The present disclosure provides selective phosphoinositide 3-kinase gamma inhibitors of Formula (I) including (I-a), (I-b), (I-c), and (I-d), or pharmaceutically acceptable salts thereof. These compounds are useful for the treatment of conditions mediated by one or more PI3K isoforms, such as PI3K gamma (PI3Kγ). The present disclosure further provides methods of inhibiting phosphoinositide 3-kinase gamma using these compounds for treatment of disorders related to phosphatidylinositol 3-kinase gamma activity.

A pyrimidine compound as an AXL inhibitor is provided. The structure of the pyrimidine compound is as shown in general formula I, and the definition of each substituent is as described in the description. The present invention further provides a preparation method for the pyrimidine compound. The pyrimidine compound of the present invention has significant AXL inhibitory activity, and can be used as an AXL inhibitor.

##STR00001##

Disclosed is a compound capable of inhibiting interleukin 17A (IL-17A), which is represented by formula (I). An application of the compound or a stereoisomer thereof in the preparation of drugs for inhibiting IL-17A is also provided.

##STR00001##

The present disclosure is directed to compounds of formula (I) and pharmaceutically acceptable salts thereof, which are useful as MAP4K1 inhibitors, processes for their preparation, pharmaceutical compositions comprising the compounds, and the use of the compounds or the compositions in the treatment or prevention of various diseases, conditions and/or disorders mediated by MAP4K1.

##STR00001##

A method for subjecting a compound [A] having a hydroxyl group or a primary or secondary amino group and a compound [B] having a substituent containing a phosphorus atom to a condensation reaction to prepare a compound [C] represented by the following general formula [C]: ##STR00001##
wherein the condensation reaction is carried out in a mixed solvent containing a polar solvent and a halogen solvent as a reaction solvent.

Provided herein are compounds, compositions, and methods useful for inhibiting protein tyrosine phosphatase, e.g., protein tyrosine phosphatase non-receptor type 2 (PTPN2) and/or protein tyrosine phosphatase non-receptor type 1 (PTPN1), and for treating related diseases, disorders and conditions favorably responsive to PTPN1 or PTPN2 inhibitor treatment, e.g., a cancer or a metabolic disease.

Provided herein are compounds of formula I: ##STR00001##
wherein the variables are defined herein, processes of making them, and methods of treating cancer comprising administering such compounds.

The present invention relates to the compounds of Formula I, methods of using these compounds as EGFR inhibitors, and pharmaceutical compositions comprising compounds thereof. The compounds are used for treating, preventing or ameliorating diseases or disorders such as cancer or infections.

##STR00001##

The invention provides a compound of formula (I): ##STR00001##
wherein R is as described herein. The invention also provides a process for the preparation of the compound.

A crystalline form and/or polymorph of a compound having the following structure (I), including tautomeric and zwitterionic forms thereof, are provided: ##STR00001##
Methods associated with preparation and use of the polymorphs, and pharmaceutical compositions comprising the same are also provided. Also provided are methods for preparing a compound having formula (I), or a salt, tautomer or zwitterionic form thereof.