非布索坦杂质24, Febuxostat Impurity 24

反式-(3-羟基环戊基)氨基甲酸叔丁酯, trans-(3-Hydroxycyclopentyl)carbamic acid tert-butyl ester

2-(1-((叔丁氧基羰基)氨基)环丁基)乙酸, 2-(1-((tert-Butoxycarbonyl)amino)cyclobutyl)acetic acid

1-(4-氨基苯基)哌啶-4-醇, 1-(4-Aminophenyl)piperidin-4-ol

2-甲基-4-(三氟甲氧基)苯酚, 2-Methyl-4-(trifluoromethoxy)phenol

2-(3-氟苯基)乙酸甲酯, Methyl 2-(3-fluorophenyl)acetate

(5-氟-2-氧代-1,2-二氢吡啶-4-基)硼酸, (5-Fluoro-2-oxo-1,2-dihydropyridin-4-yl)boronic acid

3-羟基异丙托溴铵, 3-Hydroxy Ipratropium Bromide

氯雷他定杂质E, Loratadine Impurity E

5-环丙基噻唑-2-胺, 5-Cyclopropylthiazol-2-amine