Pharmaceutical/API Drug Impurities/Metabolites
Clinivex provides high-quality pharmaceutical impurities and certified reference materials for research and pharmaceutical analytical applications. Our portfolio supports method development, validation, and regulatory compliance across pharmaceutical and research laboratories worldwide. Explore our extensive range of impurity reference standards designed to meet global quality requirements.
Showing 33–48 of 14401 results
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(-)-Tabersonine Hydrochloride
CAS Number: 29479-00-3
Molecular Formula: C21H24N2O2 · HCl
Catalogue Number: RCLST509300
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![(-)-trans-4-[4-(4’-Fluorophenyl)-3-piperidinylmethoxy]-2-methoxyphenol
(Paroxetine metabolite)](https://www.clinivex.com/wp-content/uploads/watermarked/1045-full.jpg?v=1772536177)
(-)-trans-4-[4-(4’-Fluorophenyl)-3-piperidinylmethoxy]-2-methoxyphenol (Paroxetine metabolite)
CAS Number: 112058-90-9
Molecular Formula: C19H22FNO3
Catalogue Number: RCLST047595
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(-)-α-Narcotinediol
CAS Number: 23942-99-6
Molecular Formula: C22H27NO7
Catalogue Number: RCLST098873
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(((7-Methylocta-2,6-dien-1-yl)oxy)methyl)benzene
CAS Number: N/A
Molecular Formula: C16H22O
Catalogue Number: RCLST023523
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![((2R,5S,10aS,10bS)-5-Benzyl-8,10b-bis(benzyloxy)-2-methyl-3,6-dioxooctahydro-2H-oxazolo[3,2-a]pyrrolo[2,1-c]pyrazin-2-yl)carbamic Acid Benzyl Ester](https://www.clinivex.com/wp-content/uploads/watermarked/560-full.jpg?v=1772536177)
((2R,5S,10aS,10bS)-5-Benzyl-8,10b-bis(benzyloxy)-2-methyl-3,6-dioxooctahydro-2H-oxazolo[3,2-a]pyrrolo[2,1-c]pyrazin-2-yl)carbamic Acid Benzyl Ester
CAS Number: N/A
Molecular Formula: C39H39N3O7
Catalogue Number: RCLST087782
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((2S,3R)-4-(Methoxymethoxy)-2,3-dimethyl-2,3-dihydrobenzofuran-3-yl)methanol
CAS Number: N/A
Molecular Formula: C13H18O4
Catalogue Number: RCLST856033
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((3S,4R)-4-(4-Ethoxyphenyl)-1-methylpiperidin-3-yl)methanol
CAS Number: N/A
Molecular Formula: C15H23NO2
Catalogue Number: RCLST537298
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((R)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)((S)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)methanone
CAS Number: N/A
Molecular Formula: C31H28N2O
Catalogue Number: RCLST520903
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![(+)-(1R,2R,5R)–Ethyl [(2-Hydroxypinan-3-ylene)amino]acetate](https://www.clinivex.com/wp-content/uploads/watermarked/1073-full.jpg?v=1772536177)
(+)-(1R,2R,5R)--Ethyl [(2-Hydroxypinan-3-ylene)amino]acetate
CAS Number: 90473-01-1
Molecular Formula: C14H23NO3
Catalogue Number: RCLST561919
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As experienced API impurities suppliers and impurity reference standards suppliers, we focus on quality, traceability, and timely global delivery. Our pharmaceutical analytical impurities assist in stability studies, quality control testing, and regulatory submissions, helping laboratories and manufacturers achieve accurate, compliant, and reliable results.
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