Disclosed are pyridinone compounds, method for preparing these compounds, and methods for treating fibrotic disorders.

An ursolic acid derivative can have the following structural formula: ##STR00001##
The ursolic acid derivative exhibits potent selective calcium channel blocker activities and may be used to treat a disease or condition for which calcium channel regulation is useful.

The present invention relates to an oxopicolinamide derivative, a preparation method therefor and the pharmaceutical use thereof. In particular, the present invention relates to an oxopicolinamide derivative as shown in the general formula (AI), a preparation method therefor and a pharmaceutical composition comprising the derivative, and to the use thereof as a therapeutic agent, in particular as an inhibitor of blood coagulation factor XIa (Factor XIa, FXIa for short) and the use thereof in the preparation of a drug for treating diseases such as thromboembolism, wherein the definition of each substituent in the general formula (AI) is the same as defined in the description.

##STR00001##

An OLED device includes, in order, an electron blocking layer, an organic emissive layer, and a hole blocking layer. Its organic emissive layer contains at least four components: an electron transporting compound, a host, a hole transporting compound, and an emitting compound capable of phosphorescence emission at room temperature. The emitting compound has HOMO energy level of 5.2 eV or lower and a LUMO energy level of 2.5 eV or higher.

An OLED device includes, in order, an electron blocking layer, an organic emissive layer, and a hole blocking layer. Its organic emissive layer contains at least four components: an electron transporting compound, a host, a hole transporting compound, and an emitting compound capable of phosphorescence emission at room temperature. The emitting compound has HOMO energy level of 5.2 eV or lower and a LUMO energy level of 2.5 eV or higher.

The present invention provides novel compounds with improved solubility and altered pharmacokinetic properties. The compounds of the present invention may be represented by Formula (I).

##STR00001##

The present invention provides novel compounds with improved solubility and altered pharmacokinetic properties. The compounds of the present invention may be represented by Formula (I).

##STR00001##

The present disclosure provides compounds of formula (I) that function as modulators of mitochondrial aldehyde dehydrogenase-2 (ALDH2) activity, and methods of preparing these compounds.

Disclosed herein are prolyl hydroxylase inhibitors that can stabilize hypoxia inducible factor-1 alpha (HIF-1?), as well as hypoxia inducible factor-2 (HIF-2). Also disclosed herein are pharmaceutical compositions comprising one or more of the disclosed compounds. Yet further disclosed are methods for stimulating the cellular immune response in a mammal such as increasing phagocytosis, for example, prolonging the life of phagocytes, inter alia, kerotyiocytes, neutrophils. As such the disclosed compounds provide methods for treating diseases that relate to the body's immune response.

Disclosed herein are prolyl hydroxylase inhibitors that can stabilize hypoxia inducible factor-1 alpha (HIF-1?), as well as hypoxia inducible factor-2 (HIF-2). Also disclosed herein are pharmaceutical compositions comprising one or more of the disclosed compounds. Yet further disclosed are methods for stimulating the cellular immune response in a mammal such as increasing phagocytosis, for example, prolonging the life of phagocytes, inter alia, kerotyiocytes, neutrophils. As such the disclosed compounds provide methods for treating diseases that relate to the body's immune response.