Abstract: The present disclosure relates to a composite reverse osmosis membrane and a preparation method therefor. The preparation method of the present disclosure can realize the preparation of a composite reverse osmosis membrane having a high flux, a high desalinization rate, a high deboration rate and high contamination resistance in a simple operation and high reaction efficiency manner.

Abstract: The present invention has disclosed SHP2 phosphatase inhibitors and its applications. Specifically, the present invention has disclosed the compounds shown in the general formula (I), methods of preparation thereof, and pharmaceutical compositions containing the compound, and their use as tyrosine phosphatase SHP-2 inhibitors in the treatment of leukemia, neuroblastoma, melanoma, acute myeloid leukemia, breast cancer, esophageal cancer, lung cancer, colon cancer, head cancer, pancreatic cancer, head and neck squamous cell carcinoma, stomach cancer, liver cancer, anaplastic large cell lymphoma, and glioblastoma, wherein each substituent in general formula (I)k is as defined in the specification.

Abstract: KRASG12D mutant protein inhibitors, as shown by formula (I), a composition containing the inhibitor and pharmaceutically acceptable salt, syntheses, intermediates, formulations, and the use thereof. The compounds of the invention have good activity and safety in inhibiting tumor growth.

Abstract: Disclosed are a heterocyclic compound acting as a BTK (Bruton's Tyrosine Kinase) inhibitor, a preparation method and a medical application thereof. Specifically, the present disclosure relates to a compound represented by the general formula (I) and a pharmaceutically acceptable salt thereof, a pharmaceutical composition containing the compound and/or the pharmaceutically acceptable salt thereof, and a use applying the compound or the pharmaceutically acceptable salt in the treatment or prevention of BTK-related disorders, especially tumors. The present disclosure relates to a class of heterocyclic compounds and at the same time provides the preparation method for the pharmaceutical composition containing this class of compounds or the pharmaceutically acceptable salt thereof. Each substituent of the general formula (I) has the same definition as that in the specification.

Abstract: A KRASG12C mutant protein inhibitor, as shown by formula (I), a composition containing the inhibitor and pharmaceutically acceptable salt, syntheses, intermediates, formulations, and the use thereof. The compounds of the invention have good activity and safety in inhibiting tumor growth.

Abstract: Disclosed are a heterocyclic compound used as a FGFR (Fibroblast Growth Factor Receptor) inhibitor, a preparation method thereof, and a pharmaceutical application thereof. Specifically, the present disclosure relates to a compound represented by general formula I and a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the found and/or the pharmaceutically acceptable salt, and a use of the compound or the pharmaceutically acceptable salt in treating or preventing disorders related to FGFR kinase, specifically tumor drugs, and the compound is a class of heterocyclic compound, and at the same time the present disclosure provides a preparation method for the pharmaceutical composition of the compound and the pharmaceutically acceptable salt. Definition of substituents in general formula I is identified with that in the description.

Abstract: A pyrimidine derivative and the preparation method and use thereof. The said pyrimidine derivative is a diaryl pyrimidine derivative or a diaryl benzo pyrimidine derivative which has the structure shown as the Formula I and IV. Present pyrimidine derivative can be used for the prevention or the treatment of HIV.

Abstract: A pyrimidine derivative and the preparation method and usethereof. The said pyrimidine derivative is a diaryl pyrimidine derivative or a diaryl benzo pyrimidine derivative which has the structure shown as the Formula I and IV. Present pyrimidine derivative can be used for the prevention or the treatment of HIV.