ring by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, thioxo, Q, Het2, R, Het3, QZ, Het2Z, RZ, Het3Z, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
and further wherein:
X represents a straight or branched, saturated or unsaturated alkyl group having 1 to 6 carbon atoms wherein said alkyl group may optionally be interrupted by O, S, SiRbRb, S(O), SO2, C(O), NRa, OC(O), C(O)O, NRaC(O), C(O)NRa, SO2NRa or NRaSO2;
Y binds to nitrogen in 2-position in the isothiazol-3(2H)-thione 1,1-dioxide, and represents a straight or branched, saturated or unsaturated alkylene group having 1 to 3 carbon atoms wherein said alkylene group may optionally be interrupted or ended by one of the following:
O, S, SiRbRb, S(O), SO2, C(O), OC(O), C(O)O, NRcC(O), C(O)NRc, NRc and/or Y is optionally substituted by one or more of the following independently selected from:
OH, F, CN, NRaRa, C1-C4alkyl, ORb, SRb, SiRbRbRb, S(O)Rb or SO2Rb;
Z binds to aryl, Het1, Het4 or T and one of the following:
Q, Het2, R or Het3, and represents a straight or branched, saturated or unsaturated alkylene group having 1 to 6 carbon atoms wherein said alkylene group may optionally be interrupted or ended by one of the following:
O, S, SiRbRb, S(O), SO2, C(O), OC(O), C(O)O, NRaC(O), C(O)NRa, NRa, SO2NRa, NRaSO2, or is one of the following:
O, S, SiRbRb, S(O), SO2, C(O), OC(O), C(O)O, NRaC(O), C(O)NRa, NRa, SO2NRa, NRaSO2 and/or Z is optionally substituted by one or more of the following independently selected from:
OH, F, CN, NRcRc, C(O)Rc, ORb, SRc, SiRbRbRb, S(O)Rc, SO2Rc, phenyl, phenylC1-C3alkyl, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, NRaRa, SRb, SiRbRbRb, S(O)Rb, SO2Rb, OR;
Q represents a saturated or unsaturated non-aromatic monocyclic ring composed of 3, 4, 5, 6, 7 or 8 carbon atoms, which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
R represents a phenyl group which is optionally substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Re, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
aryl represents a phenyl group which binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide;
T binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide, and represents a bicyclic aromatic or partly aromatic carbocyclic ring composed of 8, 9 or 10 carbon atoms, and where it is the aromatic part of the bicarbocyclic ring that binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide;
Het1 binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide, and represents an aromatic 5 or 6 membered monocyclic ring in which one or more of the atoms in the ring is an element other than carbon independently selected from one or more of for example nitrogen, oxygen and sulfur;
Het2 represents a saturated or unsaturated non-aromatic 3, 4, 5, 6, 7, 8, 9 or 10 membered monocyclic ring in which one or more of the atoms in the ring is an element other than carbon independently selected from one or more of for example nitrogen, oxygen or sulfur, and wherein the ring optionally is substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, NRaC(O)NRaRa, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
Het3 represents an aromatic 5 or 6 membered monocyclic ring in which one or more of the atoms in the ring is an element other than carbon independently selected from one or more of for example nitrogen, oxygen and sulfur, and which is substituted by one or more of the following independently selected from:
halogen, OH, CN, NO2, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, phenylC1alkyl, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, SO2NRaRa, NRaSO2Rb, NRaC(O)ORb, OC(O)NRaRa, OSO2Rb, NRaC(O)NRaRa, SO2NHC(O)Rb, or C1-C4alkyl which is optionally substituted by one or more of the following independently selected from:
F, OH, CN, NRaRa, ORb, SRb, SiRbRbRb, S(O)Rb, SO2Rb, C(O)Rb, C(O)NRaRa, NRaC(O)Rb, C(O)ORa, OC(O)Rb, NRaSO2Rb, SO2NRaRa, NRaC(O)ORb, OC(O)NRaRa or NRaC(O)NRaRa;
Het4 binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide, and represents an aromatic or partly aromatic 8, 9 or 10 membered bicyclic ring in which one or more of the atoms in the ring optionally is an element other than carbon independently selected from one or more of for example nitrogen, oxygen and sulfur, and where it is the aromatic part of the bicyclic ring that binds to nitrogen in 4-position on the isothiazol-3(2H)-thione 1,1-dioxide;
Ra independently represents H or a straight or branched, saturated or unsaturated C1-C4alkyl chain optionally substituted by one or more F;
Rb independently represents a straight or branched, saturated or unsaturated C1-C4alkyl chain optionally substituted by one or more F;
and
Rc independently represents H or a straight or branched, saturated or unsaturated C1-C3alkyl chain optionally substituted by one or more F.

60 more elements

Derivatives of Isothiazol-3(2H)-Thione 1,1-Dioxides as Liver X Receptor Modulators

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Derivatives of Isothiazol-3(2H)-Thione 1,1-Dioxides as Liver X Receptor Modulators

Life of this patent

Abstract

Claims22