摘要:
Disclosed are a crystal of a maleate of a compound of formula (I), a preparation method for the crystal, a crystallization composition of same, a pharmaceutical composition of same, and uses thereof in preventing and treating a tumor.
摘要:
The present application belongs to the field of medicinal chemistry, and relates to crystals of an aniline pyrimidine compound serving as an EGFR inhibitor. Specifically, the present application relates to crystal A, crystal B and crystal C of N-(2-((2-(dimethyl amino)ethyl)(methyl)amino)-4-methoxy-5-(4-(3-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-1-base)pyrimidine-2-base amino)phenyl)acrylamide (formula I) hydrochloride, and also relates to the method for preparing the crystal A, the crystal B and the crystal C, a crystal composition comprising the crystal A, the crystal B, and the crystal C, a pharmaceutical composition comprising the crystal A, the crystal B and the crystal C or the crystal composition thereof, and medical uses thereof. The crystal A, the crystal B and the crystal C in the present application has the advantages of high purity, high crystallization degree, good stability and the like.
摘要:
Provided are 6-aryl amino pyridone formamide compound crystal and a preparation method therefor. In the present invention, 6-(2-chlorine-4-iodopheny amino)-N-(2-hydroxyl ethyoxyl)-5-methyl-4-oxo-4,5-dihydrofuran[3,2-c]pyridine-7-formamide is dissolved in a polar aprotic solvent, a second solvent is added for recrystallization, and a crystal is obtained. The crystallization method is simple to operate and conducive for industrial production. The produced crystal has high purity, good stability, and is conductive for pharmaceutical production and storage.
摘要:
A solid pharmaceutical composition comprising a quinazoline derivative or a medicinal salt thereof, and a preparation method therefor. Specifically, provided is a solid pharmaceutical composition comprising N 6 -(1-acryloylpiperidin-4-yl)-N 4 -(3-chloro-4-fluorophenyl)-7-methoxyquinazoline-4,6-diamine or a medicinal salt thereof, and a preparation method therefor and use thereof.
摘要:
Disclosed is a trifluoromethyl-substituted sulfonamide BCL-2-selective inhibitor, in particular disclosed are a compound of formula I, a stereoisomer or a pharmaceutically acceptable salt thereof, a preparation method therefor, and a pharmaceutical composition thereof. Also disclosed are the uses of said compound and of a pharmaceutical composition comprising same for treating anti-apoptotic BCL-2-related diseases, such as cancer.
摘要:
The present application relates to maleates of a compound of Formula I, methods for preparing the same, pharmaceutical compositions thereof and uses thereof in the treatment of tumors, such as non-small cell lung cancer, breast cancer, and other malignant tumors.