Abstract: Provided is an alkynyl(hetero)aromatic compound having an inhibitory effect to protein tyrosine kinase, a pharmaceutical composition comprising same, preparation and usage thereof. Specifically, disclosed is an alkynyl(hetero)aromatic compound as shown in formula (I), wherein rings A, R1, R2, R3, R4, R5, L, and B are defined in the description, a pharmaceutically acceptable salt, a stereoisomer, a solvate, a hydrate, a crystal form, a prodrug or an isotopic variant thereof. The compound can be used for treating and/or preventing protein tyrosine kinase-related diseases, such as anti-tumor.

Abstract: The present invention provides substituted pyrazole compounds, compositions containing same, and use thereof. The substituted pyrazole compounds comprise a compound represented by formula (I) or a tautomer, stereoisomer, prodrug, crystalline form, pharmaceutically acceptable salt, hydrate, or solvate thereof. The compound represented by formula (I) can serve as a tissue selective androgen receptor modulator (SARM), particularly serving as a drug for treating prostate cancer and other AR-dependent conditions and diseases in which AR antagonism is desired.

Abstract: Provided are a crystal form of a free base or a pharmaceutically acceptable salt of (R)-N-(4-(chlorodifluoromethoxy)phenyl)-6-(3-fluoropyrrolidin-1-yl)-5-(pyrazin-2-yl)nicotinamide (compound A), a preparation method therefor, and use of the compound in preparation of drugs for treating diseases mediated by Bcr-Abl kinase and mutants thereof, such as chronic granulocytic leukemia. Also provided are a method for preparing compound A, and a preparation containing compound A.

Abstract: Disclosed are alkynyl (hetero) aromatic ring compounds that inhibit protein tyrosine kinases, pharmaceutical compositions comprising same, preparations therefor and uses thereof. Specifically, disclosed are an alkynyl (hetero) aromatic ring compound represented by formula (I), and a pharmaceutically acceptable salt, a stereoisomer, a solvate, a hydrate, a crystal form, a prodrug or an isotope variant thereof. The disclosed compounds may be used in the treatment and/or prevention of diseases associated with protein tyrosine kinase, such as in preventing tumors.

Abstract: An N-benzenesulfonylbenzamide compound represented by the formula (I), or a crystal form, a prodrug, pharmaceutically acceptable salts, a stereoisomer, a solvate or a hydrate thereof, a pharmaceutical composition containing same, and a use thereof as a Bcl-2 protein inhibitor for preparing a medicament for treatment of leukemia or a cancer.

Abstract: The present invention relates to a crystalline form of a free base of a compound of formula (A) (compound A) or a pharmaceutically acceptable salt thereof, a preparation method therefor, and use of the compound in the preparation of a medicament for treating and/or preventing diseases mediated by ALK kinase and mutants thereof, such as cell proliferative diseases, inflammation, infections, immunological diseases, organ transplantation, viral diseases, cardiovascular diseases or metabolic diseases.

Abstract: A substituted amino heterocyclic carboxamide compound as represent by formula (?), or a pharmaceutically acceptable salt, a prodrug, a hydrate or a solvent compound, a crystal form, a stereoisomer or an isotopic variant of the compound, and a pharmaceutical composition thereof, and the use thereof as an FLT3/AXL kinase inhibitor for treating acute myelocytic leukemia.

Abstract: An antiviral nucleoside reverse transcriptase inhibitor compound as shown in formula (I), and a pharmaceutically acceptable salt, a stereoisomer, a solvate, a hydrate, a crystal form or an isotopic derivative of the compound. A preparation method therefor, a pharmaceutical composition thereof, and a use thereof in the preparation of a drug for treating and/or preventing viral infectious diseases, such as human immunodeficiency virus (HIV) and hepatitis B virus (HBV).

Abstract: A macrocycle represented by formula (I) and a pharmaceutical composition comprising the macrocycle, or a crystalline form, pharmaceutically acceptable salt, hydrate or solvent compound, stereoisomer, prodrug, or isotopic variant of the macrocycle. The macrocycle and the composition thereof inhibit a protein kinase.

Abstract: Provided in the present invention are a substituted aromatic fused ring derivative, a composition comprising the compound, and the use thereof. The substituted aromatic fused ring derivative is a compound as shown as formula (I) or a tautomer, stereoisomer, prodrug, crystal form, pharmaceutically acceptable salt, hydrate or solvate thereof. The compound and the composition of the present invention can be used to treat various protein tyrosine kinase-mediated diseases or conditions.

Abstract: A substituted amino heterocyclic carboxamide compound as represent by formula (?), or a pharmaceutically acceptable salt, a prodrug, a hydrate or a solvent compound, a crystal form, a stereoisomer or an isotopic variant of the compound, and a pharmaceutical composition thereof, and the use thereof as an FLT3/AXL kinase inhibitor for treating acute myelocytic leukemia.

Abstract: The present invention relates to a pharmaceutical composition of a substituted pyridazinone compound and use thereof. The substituted pyridazinone compound is a compound as represented by formula (I), or a pharmaceutically acceptable salt, a prodrug, a hydrate or solvent compound, a crystalline form, and a stereoisomer or isotopic variant thereof. The compound is a THR-beta agonist which can be used for treating and/or preventing diseases regulated by thyroid hormone analogues.

Abstract: Provided in the present invention are a substituted pyrrolotriazine compound, a pharmaceutical composition thereof and a use thereof, the pyrrolotriazine compound being a compound represented by formula (I), or a pharmaceutically acceptable salt, prodrug, hydrate or solvent compound, crystalline form, stereoisomer or isotope variant thereof. The compound and composition of the present invention may be used in the treatment of conditions associated with KIT and/or PDGFR?.

Abstract: Provided are pharmaceutical compositions comprising substituted pyrazolo[1,5-a]pyrimidine compounds and the use thereof. The compositions may comprise the substituted pyrazolo[1,5-a]pyrimidine compound or a pharmaceutically acceptable salt, prodrug, hydrate or solvate, polymorph, stereoisomer or isotopic variant thereof, and can be used for treating diseases treatable with Trk kinase inhibitors.

Abstract: An antiviral nucleoside reverse transcriptase inhibitor compound as shown in formula (I), and a pharmaceutically acceptable salt, a stereoisomer, a solvate, a hydrate, a crystal form or an isotopic derivative of the compound. A preparation method therefor, a pharmaceutical composition thereof, and a use thereof in the preparation of a drug for treating and/or preventing viral infectious diseases, such as human immunodeficiency virus (HIV) and hepatitis B virus (HBV).

Abstract: The present invention relates to a compound of a novel antiviral nucleoside reverse transcriptase inhibitor, a pharmaceutical composition containing the compound, and preparation and application of the compound. Specifically, disclosed in the present invention are a fused pyrimidine compound as represented by formula (I) and a pharmaceutical composition comprising the compound, or a pharmaceutically acceptable salt, stereoisomer, solvate, hydrate, crystal form, prodrug or isotopic derivative of the compound. The compound of the present invention can be used for treatment and/or prevention of infectious diseases caused by viruses, such as human immunodeficiency virus (HIV), hepatitis B virus (HBV).

Abstract: Provided in the present invention are a pharmaceutical composition of a substituted diphenylaminopyrimidine compound and a use thereof, wherein the compound is the compound as shown in formula (I), or a pharmaceutically acceptable salt, prodrug, hydrate or solvate, crystal form, N-oxide and various diastereomers thereof. The compound of the present invention can be used for treating diseases that can be treated with the JAK2 kinase inhibitor.

Abstract: A di(hetero)aryl macrocyclic compound having an inhibitory effect on protein kinase activity, preparation and the use thereof. Specifically, disclosed are a di(hetero)aryl macrocyclic compound represented by formula (I), or a pharmaceutically acceptable salt, an enantiomer, a diastereomer, a racemate, a solvate, a hydrate, a polymorph, a prodrug or an active metabolite thereof, a pharmaceutical composition comprising said compound and the derivative thereof, and methods of using the same, including methods of treating cancers, pain, neurological diseases, autoimmune diseases and inflammation.

Abstract: Provided are a pharmaceutical composition of a substituted pyrazolo[1,5-a]pyrimidine macrocyclic compound and the use thereof. The pyrazolo[1,5-a]pyrimidine macrocyclic compound is a compound as shown in formula (Aa), or a pharmaceutically acceptable salt, a prodrug, a hydrate or a solvate, a crystal form, a stereoisomer or an isotopic variant thereof. The compound of the present invention is an inhibitor of the Trk kinase, and can be used for treating pain, cancers, inflammation, neurodegenerative diseases and certain infectious diseases.

Abstract: Provided are a (hetero)arylamide compound as shown in formula (I) having an inhibitory effect on protein kinase activity, a pharmaceutically acceptable salt, a stereoisomer, a solvate or hydrate thereof, a pharmaceutical composition including the compound or a derivative thereof, and a method for preparing the compound. The compound can be used as an irreversible inhibitor for protein kinase, for preparing a plurality of drugs including an anti-tumour drug.