Quinazoline compounds, method for preparing the same and use thereof
US9321762B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2013 |
| Grant date | Apr 26, 2016 |
| Priority date | — |
| Expiry date | Dec 11, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D403/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound for treating a protein kinase-related disease or disorder having a structure of formula (I)wherein G is a heteroaryl, heterocyclic or alkyne; X is N or CH; L1 is —N(R7)—, —O—, —C(S)—, —C(O)—, or —S—; L2 is —N(R8)— or —O—; R1 and R2 are independently hydrogen, halogen, hydroxyl, amino, cyano, nitro, carboxy, C1-C4 alkoxy, C1-C4 alkoxy C1-C4 alkoxy, N,N—(C1-C4 dialkyl)amino C1-C4 alkoxy, N—(C1-C4 alkyl)amino C1-C4 alkoxy, C1-C4 alkanoyl, C1-C4 alkanoyloxy, N—(C1-C4 alkyl)amino, N,N—(C1-C4 dialkyl)amino, C1-C4 alkanoyl amino, or heterocyclyl, wherein C1-C4 alkyl is optionally substituted with one or more substituents selected from fluorine and chlorine; R3, R4 and R5 are independently hydrogen, fluorine or chlorine; R6 is C1-C4 alkyl or aryl, which is optionally substituted with one or more substituents selected from halogen, hydroxyl, amino, cyano, nitro; or R6 and R8 form a 5-6 membered cyclyl or heterocyclyl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.