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US 7,202,262 B2Granted
Benzoic acid or benzoate substituted 1,2,4-oxadiazole compounds and their use for the treatment of disease
AssigneePTC Therapeutics, Inc.
InventorsGary Mitchell Karp, Seongwoo Hwang, Guangming Chen, Neil Gregory Almstead, Young-Choon Moon
Life of this patent
Estimating the term…
Abstract
Novel 1,2,4-oxadiazole benzoic acid compounds, methods of using and pharmaceutical compositions comprising an 1,2,4-oxadiazole benzoic acid derivative are disclosed. The methods include methods of treating or preventing a disease ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay, or ameliorating one or more symptoms associated therewith.
Claims19
A compound of the formula:
- or pharmaceutically acceptable salts, solvates or stereoisomers thereof wherein:
- Z is substituted aryl, substituted or unsubstituted cycloalkyl, substituted alkyl, substituted or unsubstitued alkenyl, substituted or unsubstituted arylalkyl;
- R1 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, —(CH2CH2O)nR6 or any biohydrolyzable group;
- R2, R3, R4, R5 and R6 are independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, alkoxy, aryloxy, halogen, CF3, OCF3, OCHF2, CN, COOH, COOR7, SO2R7, NO2, NH2, or N(R7)2;
- each occurrence of R7 is independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, alkoxy, aryloxy, halogen or CF3;
- n is an integer from 1 to 7, with the proviso that when R1, R2, R3, R4 and R5 are each hydrogen, then Z is not 2-carboxy ethyl or cyanophenyl.
5 more elements
A compound of the formula:
- or pharmaceutically acceptable salts, solvates or stereoisomers thereof wherein:
- X is halogen, substituted alkyl, alkoxy or hydroxy;
- R1 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, —(CH2CH2O)nR6 or any biohydrolyzable group;
- R2, R3, R4, R5 and R6 are independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, alkoxy, aryloxy, heteroaryloxy, halogen, CF3, OCF3, OCHF2, CN, COOH, COOR7, SO2R7, NO2, NH2, or N(R7)2;
- each occurrence of R7 is independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, alkoxy, aryloxy, heteroaryloxy, halogen or CF3;
- and
- n is an integer from 1 to 7.
6 more elements
A compound selected from the group consisting of:
- 3-[5-(4-Chloromethyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3,4-Difluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Methoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Ethyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Chloro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-tert-Butyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Methoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2,5-Difluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2,4-Difluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3-Chloro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Trifluoromethyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3-Methoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2,6-Difluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3-Dimethylamino-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Dimethylamino-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Trifluoromethyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3,5-Bis-trifluoromethyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3,4-Dimethoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3-Trifluoromethoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Pentyloxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(3,4,5-Trimethoxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Isobutyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2,3-Difluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Fluoro-5-methyl-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 4-Fluoro-3-[5-(4-fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 2-Fluoro-5-[5-(4-fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Chloro-2-fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Bromo-2-fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid sodium salt;
- 3-[5-(4-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid methyl ester;
- 5-[5-(4-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-2-methoxy-benzoic acid;
- 3-[5-(2-Fluoro-6-hydroxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid methyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-methoxy-ethyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-(2-methoxy-ethoxy)-ethyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-[2-(2-methoxy-ethoxy)-ethoxy]-ethyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-{2-[2-(2-methoxy-ethoxy)-ethoxy]-ethoxy}-ethyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-(2-{2-[2-(2-methoxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethyl ester;
- 3-[5-(2-Fluoro-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid 2-[2-(2-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethyl ester;
- 3-[5-(4-Amino-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- 3-[5-(4-Azido-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid;
- and
- 3-[5-(4-Benzyloxy-phenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid
- and pharmaceutically acceptable salts thereof.
44 more elements
A compound of the formula:
- wherein:
- Z is substituted aryl, substituted or unsubstituted cycloalkyl, substituted alkyl, substituted or unsubstitued alkenyl, substituted or unsubstituted arylalkyl;
- R1 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, —(CH2CH2O)nR6 or any biohydrolyzable group;
- R2, R3, R4, R5 and R6 are independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, alkoxy, aryloxy, halogen, CF3, OCF3, OCHF2, CN, COOH, COOR7, SO2R7, NO2, NH2, or N(R7)2;
- each occurrence of R7 is independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted aryl, alkoxy, aryloxy, halogen or CF3;
- n is an integer from 1 to 7, with the proviso that when R1, R2, R3, R4 and R5 are each hydrogen, then Z is not 2-carboxy ethyl or cyanophenyl.
5 more elements
A compound of the formula:
- wherein:
- X is halogen, substituted alkyl, alkoxy or hydroxy;
- R1 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, —(CH2CH2O)nR6 or any biohydrolyzable group;
- R2, R3, R4, R5 and R6 are independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, alkoxy, aryloxy, heteroaryloxy, halogen, CF3, OCF3, OCHF2, CN, COOH, COOR7, SO2R7, NO2, NH2, or N(R7)2;
- each occurrence of R7 is independently hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl;
- substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, alkoxy, aryloxy, heteroaryloxy, halogen or CF3;
- and
- n is an integer from 1 to 7.
6 more elements
Dependencies are inferred from the claim text.