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US 7,678,802 B2Granted
Quinazolines useful as modulators of ion channels
AssigneeVertex Pharmaceuticals Incorporated
InventorsJesus E. Gonzalez, III, Dean Mitchell Wilson, Andreas Peter Termin, Peter Diederik Jan Grootenhuis, Yulian Zhang, Benjamin John Petzoldt, Lev Tyler Dewey Fanning, Timothy Donald Neubert, Roger Tung, Esther Martinborough, Nicole Zimmerman
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Abstract
The present invention relates to compounds useful as inhibitors of voltage-gated sodium channels and calcium channels. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders.
Claims8
A compound of formula IA-ii:
- or a pharmaceutically acceptable salt thereof,
- wherein:
- a) the ring formed by R1 and R2 taken together is selected from:
- and the ring formed by R1 and R2 taken together, is optionally substituted at one or more substitutable carbon, nitrogen, or sulfur atoms with z independent occurrences of —R4, and z is 0-5;
- b) wherein z is 0-5, and R4 groups, when present, are each independently halogen, CN, NO2, —N(R′)2, —CH2N(R′)2, —OR′, —CH2OR′, —SR′, —CH2SR′, —COOR′, —NRCOR′, —CON(R′)2, —OCON(R′)2, COR′, —NHCOOR′, —SO2R′, —SO2N(R′)2, or an optionally substituted group selected from C1-C6aliphatic, aryl, heteroaryl, cycloaliphatic, heterocycloaliphatic, arylC1-C6alkyl, heteroarylC1-C6alkyl, cycloaliphaticC1-C6alkyl, or heterocycloaliphaticC1-C6alkyl;
- c) wherein x is 1, and R3 is an optionally substituted group selected from C1-C6aliphatic;
- d) wherein y is 0;
- and
- e) R5a is —OH.
6 more elements
Dependencies are inferred from the claim text.