Medicinal gliquidone crystal form and preparation method thereof

• Main Authors: ZHANG WEIWEI, LEE JEONG-EUI, ZHAO YUWEN, LI WEI, WANG HUALI, YAN BAOMING, ZHANG HAIBO, LU JUMING
• Format: Patent
• Language: Chinese; English
• Published: 13.12.2022
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

The invention relates to a gliquidone medicinal crystal form and a preparation method thereof, and belongs to the technical field of medicines. An X-ray powder diffraction spectrum represented by an angle of 2 [theta] has characteristic peaks at the positions of 10.52 to 10.92, 13.85 to 14.25, 15.13...