Beijing Scitech-Mq Pharmaceuticals Limited

Leifu Yang

Qiang Zhang

Shannan Yu

Nanqiao Zheng

Hongbo Zhang

Hailong Yang

Zhanqiang Xu

Likai Zhou

Shouye Feng

Zhongxiang Wang

Chenming Hu

Yansheng Liu

Yueming Sun

Wang Sheng

Xingfu Li

Zhiyong Pan

Zhenke Guo

Disclosed are a class of compounds as inhibitors of kinases such as TRK, c-MET, AXL, MER and/or VEGFR2, compositions and use thereof. In particular, disclosed are a class of compounds (as shown in formula (1)) or isomers, solvates, hydrates, pharmaceutically acceptable salts, and prodrugs thereof having strong inhibition activities for kinases such as TRK, c-MET, AXL, MER and/or VEGFR2, and pharmaceutical compositions comprising said compounds. Also disclosed is use of the compounds or pharmaceutical compositions in the preparation of a medicament for treating autoimmune diseases or cancers.

Substituted aromatic ring-linked dioxinoquinazolines and dioxinoquinolines as kinase inhibitors

Provided are an oxazino-quinazoline and oxazino-quinoline type compound, a preparation method, and uses thereof. More particularly provided is a compound shown in formula (I), an isomer, a hydrate, a solvate, a pharmaceutically acceptable salt, a prodrug thereof, a preparation method, and uses thereof in preparing a drug acting as a kinase inhibitor. 

Oxazino-quinazoline and oxazino-quinoline type compound, preparation method and uses thereof

The present invention relates to an urea-substituted aromatic ring-linked dioxinoquinoline compound of formula (I), or a pharmaceutically acceptable salt or a hydrate thereof. The invention also provides a preparation method of the compound of formula (I) and a pharmaceutically acceptable salt thereof, as well as uses thereof as a drug, wherein the drug acting as a tyrosine kinase (i.e. VEGFR-2, C-RAF, B-RAF, and RET) inhibitor is used for treating disorders related to tyrosine kinase. 

Urea-substituted aromatic ring-linked dioxinoquinoline compounds, preparation method and uses thereof

The present invention relates to a dioxinoquinoline compound of formula (I) or a pharmaceutically acceptable salt thereof. The invention also provides a preparation method of the compound of formula (I) and a pharmaceutically acceptable salt thereof, as well as uses thereof as a drug, wherein the drug acting as a tyrosine kinase (i.e. VEGFR-2 and c-MET) inhibitor is used for treating disorders related to tyrosine kinase. 

Dioxinoquinoline compounds, preparation method and uses thereof

The present invention relates to a urea-substituted aromatic ring-linked dioxinoquinazoline and a urea-substituted aromatic ring-linked dioxinoquinoline of Formula (I), or a pharmaceutically acceptable salt thereof or a hydrate thereof. Also provided are the preparation of the compound as shown in Formula (I) and the pharmaceutically acceptable salt thereof and the use thereof as a drug. The drug is used as an inhibitor of tyrosine kinases (e.g., VEGFR-2, C-RAF, B-RAF) for treating tyrosine kinase-related diseases. 

Urea-substituted aromatic ring-linked dioxane-quinazoline and -linked dioxane-quinoline compounds, preparation method therefor and use thereof

The present invention relates to an N-substituted-phenyl-5-substituted-alkoxy-2,3-dihydro-[1,4]dioxane[2,3-f]quinazolin-10-amine (I) or 4-substituted-arylamino-6-substituted-alkyl-6H-[1,4]oxazino[3,2-g]quinazoline-7(8H)-one (II) type compounds, a preparation method thereof and an application thereof as an inhibitor for epidermal growth factor receptor (EGFR) (comprising some mutant forms of EGFR) to treat cancer. These compounds and salts thereof can be used to treat or prevent various cancer diseases.

Quinazoline heterocyclic compound as EGFR kinase inhibitor and preparation and application thereof

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Beijing, China

Leifu Yang