Reference Substance
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- Structure:
- Chemical Name:(2S,5R)-N-(3-aminopropyloxy)-7-oxo-6-(sulfooxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxamide trifluoroacetic acid salt
- CAS:1572989-40-2
- MF:C12H19F3N4O9S
- Chemical Name:Ritonavir EP Impurity ABC
- CAS:
- MF:
- Structure:
- Chemical Name:1-Cyclohexene-1-carboxylic acid, 5-((3-(3,4-dihydroxyphenyl)-1-oxo-2-p ropenyl)oxy)-3,4-dihydroxy-, (3R-(3alpha,4alpha,5beta))-
- CAS:73263-62-4
- MF:C16H16O8
- Structure:
- Chemical Name:Benzenecarboximidic acid, 4-[3-(aminocarbonyl)-5-ethoxy-1,4-dihydro-2,8-dimethyl-1,6-naphthyridin-4-yl]-3-methoxy-, ethyl ester
- CAS:2640280-83-5
- MF:C23H28N4O4
- Structure:
- Chemical Name:alpha-(3,4-dihydroxyphenyl)lactic acid
- CAS:22681-72-7
- MF:C9H10O5
- Structure:
- Chemical Name:2-AMINO-3,5-DIBROMOBENZYL ALCOHOL
- CAS:50739-76-9
- MF:C7H7Br2NO
- Structure:
- Chemical Name:(R)-Pramipexole
- CAS:104632-28-2
- MF:C10H17N3S
- Structure:
- Chemical Name:Aprepitant-d4
- CAS:1133387-60-6
- MF:C23H17D4F7N4O3
- Structure:
- Chemical Name:(13α,14β,17α,20S)-5α-Lanosta-8,24-dien-3β-ol
- CAS:514-46-5
- MF:C30H50O
- Structure:
- Chemical Name:3-(Bromomethyl)-2-cyclopropyl-4-(4'-fluorophenyl)quinoline
- CAS:154057-56-4
- MF:C19H15BrFN
- Structure:
- Chemical Name:1-[1-(Bromomethyl)ethenyl]-2,4-difluoro-benzene
- CAS:159276-58-1
- MF:C9H7BrF2
- Structure:
- Chemical Name:3-Dechloro-3-broMo Trazodone Hydrochloride
- CAS:1263278-80-3
- MF:C19H23BrClN5O
- Structure:
- Chemical Name:N,N'-Desethylene-N,N'-diforMyl Levofloxacin
- CAS:151377-74-1
- MF:C18H18FN3O6
- Structure:
- Chemical Name:(+)-Fluprostenol
- CAS:54276-17-4
- MF:C23H29F3O6
- Structure:
- Chemical Name:Atorvastatin IMpurity G
- CAS:887324-53-0
- MF:C34H37FN2O5
- Structure:
- Chemical Name:Atorvastatin Impurity 20
- CAS:1016893-70-1
- MF:C14H23NO4
- Structure:
- Chemical Name:EsoMeprazole related substance H193/61
- CAS:784143-42-6
- MF:C18H21N3O3S
- Structure:
- Chemical Name:(6R,7S)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]aMino]-2-(4-hydroxyphenyl)acetyl]aMino]-3-[[(1-Methyl-1H-tetrazol-5-yl)thio]Methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
- CAS:1315481-36-7
- MF:C25H27N9O8S2
- Structure:
- Chemical Name:[6R-[6α,7β(E)]]-7-[[(2-AMino-4-thiazolyl)[(car
- CAS:97164-56-2
- MF:C16H15N5O7S2
- Structure:
- Chemical Name:1-(o-Chloro-α-phenylbenzyl)piperazine
- CAS:109036-15-9
- MF:C17H19ClN2
- Structure:
- Chemical Name:2-AMino-3-(4-broMobenzoyl)benzoic Acid
- CAS:241496-82-2
- MF:C14H10BrNO3
- Structure:
- Chemical Name:2-[(2-FuranylMethyl)sulfinyl]-N-[4-[[4-(1-piperidinylMethyl)-2-pyridinyl]oxy]butyl]acetaMide
- CAS:118288-14-5
- MF:C22H31N3O4S
- Structure:
- Chemical Name:2-[2-(2-Methyl-5-nitroiMidazol-1-yl)ethoxy]ethanol
- CAS:16156-94-8
- MF:C8H13N3O4
- Structure:
- Chemical Name:6-broMo-8-cyclopentyl-5-Methyl-2-(5-(piperazin-1-yl)pyridin-2-ylaMino)pyrido[2,3-d]pyriMidin-7(8H)-one
- CAS:851067-56-6
- MF:C22H26BrN7O
- Structure:
- Chemical Name:4,5,6,7-Tetrahydro-1-(4-methoxyphenyl)-6-[4-(5-methyl-2-oxo-1-piperidinyl)phenyl]-7-oxo-1H-pyrazolo[3,4-c]pyridine-3-carboxamide
- CAS:1686149-74-5
- MF:C26H27N5O4
- Structure:
- Chemical Name:N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)isobutyraMide
- CAS:198470-82-5
- MF:C20H20N2O4S
- Structure:
- Chemical Name:BroMocriptine IMpurity E
- CAS:2492-53-7
- MF:C16H16BrN3O
- Structure:
- Chemical Name:Cefazolin SodiuM iMpurity G
- CAS:1172998-53-6
- MF:C11H10N6O4S
- Structure:
- Chemical Name:Naphazoline IMpurity D
- CAS:22126-67-6
- MF:C14H14N2
- Structure:
- Chemical Name:19-Epi FK-506
- CAS:144490-63-1
- MF:C44H69NO12
- Structure:
- Chemical Name:4-(6,8-Dibromo-3(4H)-quinazolinyl)-cyclohexanol
- CAS:1797894-71-3
- MF:C14H16Br2N2O
- Structure:
- Chemical Name:(R)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethylaMine
- CAS:608142-27-4
- MF:C12H19NO4S
- Chemical Name:Tadalafil EP IMpurity G
- CAS:
- MF:
- Structure:
- Chemical Name:(8β)-9,10-Didehydro-8-[[[(1,1-diMethylethyl)diMethylsilyl]oxy]Methyl]-6-Methylergoline
- CAS:1075250-72-4
- MF:C22H32N2OSi
- Structure:
- Chemical Name:6”-O-xylosyl-glycitin
- CAS:231288-18-9
- MF:C27H30O14
- Structure:
- Chemical Name:Riboflavin-[13C4,15N2] (Vitamin B2-[13C4,15N2])
- CAS:1217461-14-7
- MF:C17H20N4O6
- Structure:
- Chemical Name:Apixaban Related Compound 4
- CAS:99585-01-0
- MF:C6H10Cl2O
- Structure:
- Chemical Name:Bifendate Impurity A
- CAS:1181519-47-0
- MF:C21H19N5O2S
- Structure:
- Chemical Name:6,6-DIBROMOPENICILLANIC ACID
- CAS:24158-88-1
- MF:C8H9Br2NO3S
- Structure:
- Chemical Name:Tetrabenazine Related Impurity 3
- CAS:19328-35-9
- MF:C19H27NO3
- Structure:
- Chemical Name:Pitavastatin Impurity 8
- CAS:1044518-75-3
- MF:C13H22O5
- Structure:
- Chemical Name:N-(2-butyl-3-(4-(3-(dibutylamino)propoxy)-benzoyl)benzofuran-5-yl)-N-(methylsulfonyl)methanesulfonamide
- CAS:141626-57-5
- MF:C32H46N2O7S2
- Structure:
- Chemical Name:Ziprasidone QT
- CAS:884305-07-1
- MF:C21H19ClN4O2S
- Chemical Name:Olaparib Impurity B
- CAS:
- MF:
- Structure:
- Chemical Name:Posaconazole Impurity 17
- CAS:171228-51-6
- MF:C37H42F2N8O4
- Structure:
- Chemical Name:Procyanidin A3
- CAS:86631-39-2
- MF:C75H62O30
- Chemical Name:AcarBose EP Impurity C
- CAS:
- MF:
- Structure:
- Chemical Name:Metronidazole Impurity 10
- CAS:56750-04-0
- MF:C7H11N3O3
- Structure:
- Chemical Name:ethyl (4-((2-(methylcarbamoyl)pyridin-4-yl)oxy)phenyl)carbamate
- CAS:
- MF:C16H17N3O4
- Structure:
- Chemical Name:Paroxetine Impurity 5
- CAS:100332-20-5
- MF:C13H18FNO
- Structure:
- Chemical Name:(8S,9R,10S,13S,14S,17R)-17-acetyl-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one
- CAS:246038-13-1
- MF:C21H28O2
- Structure:
- Chemical Name:(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl) methanol
- CAS:2169271-28-5
- MF:C16H13FN2O3S
- Structure:
- Chemical Name:Cefprozil EP Impurity G
- CAS:
- MF:C18H19N3O5S
- Chemical Name:Olaparib Impurity K
- CAS:
- MF:
- Structure:
- Chemical Name:Ozagrel
- CAS:78712-80-8
- MF:C15H16N2O2
- Structure:
- Chemical Name:Ozagrel
- CAS:78712-80-8
- MF:C15H16N2O2
- Structure:
- Chemical Name:Oseltamivir EP Impurity E HCl
- CAS:208720-78-9
- MF:C15H27ClN2O4
- Structure:
- Chemical Name:Carbocisteine Impurity 4
- CAS:118573-75-4
- MF:C5H7NO4S
- Structure:
- Chemical Name:Regadenoson Impurity 3
- CAS:1423073-21-5
- MF:C15H17N7O6
- Chemical Name:Axitinib Impurity 20
- CAS:
- MF:
- Structure:
- Chemical Name:Descladinose 6-N-Desmethyl Azithromycin
- CAS:111247-94-0
- MF:C29H56N2O9
- Structure:
- Chemical Name:Benazepril EP Impurity D
- CAS:112110-48-2
- MF:C24H28N2O5
- Structure:
- Chemical Name:2-(tert-butylamino)-1-(4-ethoxy-3-(hydroxymethyl)phenyl)ethanol
- CAS:2387728-91-6
- MF:C15H25NO3
- Structure:
- Chemical Name:Mizolastine Impurity 8
- CAS:935860-12-1
- MF:C25H27FN6O
- Structure:
- Chemical Name:Apixaban Impurity TTQ
- CAS:2413365-22-5
- MF:C20H23N3O3
- Structure:
- Chemical Name:Imidazol-1-yl-acetic acid
- CAS:22884-10-2
- MF:C5H6N2O2
- Structure:
- Chemical Name:MBM-17S
- CAS:2083621-91-2
- MF:C32H34N6O6
- Structure:
- Chemical Name:Brivaracetam Impurity 3
- CAS:2432911-32-3
- MF:C15H27N3O3
- Structure:
- Chemical Name:Thailanstatin A
- CAS:1426953-21-0
- MF:C28H41NO9
- Structure:
- Chemical Name:2-Thiazolamine, 4-(4,5-dichloro-2-thienyl)-
- CAS:959042-70-7
- MF:C7H4Cl2N2S2
- Structure:
- Chemical Name:2H-Cyclopenta[b]furan-2-one, hexahydro-5-hydroxy-4-[(1E,3S)-3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-, (3aR,4R,5R,6aS)-
- CAS:1415385-39-5
- MF:C18H19F3O5
- Structure:
- Chemical Name:1H-Imidazole-1-propanol, β-chloro-2-methyl-5-nitro-
- CAS:1826157-12-3
- MF:C7H10ClN3O3
- Structure:
- Chemical Name:Ergoline-8-methanol, 10-methoxy-1,6-dimethyl-, 8-(5-bromo-3-pyridinecarboxylate), (8α)-
- CAS:58001-19-7
- MF:C24H26BrN3O3
- Chemical Name:Peramivir Dehydration Deacetylation Impurity
- CAS:
- MF:
- Chemical Name:Piperacillin Impurity S(EP)
- CAS:
- MF:
- Structure:
- Chemical Name:Curcumenol
- CAS:19431-84-6
- MF:C15H22O2
- Structure:
- Chemical Name:Cephalonium lactone
- CAS:10590-10-0
- MF:C14H12N2O4S2
- Structure:
- Chemical Name:Sildenafil Chlorosulfonyl
- CAS:139756-22-2
- MF:C17H19ClN4O4S
- Structure:
- Chemical Name:23,27-Epoxy-1H,3H-pyrrolo2,1-c1,4oxaazacyclohentriacontine-1,5,11,28,29(4H,6H)-pentone, 9,10,12,13,14,21,22,23,24,25,26,27,31,32,33,33a-hexadecahydro-9,27-dihydroxy-3-(1R)-2-(1S,3R,4R)-4-hydroxy-3-methoxycyclohexyl-1-methylethyl-10,21-dimethoxy-6,8,12,14,
- CAS:156223-31-3
- MF:C50H77NO13
- Structure:
- Chemical Name:Erythromycin, 14-hydroxy-6-O-methyl-
- CAS:110671-78-8
- MF:C38H69NO14
- Structure:
- Chemical Name:N-Benzoyl-DL-arginine-4-nitroanilide hydrochloride
- CAS:911-77-3
- MF:C19H23ClN6O4
- Chemical Name:Complete set of amoxicillin impurities
- CAS:
- MF:
- Structure:
- Chemical Name:Chitotriose 3HCl
- CAS:41708-93-4
- MF:C18H35N3O13
- Chemical Name:OPIACE reference substance
- CAS:
- MF:
- Chemical Name:OPIACE reference substance
- CAS:
- MF:
- Structure:
- Chemical Name:amphotericin A
- CAS:1405-32-9
- MF:C47H75NO17
- Structure:
- Chemical Name:spantide II
- CAS:129176-97-2
- MF:C86H104Cl2N18O13
- Structure:
- Chemical Name:Phenol, 4,4′-sulfonylbis-, Polymer mit 1,1′-Oxibis[2-chlorethan], EO 2-12 mol (75 % EO 2-6 mol)
- CAS:191680-83-8
- MF:(C12H10O4S.C4H8Cl2O)x
- Structure:
- Chemical Name:(6R,7R)-7-Amino-3-[(5-methyl-2H-tetrazol-2-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
- CAS:82549-51-7
- MF:C10H12N6O3S
- Structure:
- Chemical Name:Boceprevir InterMediates
- CAS:565456-77-1
- MF:C9H16ClNO2
- Structure:
- Chemical Name:Aids004768
- CAS:145986-07-8
- MF:C8H10N2O4S
- Structure:
- Chemical Name:Dimethyl 4-(2-Chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
- CAS:43067-01-2
- MF:C17H18ClNO4
- Structure:
- Chemical Name:ethyl 1-(4-methoxyphenyl)-6-(4-nitrophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate
- CAS:536759-91-8
- MF:C22H20N4O6
- Structure:
- Chemical Name:Pregna-4,14-diene-3,20-dione
- CAS:24377-08-0
- MF:C21H28O2
- Structure:
- Chemical Name:cis-Terbinafine Hydrochloride
- CAS:176168-78-8
- MF:C21H26ClN
- Structure:
- Chemical Name:Clindamycin B
- CAS:18323-43-8
- MF:C17H31ClN2O5S
- Structure:
- Chemical Name:(3β,20S)-20-Formyl-3-hydroxy-5-pregnene 3-O-Acetate
- CAS:10211-88-8
- MF:C24H36O3
- Structure:
- Chemical Name:3-Desacetyl CefotaxiMe Lactone
- CAS:66340-33-8
- MF:C14H13N5O5S2
- Structure:
- Chemical Name:3''-HABA KanaMycin A
- CAS:50725-25-2
- MF:C22H43N5O13
- Structure:
- Chemical Name:21-Dehydro Budesonide
- CAS:85234-63-5
- MF:C25H32O6