SALT OF PYRAZOLOQUINOLINE DERIVATIVE, AND CRYSTAL THEREOF

• Main Author: SHUNSUKE OZAKI
• Format: Patent
• Language: English; Spanish
• Published: 25.02.2016
• 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 present invention provides a salt produced from at least one acid selected from the group consisting of hydrochloric acid, hydrobromic acid, sulfuric acid, nitric acid, phosphoric acid, malonic acid, maleic acid, tartaric acid, methanesulfonic acid, benzenesulfonic acid and toluenesulfonic acid and (S)-7-(2-methoxy-3,5-dimethylpyridin-4-yl)-1- (tetrahydrofuran-3-yl)-1H-pyrazolo[4,3-c]quinolin-4(5H)-one or a crystal of the salt, which can be used as an active ingredient for medicines. La presente invención proporciona una sal de (S)-7-(2- metoxi-3,5-dimetilpiridin-4-il)-1- (tetrahidrofuran-3-il) -lHpirazolo[4,3-c]quinolin-4(5H)-ona y un ácido seleccionado del grupo constituido por ácido clorhídrico, ácido bromhídrico, ácido sulfúrico, ácido nítrico, ácido fosfórico, ácido malónico, ácido maleico, ácido tartárico, ácido metanosulfónico, ácido bencenosulfónico y ácido toluenosulfónico; o un cristal de esta con potencial para su uso como sustancia farmacéutica en fármacos.