Abstract: Disclosed are a kinase inhibitor and a pharmaceutical composition comprising the kinase inhibitor. The kinase inhibitor comprises a compound as represented by formula (I) or a pharmaceutically acceptable salt, solvate, ester, acid, metabolite, or prodrug thereof. The compound and composition above can inhibit wild-type KIT and/or mutant KIT tyrosine kinase activity and treat, prevent, or alleviate diseases, disorders, or conditions associated with wild-type KIT and/or mutant KIT kinase activity.

Abstract: The present application relates to a compound serving as a selective PI3K? kinase inhibitor, comprising the compound shown in formula (I) or a pharmaceutically acceptable salt, solvate, ester, acid, metabolite or prodrug thereof, wherein X, R1, R2, R3, R4, R5 and R6 are as defined in the description. The present application also relates to a method for using the kinase inhibitor to inhibit PI3K? kinase activity or to treat or prevent diseases or conditions associated with tyrosine kinase activity of PI3K?, as well as a use thereof.

Abstract: The present invention relates to a kinase inhibitor, comprising a compound represented by formula (I) or a pharmaceutically acceptable salt, solvate, ester, acid, metabolite or prodrug thereof. The present invention further relates to pharmaceutical compositions comprising the kinase inhibitor, as well as to using said compounds and compositions to inhibit cKIT (especially mutant cKIT/T670I), FLT3 (comprising mutant FLT3-ITD), PDGF, PDGF, and/or VEGFR2 kinase activity in cells or a subject, and/or to a use and method for preventing or treating disorders related to cKIT (especially mutant cKIT/T670I), FLT3 (comprising mutant FLT3-ITD), PDGF, PDGF, and/or VEGFR2 activity in a subject.

Abstract: Disclosed is a kinase inhibitor, comprising a compound of formula (I) or a pharmaceutically acceptable salt, solvate, ester, acid, metabolite, or prodrug thereof. Also disclosed are a pharmaceutical composition comprising the kinase inhibitor and uses and methods for inhibiting the activity of one or more tyrosine kinases selected from MST1 and a mutant thereof in a cell or subject and for preventing or treating a disease related to MST1 or a mutant thereof in a subject by using the compound or composition.

Abstract: The present invention provides a novel inhibitor of FLT3 kinase, comprising a compound of formula (I) or a pharmaceutically acceptable salt, solvate, isomer, ester, acid, metabolite or prodrug thereof. The present invention also provides a pharmaceutical composition comprising the compound of formula (I), as well as the use and method for preventing or treating FLT3-related conditions, especially conditions related to mutant FLT3 kinase (particularly, FLT3/ITD mutant kinase).

Abstract: The present invention provides a compound represented by formula (I), or a pharmaceutically acceptable salt, a solvate, an ester, an acid, a metabolite or a prodrug thereof. The compound itself in the present invention or in combination with at least one therapeutic agent can be used for preventing or treating diseases, disorders or symptoms caused by the adjustment of the activity of tyrosine kinase C-KIT, or affected by the activity of the tyrosine kinase C-KIT or involving in the activity of the tyrosine kinase C-KIT, especially cancers or other cell proliferation diseases.

Abstract: The present application provides a compound of Formula (I) as an inhibitor against wild-type EGFR and/or mutant EGFR, which may be used for treating human non-small cell lung cancer individually or in combination with other therapeutic agent(s). The compound of Formula (I) of the present application may be used for treating patients of drug-resistant human non-small cell lung cancer harboring wild-type EGFR and/or EGFR T790M mutation and/or EGFR L858R mutation and/or EGFR delE746_A750 mutation.

Abstract: The present invention provides a novel inhibitor of FLT3 kinase, comprising a compound of formula (I) or a pharmaceutically acceptable salt, solvate, isomer, ester, acid, metabolite or prodrug thereof. The present invention also provides a pharmaceutical composition comprising the compound of formula (I), as well as the use and method for preventing or treating FLT3-related conditions, especially conditions related to mutant FLT3 kinase (particularly, FLT3/ITD mutant kinase).

Abstract: The present application provides a compound of formula I, which is a EGFR and ALK dual inhibitor and can be used alone or in combination with other therapeutic agents to treat diseases such as non-small cell lung cancer. The compounds of the present application are useful in the treatment of diseases carrying the EGFR wild-type gene, or carrying the EGFR T790M mutant gene and/or the EGFR L858R mutant gene and/or the EGFR delE746_A750 mutant gene, or in the treatment of diseases carrying the ALK wild-type gene, ALK F1174L mutant gene and/or ALK F1196M gene and/or EML4-ALK mutant gene and/or NPM-ALK mutant gene, and can be used in the first-line treatment of anaplastic lymphoma kinase (ALK) positive late-stage non-small cell Lung cancer.

Abstract: The present invention provides a compound represented by formula (I), or a pharmaceutically acceptable salt, a solvate, an ester, an acid, a metabolite or a prodrug thereof. The compound itself in the present invention or in combination with at least one therapeutic agent can be used for preventing or treating diseases, disorders or symptoms caused by the adjustment of the activity of tyrosine kinase C-KIT, or affected by the activity of the tyrosine kinase C-KIT or involving in the activity of the tyrosine kinase C-KIT, especially cancers or other cell proliferation diseases.

Abstract: The present application provides a compound of Formula (I) as an inhibitor against wild-type EGFR and/or mutant EGFR, which may be used for treating human non-small cell lung cancer individually or in combination with other therapeutic agent(s). The compound of Formula (I) of the present application may be used for treating patients of drug-resistant human non-small cell lung cancer harboring wild-type EGFR and/or EGFR T790M mutation and/or EGFR L858R mutation and/or EGFR delE746_A750 mutation.

Abstract: The present application provides a compound of formula I, which is a EGFR and ALK dual inhibitor and can be used alone or in combination with other therapeutic agents to treat diseases such as non-small cell lung cancer. The compounds of the present application are useful in the treatment of diseases carrying the EGFR wild-type gene, or carrying the EGFR T790M mutant gene and/or the EGFR L858R mutant gene and/or the EGFR delE746_A750 mutant gene, or in the treatment of diseases carrying the ALK wild-type gene, ALK F1174L mutant gene and/or ALK F1196M gene and/or EML4-ALK mutant gene and/or NPM-ALK mutant gene, and can be used in the first-line treatment of anaplastic lymphoma kinase (ALK) positive late-stage non-small cell Lung cancer.