The present invention pertains to a novel compound having anticancer activity, and a method for producing same, and more specifically, to a novel compound that exhibits excellent anticancer activity by inhibiting the expression of AIMP2-DX2, and a method for producing same. The compound represented by chemical formula 1 according to the present invention is highly effective in inhibiting the expression of AIMP2-DX2, and thus can be very advantageously used for the development of agents for treating various diseases, in particular cancer, caused by AIMP2-DX2.

The present invention pertains to a novel compound having anticancer activity, and a method for producing same, and more specifically, to a novel compound that exhibits excellent anticancer activity by inhibiting the expression of AIMP2-DX2, and a method for producing same. The compound represented by chemical formula 1 according to the present invention is highly effective in inhibiting the expression of AIMP2-DX2, and thus can be very advantageously used for the development of agents for treating various diseases, in particular cancer, caused by AIMP2-DX2.

The present disclosure relates to chemical entities useful as inhibitors of Ubiquitin Specific Peptidase 30 (USP30), pharmaceutical compositions comprising the chemical entities, and methods of using the chemical entities. The chemical entities as disclosed herein can be useful in the treatment of a disease, disorder, or condition involving mitochondrial dysfunction, including neurodegenerative diseases, motor neuron diseases, metabolic disorders, and cancers, among other ailments.

The present disclosure relates to chemical entities useful as inhibitors of Ubiquitin Specific Peptidase 30 (USP30), pharmaceutical compositions comprising the chemical entities, and methods of using the chemical entities. The chemical entities as disclosed herein can be useful in the treatment of a disease, disorder, or condition involving mitochondrial dysfunction, including neurodegenerative diseases, motor neuron diseases, metabolic disorders, and cancers, among other ailments.

The present invention relates to novel antiviral compounds with specific stereoconfiguration, especially to specific novel enantiomers, to a process for their preparation and to their use as medicaments, in particular as antiviral medicaments.

The present invention relates to novel antiviral compounds with specific stereoconfiguration, especially to specific novel enantiomers, to a process for their preparation and to their use as medicaments, in particular as antiviral medicaments.

Provided are a new class of hydrazone amide derivatives and the use thereof in the preparation of anti-osteoporosis drugs, wherein the structural formula of the hydrazone amide derivative is as shown in formula (I), and same are a new class of compounds with an anti-osteoporosis effect.

##STR00001##

The present disclosure provides a brand-new hydrazone amide derivative and an application thereof in preparation of medicaments for preventing and treating alopecia. The structural formula of the hydrazone amide derivative is shown in formula (I), and the hydrazone amide derivative is a brand-new compound for stimulating hair follicle growth and preventing and treating alopecia.

##STR00001##

The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof:

X-A-Y-L-R  (I)

which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

Covalent conjugation of an alpha amino acid ester to a modulator of the activity of a target intracellular enzyme or receptor, wherein the ester group of the conjugate is hydrolysable by one or more intracellular carboxylesterase enzymes to the corresponding acid, leads to accumulation of the carboxylic acid hydrolysis product in the cell and enables improved or more prolonged enzyme or receptor modulation relative to the unconjugated modulator.