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: 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: 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: 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.

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.

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.

Abstract: A di(hetero)aryl macrocyclic compound having an inhibitory effect on protein kinase activity, preparation therefor 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 for using same, including methods for treating cancers, pain, neurological diseases, autoimmune diseases and inflammation.

Abstract: A substituted boric acid compound, a pharmaceutical composition including the same, and an application thereof. The substituted boric acid compound is a compound represented by formula (I), or a crystal form, a pharmaceutically acceptable salt, a prodrug, a stereoisomer, a hydrate, or a solvent compound thereof. The boric acid compound has proteasome inhibitory activity, good pharmacodynamic/pharmacokinetic performance, good applicability, and high safety, and can be used for preparing drugs for treating diseases related to proteasomes.

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: 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 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.

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 comprising 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 comprising an anti-tumour drug.

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: 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 comprising 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 comprising an anti-tumour drug.

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 comprising 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 comprising an anti-tumour drug.