IP Library › Granted Patent US 10,259,810

Granted Patent B2

US 10,259,810 · App. 15/843,917 · Granted Apr 16, 2019

N-sulfonylated pyrazolo[3,4-b]pyridin-6-carboxamides and method of use

Inventors: Rhalid Akkari (Pantin, FR); Luke Jonathan Alvey (Versailles, FR); Xavier Marie Bock (Romainville, FR); Brian S. Brown (Evanston, IL); Pieter Isabelle Roger Claes (Gentbrugge, BE); Marlon D. Cowart (Round Lake Beach, IL); Elsa De Lemos (Paris, FR); Nicolas Desroy (Massy, FR); Béranger Duthion (Paris, FR); Gregory A. Gfesser (Lindenhurst, IL); Romain Luc Marie Gosmini (Savigny-sur-Orge, FR); Christopher Gaëtan Housseman (Montreuil, FR); Koen Karel Jansen (Turnhout, BE); Jianguo Ji (Libertyville, IL); Philip R. Kym (Libertyville, IL); Jean-Michel Lefrancois (Le Raincy, FR); Oscar Mammoliti (Mechelen, BE); Christel Jeanne Marie Menet (Brussels, BE); Nuria Merayo Merayo (Paris, FR); Gregory John Robert Newsome (Neuilly Plaisance, FR); Adeline Marie Elise Palisse (Brussels, BE); Sachin V. Patel (Round Lake, IL); Matthieu Rafaël Pizzonero (Voisins le Bretonneux, FR); Anurupa Shrestha (Vernon Hills, IL); Elizabeth C. Swift (Highland Park, IL); Steven Emiel Van der Plas (Steenhuffel, BE); Xueqing Wang (Northbrook, IL); Ann de Blieck (Mechelen, BE)

Assignees: AbbVie S.à.r.l.; Galapagos NV

C07D471/04 A61K31/437 A61K31/4545 A61K31/506 A61K31/5377 A61K45/06 C07D519/00

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Quick Facts

Patent No.: US 10,259,810
App. No.: 15/843,917
Granted: Apr 16, 2019
Kind: B2

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Abstract

The present invention provides for compounds of formula (I) wherein R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 have any of the values defined in the specification, and pharmaceutically acceptable salts thereof, that are useful as agents in the treatment of diseases and conditions mediated and modulated by CFTR, including cystic fibrosis, Sjögren's syndrome, pancreatic insufficiency, chronic obstructive lung disease, and chronic obstructive airway disease. Also provided are pharmaceutical compositions comprised of one or more compounds of formula (I).

Claims (139)

1. A compound, which is

wherein one or more hydrogen atoms are replaced by deuterium; or a pharmaceutically acceptable salt thereof.

2. A pharmaceutical composition comprising a compound of claim 1 , or a pharmaceutically acceptable salt thereof, and a potentiator or one or more correctors.

3. The pharmaceutical composition of claim 2 , wherein the potentiator is selected from the group consisting of:

Ivacaftor (VX-770, N-(2,4-di-tert-butyl-5-hydroxyphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide);

CTP-656;

NVS-QBW251;

FD1860293;

PTI-808;

GLPG1837;

GLPG2451;

2-(2-fluorobenzamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-4,7-dihydro-5H-thieno[2,3-c]pyran-2-yl)-1H-pyrazole-5-carboxamide;

2-(2-hydroxybenzamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

2-(1-hydroxycyclopropanecarboxamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

5,5,7,7-tetramethyl-2-(2-(trifluoromethyl)benzamido)-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

2-(2-hydroxy-2-methylpropanamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

2-(1-(hydroxymethyl)cyclopropanecarboxamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

2-(3-hydroxy-2,2-dimethylpropanamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-5-methyl-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-5-cyclopropyl-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-5-isopropyl-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-5-(trifluoromethyl)-1H-pyrazole-3-carboxamide;

5-tert-butyl-N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-5-ethyl-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-3-ethyl-4-methyl-1H-pyrazole-5-carboxamide;

2-(2-hydroxypropanamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-4-chloro-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-1,4,6,7-tetrahydropyrano[4,3-c]pyrazole-3-carboxamide;

4-bromo-N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-4-chloro-5-methyl-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-4-methyl-1H-pyrazole-3-carboxamide;

2-(2-hydroxy-3,3-dimethylbutanamido)-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxamide;

2-[(2-hydroxy-4-methyl-pentanoyl)amino]-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-3-carboxamide;

5-(2-methoxy-ethoxy)-1H-pyrazole-3-carboxylic acid (3-carbamoyl-5,5,7,7-tetramethyl-4,7-dihydro-5H-thieno[2,3-c]pyran-2-yl)-amide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-2-yl)-4-(3-methoxypropyl)-1H-pyrazole-3-carboxamide;

N-(3-carbamoyl-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-2-yl)-4-(2-ethoxyethyl)-1H-pyrazole-3-carboxamide;

2-[[(2S)-2-hydroxy-3,3-dimethyl-butanoyl]amino]-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-3-carboxamide;

2-[[(2R)-2-hydroxy-3,3-dimethyl-butanoyl]amino]-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-3-carboxamide;

2-[(2-hydroxy-2,3,3-trimethyl-butanoyl)amino]-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-3-carboxamide;

[5-[(3-carbamoyl-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-2-yl)carbamoyl]pyrazol-1-yl]methyl dihydrogen phosphate;

[3-[(3-carbamoyl-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-2-yl)carbamoyl]pyrazol-1-yl]methyl dihydrogen phosphate;

N-(3-carbamoyl-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-2-yl)-4-(1,4-dioxan-2-yl)-1H-pyrazole-3-carboxamide;

5,5,7,7-tetramethyl-2-[[(2S)-3,3,3-trifluoro-2-hydroxy-2-methyl-propanoyl]amino]-4H-thieno[2,3-c]pyran-3-carboxamide;

2-[[(2S)-2-hydroxypropanoyl]amino]-5,5,7,7-tetramethyl-4H-thieno[2,3-c]pyran-3-carboxamide;

3-amino-N-(2-hydroxy-2-methylpropyl)-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-N-[(4-hydroxy-1-methylpiperidin-4-yl)methyl]-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-N-(3-hydroxy-2,2-dimethylpropyl)-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-5-[(4-fluorophenyl)sulfonyl]-N-[(1-hydroxycyclopropyl)methyl]pyridine-2-carboxamide;

3-amino-5-[(4-fluorophenyl)sulfonyl]-N-[(2R)-3,3,3-trifluoro-2-hydroxypropyl]pyridine-2-carboxamide;

3-amino-5-[(3-fluorophenyl)sulfonyl]-N-(2-hydroxy-2-methylpropyl)pyridine-2-carboxamide;

3-amino-N-[2-(cyclopropylamino)-2-oxoethyl]-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

(3-amino-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl)(azetidin-1-yl)methanone;

(3-amino-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl) [3-(hydroxymethyl)azetidin-1-yl]methanone;

(3-amino-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl)(3-fluoroazetidin-1-yl)methanone;

3-amino-N-[(2R)-2-hydroxy-3-methoxypropyl]-5-{[4-(trifluoromethyl)phenyl]sulfonyl}pyridine-2-carboxamide;

(3-amino-5-{[2-fluoro-4-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl)(3-hydroxyazetidin-1-yl)methanone;

(3-amino-5-{[2-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl)(3,3-difluoroazetidin-1-yl)methanone;

rac-3-amino-N-[(3R,4S)-4-hydroxytetrahydro-2H-pyran-3-yl]-5-{[2-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-5-[(4,4-difluoropiperidin-1-yl)sulfonyl]-N-(3,3,3-trifluoro-2-hydroxypropyl)pyridine-2-carboxamide;

(3-amino-5-{[2-(trifluoromethoxy)phenyl]sulfonyl}pyridin-2-yl)[3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone;

3-amino-N-(2-hydroxy-4-methylpentyl)-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

(3-amino-5-{[4-(trifluoromethyl)phenyl]sulfonyl}pyridin-2-yl)(3-hydroxy-3-methylazetidin-1-yl)methanone;

3-amino-N-(3,3,3-trifluoro-2-hydroxypropyl)-5-{[4-(trifluoromethyl)piperidin-1-yl]sulfonyl}pyridine-2-carboxamide;

3-amino-N-[2-hydroxy-1-(4-methoxyphenyl)ethyl]-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-5-[(3,3-difluoroazetidin-1-yl)sulfonyl]-N-(3,3,3-trifluoro-2-hydroxypropyl)pyridine-2-carboxamide;

3-amino-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}-N-[(2S)-2-hydroxypropyl]pyridine-2-carboxamide;

3-amino-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}-N-[(2R)-2-hydroxy -3-methoxypropyl]pyridine-2-carboxamide;

3-amino-N-[2-oxo-2-(propan-2-ylamino)ethyl]-5-{[4-(trifluoromethyl)phenyl]sulfonyl}pyridine-2-carboxamide;

(3-amino-5-{[4-(trifluoromethyl)phenyl]sulfonyl}pyridin-2-yl)[3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone;

3-amino-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}-N-[(3R)-tetrahydrofuran-3-ylmethyl]pyridine-2-carboxamide;

(3-amino-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}pyridin-2-yl)[3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone;

3-amino-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}-N-[(3S)-tetrahydrofuran-3-ylmethyl]pyridine-2-carboxamide;

3-amino-5-{[2-fluoro-4-(trifluoromethoxy)phenyl]sulfonyl}-N-[(3S)-tetrahydrofuran-3-ylmethyl]pyridine-2-carboxamide;

3-amino-N-[2-hydroxy-3-(2,2,2-trifluoroethoxy)propyl]-5-{[4-(trifluoromethyl)phenyl]sulfonyl}pyridine-2-carboxamide;

3-amino-N-(3-tert-butoxy-2-hydroxypropyl)-5-{[2-fluoro-4-(trifluoromethyl)phenyl]sulfonyl}pyridine-2-carboxamide;

[3-amino-5-(phenylsulfonyl)pyridin-2-yl][3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone;

{3-amino-5-[(3-fluorophenyl)sulfonyl]pyridin-2-yl}[3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone; and

3-amino-N-[(2S)-2-hydroxypropyl]-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide.

4. The pharmaceutical composition of claim 2 , wherein the one or more correctors are selected from the group consisting of:

Lumacaftor (VX-809);

1-(2,2-difluoro-1,3-benzodioxol-5-yl)-N-{1-[(2R)-2,3-dihydroxypropyl]-6-fluoro-2-(1-hydroxy-2-methylpropan-2-yl)-1H-indol-5-yl}cyclopropanecarboxamide (VX-661);

PTI-801;

VX-983;

GLPG2665;

VX-152;

VX-440;

FDL169;

FDL3 04;

FD2052160;

FD2035659;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methoxy-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-6-methyl-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methyl-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-6-methoxy-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(difluoromethoxy)-3,4-dihydro-2H-chromen-2-yl]cyclohexanecarboxylic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(difluoromethoxy)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methoxy-3,4-dihydro-2H-chromen-2-yl]cyclohexanecarboxylic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-fluoro-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-({3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methyl-3,4-dihydro-2H-chromen-2-yl]benzoyl}amino)-1-methylcyclopentanecarboxylic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methyl-3,4-dihydro-2H-chromen-2-yl]-N-[(2R)-2,3-dihydroxypropyl]benzamide;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(2-methoxyethoxy)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-7-(benzyloxy)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(2-fluoroethoxy)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(trifluoromethyl)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(trifluoromethyl)-3,4-dihydro-2H-chromen-2-yl]cyclohexanecarboxylic acid;

4-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-methoxy-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

3-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-8-fluoro-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

4-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

4-[(2R,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-7-(difluoromethoxy)-3,4-dihydro-2H-chromen-2-yl]benzoic acid;

rac-3-[(2R,4S)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)tetrahydro-2H-pyran-2-yl]benzoic acid;

rac-4-[(2R,4S)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)tetrahydro-2H-pyran-2-yl]benzoic acid;

3-[(2S,4R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)tetrahydro-2H-pyran-2-yl]benzoic acid;

3-[(2R,4S)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)tetrahydro-2H-pyran-2-yl]benzoic acid;

rac-3-[(2R,4S,6S)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-6-phenyltetrahydro-2H-pyran-2-yl]benzoic acid;

3-[(2S,4R,6R)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-6-phenyltetrahydro-2H-pyran-2-yl]benzoic acid;

3-[(2R,4S,6S)-4-({[ 1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)-6-phenyltetrahydro-2H-pyran-2-yl]benzoic acid;

4-[(2R,4S)-4-({[1-(2,2-difluoro-1,3-benzodioxol-5-yl)cyclopropyl]carbonyl}amino)tetrahydro-2H-pyran-2-yl]benzoic acid;

3-cyclobutyl-4-[4-(morpholin-4-yl)piperidin-1-yl]-1-phenyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid;

3-cyclobutyl-1-phenyl-4-{4-[(pyrrolidin-1-yl)methyl]piperidin-1-yl}-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid;

5-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-methoxy-3,4-dihydro-2H-1-benzopyran-2-yl]pyrazine-2-carboxylic acid;

6-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]pyridine-3-carboxylic acid;

trans-4-[(2S,4S)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

6-[(2R,4R)-7-(difluoromethoxy)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-3,4-dihydro-2H-1-benzopyran-2-yl]pyridine-3-carboxylic acid;

trans-4-[(2S,4S)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-methoxy-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

ethyl trans-4-[(2S,4S)-7-(difluoromethoxy)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylate;

cis-4-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

trans-4-[(2S,4S)-7-(difluoromethoxy)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

1-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]cyclopropane-1-carboxylic acid;

trans-4-[(2R,4R)-4-{[(5S)-2,2-difluoro-5-methyl-6,7-dihydro-2H,5H-indeno[5,6-d][1,3]dioxole-5-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

trans-4-[(2R,4R)-4-{[(5S)-2,2-difluoro-5-methyl-6,7-dihydro-2H,5H-indeno[5,6-d][1,3]dioxole-5-carbonyl]amino}-7-methoxy-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

trans-4-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-methoxy-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid;

trans-4-[(2R,4R)-7-(difluoromethoxy)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid; and

trans-4-[(2R,4R)-4-{[(7R)-2,2-difluoro-7-methyl-6,7-dihydro-2H-furo[2,3-f][1,3]benzodioxole-7-carbonyl]amino}-7-(trifluoromethoxy)-3,4-dihydro-2H-1-benzopyran-2-yl]cyclohexane-1-carboxylic acid.

5. A pharmaceutical formulation for treating a CFTR mediated disease in a subject comprising a compound of claim 1 , or a pharmaceutically acceptable salt thereof, and a therapeutically effective amount of one or two CFTR modulators and one CFTR amplifier.

6. The pharmaceutical formulation of claim 5 , wherein the CFTR modulators are either CFTR potentiators or CFTR correctors.

7. The pharmaceutical formulation of claim 6 , wherein the CFTR potentiators are selected from the group consisting of Ivacaftor (VX-770), CTP-656, NVS-QBW251, FD1860293, PTI-808, GLPG2451, GLPG1837, and N-(3-carbamoyl-5,5,7,7-tetramethyl-5,7-dihydro-4H-thieno[2,3-c]pyran-2-yl)-1H-pyrazole-5-carboxamide and 3-amino-N-[(2S)-2-hydroxypropyl]-5-{[4-(trifluoromethoxy)phenyl]sulfonyl}pyridine-2-carboxamide.

8. A pharmaceutical composition comprising a compound of 3-cyclobutyl-N-(dimethylsulfamoyl)-1-(4-fluorophenyl)-4-(4-methoxy[1,4′-bipiperidin]-1′-yl)-1H-pyrazolo[3,4-b]pyridine-6-carboxamide, or a pharmaceutically acceptable salt thereof, and a potentiator or one or more correctors.

Assignments (5)