摘要:
Disclosed are a crystal form of a dapagliflozin intermediate and a preparation method therefor, and specifically disclosed are a crystal form of the dapagliflozin intermediate (2S,3R,4S,5S,6R)-2-(4-chloro-3-(4-ethoxybenzyl)phenyl)-2-ethoxy-6-(methylhydroxyl) tetrahydro-2H-pyran-3,4,5-triol and a preparation method therefor. The advantages thereof lie in that an intermediate can be highly purified to obtain a sample with a purity of 99.3% or more, wherein same has an important significance for improving the quality of the dapagliflozin, and the preparation process is simple and suitable for industrial production.
摘要:
Problems of the present invention is to provide a novel compound or a salt thereof capable of activating natural killer T cell, a natural killer T cell activating agent containing such a compound or a salt thereof, and a pharmaceutical composition. The compound of the present invention is a compound represented by the following formula (1) or a salt thereof. It is preferable that total carbon number of the number of carbon atoms in the monovalent hydrocarbon group in R 1 in the formula (1) excluding a sustitutent and the number of carbon atoms in the divalent hydrocarbon group in X 1 is 5 to 50. The natural killer T cell activating agent contains the aforementioned compound or a salt thereof. The pharmaceutical composition contains the aforementioned compound or a pharmacologically acceptable salt threof.
摘要:
The present invention relates to synthetic saccharides of general formula (I) that are related to Streptococcus pneumoniae serotype 4 capsular polysaccharide and conjugates thereof. Said conjugate and a pharmaceutical composition containing said conjugate are useful for prevention and/or treatment of diseases associated with Streptococcus pneumoniae, and more specifically of diseases associated with Streptococcus pneumoniae serotype 4. Furthermore, the synthetic saccharides of general formula (I) are useful as marker in immunological assays for detection of antibodies against Streptococcus pneumoniae bacteria.
摘要:
The subject matter of the present invention is a compound characterized in that it has the general formula (I): in which P 1 , X, n, A, L and L 1 are as defined in Claim 1. The present invention also relates to a process for preparing said compounds (I) and to the use thereof for targeting the cation-independent mannose 6-phosphate receptor (CI-M6PR). The subject matter of the invention is also a conjugate of formula (III): in which P 1 , X, n, A, L and L' 1 are as defined in Claim 6, and the use thereof: - in a method for therapeutic treatment of the human or animal body, in particular chosen from enzyme replacement therapy, photodynamic therapy or cancer treatment, and/or - in a method of diagnosis, in particular of diseases or of ailments associated with an increase or with a decrease in CI-M6PR expression.
摘要:
This invention relates to carbamate-containing or thiocarbamate-containing galacto-pyranosyl compounds useful as therapeutic agents and being represented by the structural formula (II), wherein: X is O or S, R is selected from the group consisting of C1-8 alkyl, C3-10 cycloalkyl, aryl-C1-4 alkyl, heterocyclyl-C1-4 alkyl, cycloalkyl-C1-4 alkyl, aryl and heterocyclyl, wherein R is optionally substituted with one or more R9; R2, R3, R4, R6 and R7 are independently selected from the group consisting of hydroxyl and protected hydroxyl groups; R5 is selected from the group consisting C6-30 alkyl and arylalkyl; R8 is C6-30 alkyl; and each R9 is independently selected from the group consisting of halogen, hydroxy, trifluoromethyl, trifluoromethoxy, C1-8 alkoxy, C1-6 alkyl, cyano, methylthio, phenyl, phenoxy, chloromethyl, dichloromethyl, chloro-difluoromethyl, acetyl, nitro, benzyl, heterocyclyl and di-C1-4 alkyl-amino, or a pharmaceutically acceptable salt thereof.
摘要:
The invention relates to a bactericidal or bacteriostatic composition comprising an acetal or a long-chain alkyl hexitane ether, preferably sorbitan, arlitan or mannitan, the user thereof in the treatment or prevention of infections involving Gram-positive bacteria, the use thereof as a hygiene or dermatological product for external use, as well as a method for disinfecting surfaces.