Abstract: The present disclosure provides Siglec ligands that have particular linkers. Also provided are conjugates that include a biologically active substance that is covalently bonded to the connecting group of the Siglec ligands. For instance, the biologically active substance can be a biotherapeutic or an autoantigen. The linkers can have advantageous properties that improve the technical qualities of the corresponding conjugates.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof. Furthermore, provided herein are compounds having the following formulas (IV), (V), (VII) and (VIII): wherein R, R2, R3, R4, Hal and Hal2 are as defined herein, for preparation of the Heteroaryl Compounds.

Abstract: Provided herein are methods to prepare Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein. The Heteroaryl compounds are useful for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are methods to prepare Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein. The Heteroaryl compounds are useful for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are methods to prepare Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein. The Heteroaryl compounds are useful for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions.

Abstract: Provided herein are methods to prepare Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein. The Heteroaryl compounds are useful for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds of formula (I): wherein R1 and R2 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing inflammatory conditions or cancer, and conditions treatable or preventable by inhibition of a kinase or a kinase pathway comprising administering an effective amount of a Heteroaryl Compound to a subject in need thereof.

Abstract: Provided herein are Heteroaryl Compounds of formula (I): wherein R1 and R2 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing inflammatory conditions or cancer, and conditions treatable or preventable by inhibition of a kinase or a kinase pathway comprising administering an effective amount of a Heteroaryl Compound to a subject in need thereof.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are methods to prepare Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein. The Heteroaryl compounds are useful for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions.

Abstract: Provided herein are Heteroaryl Compounds having the following structure: wherein R1-R4 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing cancer, inflammatory conditions, immunological conditions, neurodegenerative diseases, diabetes, obesity, neurological disorders, age-related diseases, or cardiovascular conditions, comprising administering an effective amount of a Heteroaryl Compound to a patient in need thereof.

Abstract: Provided herein are Heteroaryl Compounds of formula (I): wherein R1 and R2 are as defined herein, compositions comprising an effective amount of a Heteroaryl Compound and methods for treating or preventing inflammatory conditions or cancer, and conditions treatable or preventable by inhibition of a kinase or a kinase pathway comprising administering an effective amount of a Heteroaryl Compound to a subject in need thereof.

Abstract: Provided herein are compounds having TNF? and/or PDE4 and/or B-RAF inhibitory activity, and compositions thereof. In particular, provided herein are compounds of the formula I: and pharmaceutically acceptable salts, solvates, hydrates, clathrates, stereoisomers, polymorphs and prodrugs thereof, wherein Ar, R1, R2, R3, R4, n and Z are as described herein. Further provided herein are methods for treating or preventing various diseases and disorders by administering to a patient one or more TNF? and/or PDE4 and/or B-RAF inhibitors. In particular, provided herein are methods for preventing or treating cancer, inflammatory disorders, cognition and memory disorders and autoimmune disorders, or one or more symptoms thereof by administering to a patient one or more TNF? and/or PDE4 and/or B-RAF inhibitors.