Reference Substance
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- Structure:
- Chemical Name:Flumethasone Impurity 6 (9-Chloro-Flumethasone)
- CAS:1355648-15-5
- MF:C22H28ClFO5
- Structure:
- Chemical Name:3-Quinolinecarboxylic acid, 7-[(4aS,7aS)-1-(2-carboxyethyl)octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-4-oxo-
- CAS:2489671-20-5
- MF:C24H28FN3O6
- Structure:
- Chemical Name:Imipenem Impurity 4
- CAS:85604-01-9
- MF:C23H30N4O8S2
- Structure:
- Chemical Name:3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, 3,5-bis(2-cyanoethyl) ester
- CAS:75130-34-6
- MF:C21H20N4O6
- Structure:
- Chemical Name:Araloside C
- CAS:55446-15-6
- MF:C53H84O23
- Chemical Name:Sugammadex Sodium Impurity 36
- CAS:
- MF:
- Structure:
- Chemical Name:8,8'-((3R,3'R)-(methylenebis(azanediyl))bis(piperidine-3,1-diyl))bis(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione)
- CAS:2489212-72-6
- MF:C51H56N16O4
- Chemical Name:Ampicillin Hydantoin Analogs
- CAS:
- MF:
- Chemical Name:Complete set of Ampicillin Impurities
- CAS:
- MF:
- Structure:
- Chemical Name:Helicianeoide B
- CAS:496066-89-8
- MF:C32H38O20
- Structure:
- Chemical Name:benazepril
- CAS:131064-75-0
- MF:C24H28N2O5
- Structure:
- Chemical Name:1-Cyclohexene-1-carboxylicacid,4-(aminomethyl)-(9CI)
- CAS:330838-52-3
- MF:C8H13NO2
- Structure:
- Chemical Name:4-PREGNEN-6-BETA-OL-3,20-DIONE
- CAS:604-19-3
- MF:C21H30O3
- Structure:
- Chemical Name:uridine 5'-tetraphosphate
- CAS:10003-94-8
- MF:C9H16N2O18P4
- Structure:
- Chemical Name:AMILORIDE
- CAS:2609-46-3
- MF:C6H8ClN7O
- Structure:
- Chemical Name:Aztreonam Amide
- CAS:1219444-93-5
- MF:C13H20N6O8S2
- Structure:
- Chemical Name:1,2-Dithiolane-3-pentanoic acid 1-oxide
- CAS:6992-30-9
- MF:C8H14O3S2
- Structure:
- Chemical Name:4-(3,4-Dihydro-4,4-dimethyl-7-pentylfuro[4,3,2-de][1]benzopyran-3-yl)-2-butanone
- CAS:70474-97-4
- MF:
- Structure:
- Chemical Name:3'-Demethyl-12-deoxyerythromycin
- CAS:33442-56-7
- MF:C36H65NO12
- Structure:
- Chemical Name:2-[4-(4-METHOXY-PHENOXY)-PHENYL]-MALONIC ACID MONO-(4-METHOXY-PHENYL) ESTER
- CAS:70175-90-5
- MF:C25H24O7
- Structure:
- Chemical Name:5-Desthiolyl-5-thioxo Cefoperazone
- CAS:711598-76-4
- MF:C25H27N9O8S2
- Structure:
- Chemical Name:Clindamycin 3-Phosphate
- CAS:28708-34-1
- MF:C18H34ClN2O8PS
- Structure:
- Chemical Name:N-[2-[(Methylamino)carbonyl]benzoyl]
- CAS:721958-72-1
- MF:C29H32ClN3O7
- Structure:
- Chemical Name:3-O-Methylcarbidopa
- CAS:85933-19-3
- MF:C11H16N2O4
- Structure:
- Chemical Name:C-DeMethyl ClethodiM
- CAS:112301-96-9
- MF:C16H24ClNO3S
- Structure:
- Chemical Name:(4S,5S)-4-Benzyl-5-[(2S)-2-((4S)-4-isopropyl-2,5-dioxoiMidazolidin-1-yl)-3-phenylpropyl]-2-oxo-1,3-oxazolidine-3-carboxylate thiazol-5-ylMethyl Ester
- CAS:1010809-43-4
- MF:C30H32N4O6S
- Structure:
- Chemical Name:ent-Tadalafil
- CAS:629652-72-8
- MF:C22H19N3O4
- Structure:
- Chemical Name:6.7-dihydrothieno[3.2.c]pyridin-4(5H)-one
- CAS:68559-60-4
- MF:C7H7NOS
- Structure:
- Chemical Name:N-DesaMinosulfonyl-N-cyano FaMotidine
- CAS:76823-97-7
- MF:C9H13N7S2
- Structure:
- Chemical Name:6-Des(1-Methyl-2-benziMidazolyl)-6-carboxy TelMisartan
- CAS:884330-12-5
- MF:C26H24N2O4
- Structure:
- Chemical Name:ent-Aprepitant
- CAS:172822-29-6
- MF:C23H21F7N4O3
- Structure:
- Chemical Name:Clarithromycin Impurity H
- CAS:127140-69-6
- MF:C38H67NO14
- Structure:
- Chemical Name:IMidazo[1,2-a]pyridin-6-aMine, 3-chloro-
- CAS:1094463-26-9
- MF:C7H6ClN3
- Structure:
- Chemical Name:2-AMino-3-(4-broMobenzoyl)phenyloxoacetic Acid
- CAS:1391052-54-2
- MF:C15H10BrNO4
- Structure:
- Chemical Name:Micafungin FR-179642 impurity (acid)
- CAS:168110-44-9
- MF:C35H52N8O20S
- Structure:
- Chemical Name:(3R,4R)-3-[(6-amino-4-pyrimidinyl)methylamino]-4-methyl-β-oxo-1-Piperidinepropanenitrile
- CAS:1640971-60-3
- MF:C14H20N6O
- Structure:
- Chemical Name:AMlodipine iMpurity
- CAS:
- MF:C26H31ClN2O8S
- Structure:
- Chemical Name:Cephalexin IMpurity C
- CAS:
- MF:C16H17N3O4S
- Structure:
- Chemical Name:Finasteride IMpurity C
- CAS:1329611-51-9
- MF:C23H34N2O2
- Structure:
- Chemical Name:(R)-AMbrisentan
- CAS:1007358-76-0
- MF:C22H22N2O4
- Structure:
- Chemical Name:Ivabradine IMpurity
- CAS:1616710-50-9
- MF:C27H35ClN2O6
- Structure:
- Chemical Name:1,2-Bis(piperazin-1-yl)benzene
- CAS:1446750-99-7
- MF:C14H22N4
- Structure:
- Chemical Name:4-Methyl-N-(3-(5-Methyl-1H-iMidazol-1-yl)-5-(trifluoroMethyl)phenyl)-3-((4-(pyridin-3-yl)pyriMidin-2-yl)aMino)benzaMide
- CAS:641571-15-5
- MF:C28H22F3N7O
- Structure:
- Chemical Name:Pentoxifylline Impurity I
- CAS:55247-90-0
- MF:C14H14N4O2
- Structure:
- Chemical Name:Pentoxifylline Impurity I
- CAS:55247-90-0
- MF:C14H14N4O2
- Chemical Name:Axitinib Impurity C
- CAS:
- MF:
- Structure:
- Chemical Name:Pregabalin EP Impurity A
- CAS:181289-23-6
- MF:C8H15NO
- Structure:
- Chemical Name:Amoxicillin EP Impurity L
- CAS:1789703-32-7
- MF:C24H29N5O7S2
- Structure:
- Chemical Name:Cefotiam Impurity 2
- CAS:1566599-01-6
- MF:C13H12N4O4S2
- Structure:
- Chemical Name:Posaconazole Impurity 43
- CAS:357189-95-8
- MF:C37H40F2N8O6
- Structure:
- Chemical Name:Tedizolid Impurity 34
- CAS:2095200-69-2
- MF:C16H18FN6O5P
- Structure:
- Chemical Name:JYMSVNHODSJOPS-UHFFFAOYSA-N
- CAS:46053-56-9
- MF:C8H10N2O2
- Structure:
- Chemical Name:Levosimendan Impurity 4
- CAS:131741-37-2
- MF:C14 H14 N6 O2
- Structure:
- Chemical Name:Nicorandil Impurity 5
- CAS:896133-95-2
- MF:C8H10N2O3
- Structure:
- Chemical Name:Ampicillin EP Impurity M
- CAS:62326-82-3
- MF:C32H38N6O8S2
- Chemical Name:Diclindamycin Pyrophosphate/Clindamycin Phosphate EP Impurity K
- CAS:
- MF:
- Structure:
- Chemical Name:Amoxicillin Impurity 3
- CAS:297175-66-7
- MF:C31H40N6O9S2
- Chemical Name:Ceftizoxime sodium Impurity 6
- CAS:
- MF:
- Chemical Name:Dapagliflozin Impurity 27
- CAS:
- MF:
- Structure:
- Chemical Name:Celecoxib Impurity 23
- CAS:2247197-66-4
- MF:C18H15F3N2O3S
- Structure:
- Chemical Name:5-(4-Fluorophenyl)thiophene-2-carboxylic acid
- CAS:115933-30-7
- MF:C11H7FO2S
- Structure:
- Chemical Name:Moxifloxacin Impurity 29
- CAS:1620445-12-6
- MF:C21H22FN3O5
- Structure:
- Chemical Name:2H-Isoindole-2-butanoic acid, 4-amino-γ-(aminocarbonyl)-1,3-dihydro-1-oxo-
- CAS:2197414-57-4
- MF:C13H15N3O4
- Structure:
- Chemical Name:Paeoniflorgenin
- CAS:697300-41-7
- MF:C17H18O6
- Chemical Name:Reference preparation
- CAS:
- MF:
- Chemical Name:Atracurium EP Impurity K
- CAS:
- MF:
- Structure:
- Chemical Name:PROPOFOL RELATED COMPOUND C (50 MG) (2,6-DIISOPROPYLPHENYL ISOPROPYLETHER)
- CAS:141214-18-8
- MF:C15H24O
- Structure:
- Chemical Name:2-Methyltetrahydropyran
- CAS:10141-72-7
- MF:C6H12O
- Structure:
- Chemical Name:Pyridine, 3-[3-(1-methylethoxy)androsta-5,16-dien-17-yl]-
- CAS:2484719-15-3
- MF:C27H37NO
- Structure:
- Chemical Name:2-((2-naphthyloxy)methyl)-oxiran
- CAS:5234-06-0
- MF:C13H12O2
- Structure:
- Chemical Name:Acetamide, N-[2-[1-(3,4-diethoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]-
- CAS:2448678-64-4
- MF:C23H26N2O7S
- Structure:
- Chemical Name:2-(4-(2-(4-(1-(ethoxymethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoic acid
- CAS:
- MF:C27H35N3O3
- Structure:
- Chemical Name:1,6-Naphthyridine-3-carboxamide, 4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-
- CAS:2084136-51-4
- MF:C21H20N4O3
- Chemical Name:Ritonavir EP Impurity LNO
- CAS:
- MF:
- Structure:
- Chemical Name:1,6-Naphthyridine-3-carboxamide, 4-(4-cyano-2-methoxyphenyl)-1,4-dihydro-5-methoxy-2,8-dimethyl-
- CAS:2640280-84-6
- MF:C20H20N4O3
- Structure:
- Chemical Name:deoxyfructosazine
- CAS:17460-13-8
- MF:C12H20N2O7
- Structure:
- Chemical Name:3-Hydroxy-4,5-dimethoxybenzoic acid
- CAS:1916-08-1
- MF:C9H10O5
- Structure:
- Chemical Name:CYPERENONE
- CAS:3466-15-7
- MF:C15H22O
- Chemical Name:BOTRYTISCINEREA
- CAS:72882-27-0
- MF:
- Structure:
- Chemical Name:Chikusetsu saponin Ib
- CAS:59252-87-8
- MF:C47H74O18
- Structure:
- Chemical Name:3,5-DIMETHYL 2-CHLORMETHYL PYRIDINE.HCL
- CAS:73590-93-9
- MF:C8H11Cl2N
- Structure:
- Chemical Name:Cetirizine Amide
- CAS:83881-37-2
- MF:C21H26ClN3O2
- Structure:
- Chemical Name:21-Acetoxy-11β-hydroxy-16α,17α-propylmethylenedioxpregna-1,4-diene-3,20-dione
- CAS:51333-05-2
- MF:C27H36O7
- Structure:
- Chemical Name:Dihydro-FK506
- CAS:104987-30-6
- MF:C44H71NO12
- Structure:
- Chemical Name:Dehydro Tizanidine
- CAS:125292-34-4
- MF:C9H6ClN5S
- Structure:
- Chemical Name:α-Ribavirin (Ribavirin Impurity B)
- CAS:57198-02-4
- MF:C8H12N4O5
- Structure:
- Chemical Name:1-(3-BroMopropyl)theobroMine
- CAS:6493-10-3
- MF:C10H13BrN4O2
- Structure:
- Chemical Name:5-(5-Carboxy-2-ethoxyphenyl)-1-Methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyriMidin-7-one
- CAS:147676-78-6
- MF:C18H20N4O4
- Structure:
- Chemical Name:FaMotidine Acid IMpurity Methyl Ester
- CAS:76824-14-1
- MF:C9H14N4O2S2
- Structure:
- Chemical Name:SiMvastatin Hydroxy Acid Ethyl Ester
- CAS:864357-87-9
- MF:C27H44O6
- Structure:
- Chemical Name:Atomoxetine Related Compound B (10 mg) (N-Methyl-3-phenyl-3-(m-tolyloxy)propan-1-amine hydrochloride)
- CAS:873310-28-2
- MF:C17H22ClNO
- Structure:
- Chemical Name:(αR,δS)-4-Fluoro-N-(4-fluorophenyl)-δ-hydroxy-α-[(4-hydroxyphenyl)Methyl]benzenepentanaMide
- CAS:1197811-72-5
- MF:C24H23F2NO3
- Structure:
- Chemical Name:Entacapone EP IMpurity I
- CAS:1364322-42-8
- MF:C13H12N2O6
- Structure:
- Chemical Name:(S)-1-(2-Chloroacetyl)pyrrolidine-2-carboxaMide
- CAS:214398-99-9
- MF:C7H11ClN2O2
- Structure:
- Chemical Name:5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic acid hydrochloride
- CAS:720720-96-7
- MF:C8H11ClN2O2S
- Structure:
- Chemical Name:(S)-2-((6-(3-aMinopiperidin-1-yl)-3-Methyl-2,4-dioxo-3,4-dihydropyriMidin-1(2H)-yl)Methyl)benzonitrile
- CAS:1353254-15-5
- MF:C18H25N3O2
- Structure:
- Chemical Name:3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, 3-[2-[(3,3-diphenylpropyl)methylamino]-1,1-dimethylethyl] 5-propyl ester
- CAS:1797124-83-4
- MF:C38H45N3O6
- Structure:
- Chemical Name:Sildenafil EP IMpurity D
- CAS:1357931-55-5
- MF:C17H20N4O5S
- Structure:
- Chemical Name:TaMsulosin EP IMpurity D
- CAS:1799280-05-9
- MF:C19H26N2O5S