Substituted pyridines useful for inhibiting cholesteryl ester transfer protein activity
AssigneePharmacia Corporation
InventorsLen F. Lee, Kevin C. Glenn, Daniel T. Connolly, David G. Corley, Daniel L. Flynn, Ashton T. Hamme, Shridhar G. Hegde, Michele A. Melton, Roger J. Schilling, James A. Sikorski, Nancy N. Wall, Jeffery A. Zablocki
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Abstract
A class of substituted pyridines that are useful for inhibiting the activity of cholesteryl ester transfer protein, and have the structural formula (IA), wherein R2, R3, R4, R5, and R6 are defined in the claims.
Claims21
A compound, a tautomer of the compound, or a pharmaceutically acceptable salt of the compound or tautomer, wherein:
- the compound corresponds in structure to the following generic formula:
- as to R2 and R6:
- R2 and R6 are independently selected from the group consisting of hydrogen, hydroxy, alkyl, fluorinated alkyl, fluorinated aralkyl, chlorofluorinated alkyl, cycloalkyl, heterocyclyl, aryl, heteroaryl, alkoxy, alkoxyalkyl, and alkoxycarbonyl;
- at least one of R2 and R6 is selected from the group consisting of fluorinated alkyl, chlorofluorinated alkyl, and alkoxyalkyl;
- if R4 is aryl, and one of R2 and R6 is trifluoromethyl, then the other of R2 and R6 is difluoromethyl;
- R3 is —CO2R7;
- R4 is selected from the group consisting of hydrogen, hydroxy, alkyl, aryl, cycloalkyl, cycloalkylalkyl, heteroarylalkyl, alkoxy, thio, trialkylsilyl, alkylamino, OP(O)(O R10)2, and —OC(O)N(R8)2;
- R7 is alkyl;
- R8 is aryl;
- each R10 is alkyl;
- as to R5:
- R5 is selected from the group consisting of cycloalkylthioalkyl, arylthioalkyl, heteroarylthioalkyl, —SR45,
- if R4 is alkyl, cycloalkyl, or cycloalkylalkyl, then R5 is other than
- wherein R16b is alkyl and R15b is alkylthio;
- R15b is selected from the group consisting of alkylthio and alkylsulfonyloxy;
- R16b is selected from the group consisting of alkyl, alkenyl, aryl, and heteroaryl;
- R17 is alkyl;
- R18 is alkyl;
- R19 is —SR20;
- R20 is selected from the group consisting of aryl, heteroaryl, and aminoalkyl;
- R28 is alkyl;
- R29 is alkyl;
- as to R37 and R38:
- R37 is selected from the group consisting of hydrogen, alkoxy, and alkylthio;
- R38 is selected from the group consisting of haloalkyl, cycloalkyl, heterocyclylalkoxy, and alkylthio;
- at least one of R37 and R38 is alkylthio;
- R45 is selected from the group consisting of hydrogen, haloalkyl, heterocyclyl, aryalkyl, heteroaralkyl, alkylthioalkyl, aminocarbonylalkyl, —SR46, and —CH2R47;
- R46 is selected from the group consisting of aryl and heteroaryl;
- R47 is selected from the group consisting of methylenedioxyphenyl, pyridyl, quinolinyl, tetrahydronaphthyl, and benzodioxanyl;
- R48 is selected from the group consisting of hydrogen and alkyl;
- R49 is selected from the group consisting of alkoxy and haloalkyl;
- R50 is selected from the group consisting of alkyl, alkoxy, and heteroaryl;
- and
- R51 is haloalkyl.
A compound, a tautomer of the compound, or a salt of the compound or tautomer, wherein the compound is selected from the group consisting of:
- Dimethyl 5,5′-Dithiobis[2-(Difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate];
- Methyl 5-[(4-t-Butylphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl))-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(palmitoylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(methoxycarbonylthio)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridine-carboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(methylthiomethylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(Chloroethylthio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(aminothionocarbonyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(dimethylamino)carbonyl]thiomethyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Aminocarbonyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(1-ethoxyethylthio)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(1-methoxyethylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(2-fluoroethylthio) 4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(Acetylthio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(2-tetrahydrofurylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(3,5-di-t-butylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(2,4-dimethylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-methoxyphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(3-methoxyphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(2,4-di-t-butylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(4-t-Butylphenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-isopropylphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(3,5-dimethylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(4-methylthiophenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-(4-fluorobenzyl)-4-isopropylphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-(4-fluorobenzyl)-4-fluorophenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(4-chlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(2,5-Dichlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(2,6-Dichlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-naphthyl)thio]carbonyl}-6-(trifluorometh yl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(1-naphthyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(4-t-Butylphenyldithio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[2-(Difluoromethyl)-4-(2-methylpropyl)-3-(methoxycarbonyl)-6-(trifluoromethyl)-5-pyridyl]methylthio}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[2-(Difluoromethyl)-4-(2-methylpropyl)-3-(methoxycarbonyl)-6-(trifluoromethyl)-5-pyridyl]carbonylthio}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,3,5,6-Tetrafluorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3,5-Di-t-butylphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1-Methylimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1-Methyltetrazol-5-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(5-Nitrobenzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-(Trifluoromethoxy)phenyl))thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Quinolin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Pentafluorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,5-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,3,5,6-Tetrafluoro-4-(trifluoromethyl)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Methylpyrimidin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Nitrophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,6-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Quinolin-8-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Pyrimidin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-(Acetylamino)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzoxazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Bromo-2-(trifluoromethoxy)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Aminophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(5-Methylbenzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzothiazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-((3-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3,4-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Naphthyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Pyridyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Bis[3-(carbomethoxy)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-5-pyridyl]methyl Sulfide;
- Methyl 5-[(2-Chloro-3,4-methylenedioxyphenyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-pyridyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-quinolinyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1,2,3,4-tetrahydro-1,1,4,4-tetramethyl-6-naphthyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5[(6-chloro-1,3-benzodioxan-8-yl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- and
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(dimethylamino)thiono]thiomethyl}-6-(trifluoromethyl)-3-pyridinecarboxylate.
A method for inhibiting the activity of cholesteryl ester transfer protein in vivo, wherein:
- the method comprises administering to a subject a therapeutically effective amount of a compound, a tautomer of the compound, or a pharmaceutically acceptable salt of the compound or tautomer;
- the compound corresponds in structure to the following generic formula:
- as to R2 and R6:
- R2 and R6 are independently selected from the group consisting of hydrogen, hydroxy, alkyl, fluorinated alkyl, fluorinated aralkyl, chlorofluorinated alkyl, cycloalkyl, heterocyclyl, aryl, heteroaryl, alkoxy, alkoxyalkyl, and alkoxycarbonyl;
- at least one of R2 and R6 is selected from the group consisting of fluorinated alkyl, chlorofluorinated alkyl, and alkoxyalkyl;
- if R4 is aryl, and one of R2 and R6 is trifluoromethyl, then the other of R2 and R6 is difluoromethyl;
- R3 is —CO2R7;
- R4 is selected from the group consisting of hydrogen, hydroxy, alkyl, aryl, cycloalkyl, cycloalkylalkyl, heteroarylalkyl, alkoxy, thio, trialkylsilyl, alkylamino, OP(O)(O R10)2, and —OC(O)N(R8)2;
- R7 is alkyl;
- R8 is aryl;
- each R10 is alkyl;
- as to R5:
- R5 is selected from the group consisting of cycloalkylthioalkyl, arylthioalkyl, heteroarylthioalkyl, —SR45,
- if R4 is cycloalkyl, or cycloalkylalkyl, then R5 is other than
- wherein R16b is alkyl and R15b is alkylthio;
- R15b is selected from the group consisting of alkylthio and alkylsulfonyloxy;
- R16b is selected from the group consisting of alkyl, alkenyl, aryl, and heteroaryl;
- R17 is alkyl;
- R18 is alkyl;
- R19 is —SR20;
- R20 is selected from the group consisting of aryl, heteroaryl, and aminoalkyl;
- R28 is alkyl;
- R29 is alkyl;
- as to R37 and R38:
- R37 is selected from the group consisting of hydrogen, alkoxy, and alkylthio;
- R38 is selected from the group consisting of haloalkyl, cycloalkyl, heterocyclylalkoxy, and alkylthio;
- at least one of R37 and R38 is alkylthio;
- R45 is selected from the group consisting of hydrogen, haloalkyl, heterocyclyl, aryalkyl, heteroaralkyl, alkylthioalkyl, aminocarbonylalkyl, —SR46, and —CH2R47;
- R46 is selected from the group consisting of aryl and heteroaryl;
- R47 is selected from the group consisting of methylenedioxyphenyl, pyridyl, quinolinyl, tetrahydronaphthyl, and benzodioxanyl;
- R48 is selected from the group consisting of hydrogen and alkyl;
- R49 is selected from the group consisting of alkoxy and haloalkyl;
- R50 is selected from the group consisting of alkyl, alkoxy, and heteroaryl;
- and
- R51 is haloalkyl.
A method for inhibiting the activity of cholesteryl ester transfer protein in vivo, wherein the method comprises administering to a subject a therapeutically effective amount of a compound, a tautomer of the compound, or a pharmaceutically acceptable salt of the compound or tautomer, and the compound is selected from the group consisting of:
- Dimethyl 5,5′-Dithiobis[2-(Difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate];
- Methyl 5-[(4-t-Butylphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl))-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(palmitoylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(methoxycarbonylthio)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridine-carboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(methylthiomethylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(Chloroethylthio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(aminothionocarbonyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(dimethylamino)carbonyl]thiomethyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Aminocarbonyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(1-ethoxyethylthio)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(1-methoxyethylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-(2-fluoroethylthio) 4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(Acetylthio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-(2-tetrahydrofurylthio)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(3,5-di-t-butylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(2,4-dimethylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-methoxyphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(3-methoxyphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(2,4-di-t-butylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(4-t-Butylphenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-isopropylphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-5-{[(3,5-dimethylphenyl)thio]carbonyl}-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(4-methylthiophenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-(4-fluorobenzyl)-4-isopropylphenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-(4-fluorobenzyl)-4-fluorophenyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(4-chlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(2,5-Dichlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[(2,6-Dichlorophenyl)thio]carbonyl}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(2-naphthyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(1-naphthyl)thio]carbonyl}-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-(4-t-Butylphenyldithio)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[2-(Difluoromethyl)-4-(2-methylpropyl)-3-(methoxycarbonyl)-6-(trifluoromethyl)-5-pyridyl]methylthio}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-{[2-(Difluoromethyl)-4-(2-methylpropyl)-3-(methoxycarbonyl)-6-(trifluoromethyl)-5-pyridyl]carbonylthio}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,3,5,6-Tetrafluorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3,5-Di-t-butylphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1-Methylimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1-Methyltetrazol-5-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(5-Nitrobenzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-(Trifluoromethoxy)phenyl))thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Quinolin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Pentafluorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,5-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,3,5,6-Tetrafluoro-4-(trifluoromethyl)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Methylpyrimidin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Nitrophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2,6-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Quinolin-8-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Pyrimidin-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-(Acetylamino)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzoxazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(4-Bromo-2-(trifluoromethoxy)phenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Aminophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(5-Methylbenzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzimidazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3-Methoxyphenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(Benzothiazol-2-yl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-((3-Chlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(3,4-Dichlorophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Naphthyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-Pyridyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-bromophenyl)thiomethyl]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Bis[3-(carbomethoxy)-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-5-pyridyl]methyl Sulfide;
- Methyl 5-[(2-Chloro-3,4-methylenedioxyphenyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-pyridyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(2-quinolinyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5-[(1,2,3,4-tetrahydro-1,1,4,4-tetramethyl-6-naphthyl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- Methyl 5[(6-chloro-1,3-benzodioxan-8-yl)methylthio]-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate;
- and
- Methyl 2-(Difluoromethyl)-4-(2-methylpropyl)-5-{[(dimethylamino)thiono]thiomethyl}-6-(trifluoromethyl)-3-pyridinecarboxylate.
Dependencies are inferred from the claim text.