ChemicalBook >
Product Catalog >
Analytical Chemistry >
Standard >
Pharmaceutical Impurity Reference Standards
Pharmaceutical Impurity Reference Standards
Click on the specific product, view the latest prices of the products, information, serving information
- Structure:
- Chemical Name:
- Mupirocin Calcium EP Impurity I
- MF:
- C26H44CaO9
- Structure:
- Chemical Name:
- Benzenepropanoic acid, α-hydroxy-β-[[(3E)-1-oxo-3-hexen-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclod
- CAS:
- 2243233-98-7
- MF:
- C46H55NO14
- Structure:
- Chemical Name:
- D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)-6-S-(5-methyl-1,3,4-thiadiazol-2-yl)-6-thio-, 1,1-dimethylethyl ester
- CAS:
- 1326303-05-2
- MF:
- C16H26N2O4S2
- Structure:
- Chemical Name:
- L-Leucine, N-[(2S)-2-amino-1-oxo-4-phenylbutyl]-
- CAS:
- 290298-02-1
- MF:
- C16H24N2O3
- Structure:
- Chemical Name:
- 5-Isobenzofurancarbonitrile, 1-[3-(dimethylamino)propyl]-1,3-dihydro-1-hydroxy-
- CAS:
- 2102609-59-4
- MF:
- C14H18N2O2
- Structure:
- Chemical Name:
- L-Milnacipran Carbamoyl-beta-D-Glucuronide
- CAS:
- 1446438-98-7
- MF:
- C22H30N2O9
- Structure:
- Chemical Name:
- 1H-Imidazole-1-carboxylic acid, (1R)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-[[[(2R)-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2-[(1H-imidazol-1-ylcarbonyl)oxy]propyl][4-(3-oxo-4-morpholinyl)phenyl]amino]methyl]ethyl ester
- CAS:
- 2097255-05-3
- MF:
- C40H34N8O10
- Chemical Name:
- Elagolix Sodium impurity5
- Chemical Name:
- Tadalafil Impurity 46
- Structure:
- Chemical Name:
- (trans)-4-((2-amino-3,4-dibromobenzyl)amino)cyclohexanol
- MF:
- C13H18Br2N2O
- Chemical Name:
- cefdinir
- Chemical Name:
- ACICLOVIR, Impurity J
- Structure:
- Chemical Name:
- 1H-Inden-1-amine, 2,3-dihydro-N-2-propen-1-yl-
- CAS:
- 91639-43-9
- MF:
- C12H15N
- Structure:
- Chemical Name:
- Salbutamol impurity 42
- CAS:
- 18910-69-5
- MF:
- C14H23NO3
- Chemical Name:
- (E)-8-(3,4-dimethoxystyryl)
- Structure:
- Chemical Name:
- (+)-Mediresinol Di-O-β-D-glucopyranoside
- CAS:
- 88142-63-6
- MF:
- C33H44O17
- Chemical Name:
- (trans)-3-(4-((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecan-1-yl)butane-1,2,4-triol
- Structure:
- Chemical Name:
- 2-aMino-3-Methyl-3-sulfino-4-(1H-1,2,3-triazol-1-yl)butyric acid
- CAS:
- 118175-11-4
- MF:
- C7H12N4O4S
- Structure:
- Chemical Name:
- 1,4,8,11-Tetraazacy clotetradecance, 1,4,8-tris[(4 Methylphenyl)sufonyl]-
- CAS:
- 104395-69-9
- MF:
- C31H42N4O6S3
- Structure:
- Chemical Name:
- (1S)-N-(3S)-1-Azabicyclo[2.2.2]oct-3-yl-1,2,3,4-tetrahydro-1-naphthalenecarboxaMide
- CAS:
- 177793-79-2
- MF:
- C18H24N2O
- Structure:
- Chemical Name:
- (E)-Ceftriaxone
- CAS:
- 92143-31-2
- MF:
- C18H18N8O7S3
- Structure:
- Chemical Name:
- (Z)-Cinnarizine
- CAS:
- 750512-44-8
- MF:
- C26H28N2
- Structure:
- Chemical Name:
- 3-(3-TRIFLUOROMETHYL-PHENYL)-PROPYLAMINE
- CAS:
- 104774-87-0
- MF:
- C10H12F3N
- Structure:
- Chemical Name:
- 4-(3,4-Dichloro-phenyl)-3,4-dihydro-2H-naphthalen-1-one
- CAS:
- 124379-29-9
- MF:
- C16H12Cl2O
- Structure:
- Chemical Name:
- (4-(2-(azepan-1-yl)ethoxy)phenyl)Methanol
- CAS:
- 223251-16-9
- MF:
- C15H23NO2
- Structure:
- Chemical Name:
- 4-HYDROXY PROPOFOL
- CAS:
- 1988-10-9
- MF:
- C12H18O2
- Structure:
- Chemical Name:
- (1R,2R)-2-(3,4-difluorophenyl)cyclopropanecarboxylic acid
- CAS:
- 220352-36-3
- MF:
- C10H8F2O2
- Structure:
- Chemical Name:
- N1-Methylbenzene-1,2,4-triaMine
- CAS:
- 60651-29-8
- MF:
- C7H11N3
- Structure:
- Chemical Name:
- 2-Thiopheneacetic acid, α-hydroxy-α-2-thienyl-, (3R)-1-azabicyclo[2.2.2]oct-3-yl ester
- CAS:
- 320347-97-5
- MF:
- C17H19NO3S2
- Chemical Name:
- benzbroMarone iMpurity
- Structure:
- Chemical Name:
- Dasatinib iMpurity
- CAS:
- 1184919-23-0
- MF:
- C22H27N7O2S
- Chemical Name:
- eszopiclone iMpurity
- Structure:
- Chemical Name:
- IMidafenacin iMpurity
- CAS:
- 503599-41-5
- MF:
- C18H20N2O2
- Structure:
- Chemical Name:
- latanoprost iMpurity
- CAS:
- 733036-95-8
- MF:
- C25H35FO5
- Structure:
- Chemical Name:
- Irbesartan IMpurity D
- MF:
- C25H28N6O
- Structure:
- Chemical Name:
- Ondansetron HCl IMpurity-G
- CAS:
- 99614-03-6
- MF:
- C17H17N3O
- Structure:
- Chemical Name:
- lithiuM 2-(4-(Methylsulfonyl)phenyl)acetate
- CAS:
- 1421227-96-4
- MF:
- C9H11LiO4S
- Structure:
- Chemical Name:
- Anastrozole IMpurity (3-(1-Cyano-1-Methylethyl)-alfa,alfa-diMethyl-5-(1H-,1,2,4-triazole-1-ylMethyl)-benzeneacetaMide)
- CAS:
- 120512-03-0
- MF:
- C17H21N5O
- Chemical Name:
- Cefdinir CP Impurity B
- Structure:
- Chemical Name:
- Voriconazole Impurity 15
- CAS:
- 321589-00-8
- MF:
- C22H19F4N7O
- Chemical Name:
- Fluconazole Impurity 2
- Chemical Name:
- Imatinib EP Impurity D Chloride
- Chemical Name:
- Favipiravir Impurity
- Structure:
- Chemical Name:
- Vildagliptin Dione Impurity
- CAS:
- 1844894-70-7
- MF:
- C17H24N2O3
- Chemical Name:
- NA
- Structure:
- Chemical Name:
- Citalopram impurity 9/Citalopram EP Impurity C Oxalate Salt/3-Oxo Citalopram Oxalate Salt/Citalopram Related Compound C Oxalate Salt/3-(3-Dimethylaminopropyl)-3-(4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone oxalate
- CAS:
- 1440961-11-4
- MF:
- C22H21FN2O6
- Structure:
- Chemical Name:
- 1H-Pyrrole-3-carboxamide, 5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N-(2-hydroxyethyl)-2,4-dimethyl-
- CAS:
- 2170562-55-5
- MF:
- C18H18FN3O3
- Structure:
- Chemical Name:
- Apixaban Impurity 70
- CAS:
- 1998079-14-3
- MF:
- C44H40N8O9
- Structure:
- Chemical Name:
- Favipiravir Impurity 14
- CAS:
- 356783-49-8
- MF:
- C5HClFN3
- Structure:
- Chemical Name:
- Posaconazole Impurity 93
- CAS:
- 165115-82-2
- MF:
- C19H19F2IO2
- Chemical Name:
- NA
- Chemical Name:
- 4-((3-amino-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one
- Chemical Name:
- RocuroniuMbroMide iMpurity H
- Structure:
- Chemical Name:
- 1-[(2'-carbaMoylbiphenyl-4-yl) Methyl]-2-ethoxybenziMidazole-7-carboxylic acid
- CAS:
- 1696392-11-6
- MF:
- C24H21N3O4
- Structure:
- Chemical Name:
- 5-chloro-1-(3-diMethylaMinopropyl)-1-(4-fluorophenyl)-phthalan
- CAS:
- 64169-45-5
- MF:
- C19H21ClFNO
- Chemical Name:
- dextroMethorphanone
- Structure:
- Chemical Name:
- oxiracetaM related substance ISF3886
- CAS:
- 120428-80-0
- MF:
- C8H13N3O4
- Structure:
- Chemical Name:
- Carvedilol IMpurity D
- CAS:
- 1391052-16-6
- MF:
- C39H39N3O6
- Structure:
- Chemical Name:
- DL-2-(4-Carboxyphenyl)propionic Acid
- CAS:
- 67381-50-4
- MF:
- C10H10O4
- Structure:
- Chemical Name:
- Betamethasone 17-Propionate 21-Mesylate
- CAS:
- 15423-80-0
- MF:
- C26H35FO8S
- Structure:
- Chemical Name:
- ClarithroMycin EP IMpurity F
- CAS:
- 128940-83-0
- MF:
- C39H71NO13
- Structure:
- Chemical Name:
- 3(R)-Hydroperoxy Simvastatin
- CAS:
- 1092716-42-1
- MF:
- C25H38O7
- Structure:
- Chemical Name:
- Albendazole EP IMpurity F
- CAS:
- 80983-45-5
- MF:
- C10H11N3O2S
- Structure:
- Chemical Name:
- 10-Dehydrobaccatin V
- CAS:
- 151636-94-1
- MF:
- C29H34O10
- Structure:
- Chemical Name:
- DoxylaMine EP IMpurity A
- CAS:
- 873407-01-3
- MF:
- C17H22N2O
- Structure:
- Chemical Name:
- ((1R,3R,E)-5-((E)-2-((1R,3aS,7aR)-1-((2R,5R,E)-5,6-diMethylhept-3-en-2-yl)-7a-Methyldihydro-1H-inden-4(2H,5H,6H,7H,7aH)-ylidene)ethylidene)-4-Methylenecyclohexane-1,3-diyl)bis(oxy)bis(tert-butyldiMethylsilane)
- CAS:
- 115540-28-8
- MF:
- C40H72O2Si2
- Structure:
- Chemical Name:
- Clopidogrel EP IMpurity D
- CAS:
- 1421283-60-4
- MF:
- C24H21Cl2NO4S
- Structure:
- Chemical Name:
- Loratadine IMpurity E
- MF:
- C22H23ClN2O2
- Structure:
- Chemical Name:
- Metoprolol IMpurity E
- MF:
- C15H25NO3
- Structure:
- Chemical Name:
- (2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)-1-piperazinyl]-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic acid tert-butyl ester
- CAS:
- 401566-80-1
- MF:
- C27H38N6O3S
- Structure:
- Chemical Name:
- 4-Methoxy-5-(3-Morpholinopropoxy)-2-nitrobenzaMide
- CAS:
- 861453-16-9
- MF:
- C15H21N3O6
- Structure:
- Chemical Name:
- 5-chloro-3-sulfo-2-Thiophenecarboxylic acid
- CAS:
- 187746-94-7
- MF:
- C5H3ClO5S2
- Structure:
- Chemical Name:
- 2,2'-(4,4'-(3,3'-(isopropylazanediyl)bis(2-hydroxypropane-3,1-diyl))bis(oxy)bis(4,1-phenylene))diacetaMide
- CAS:
- 87619-83-8
- MF:
- C25H35N3O6
- Structure:
- Chemical Name:
- 3,3'-diMethyl-1,1'-diphenyl-1H,1'H-4,4'-bipyrazole-5,5'-diol
- CAS:
- 177415-76-8
- MF:
- C20H18N4O2
- Structure:
- Chemical Name:
- 5-(2-cyclopropyl-1-(3-fluorophenyl)-2-oxoethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate
- CAS:
- 1391194-39-0
- MF:
- C20H20FNO3S
- Structure:
- Chemical Name:
- (S)-N-(1-(3-MethylbutanaMido)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide
- CAS:
- 862894-96-0
- MF:
- C19H22N4O3
- Structure:
- Chemical Name:
- Ticagrelor iMpurity
- CAS:
- 1882095-51-3
- MF:
- C27H45N5O8S
- Structure:
- Chemical Name:
- cefaclor iMpurity G
- CAS:
- 67308-21-8
- MF:
- C16H17N3O4S
- Chemical Name:
- Rupatadine iMpurity E
- Structure:
- Chemical Name:
- Tadalafil iMpurity D
- CAS:
- 951661-81-7
- MF:
- C22H20ClN3O4
- Chemical Name:
- Ceftriaxone IMpurit C
- Chemical Name:
- Flucloxacillin IMpurity G
- Structure:
- Chemical Name:
- Gefitinib N-Oxide
- CAS:
- 847949-51-3
- MF:
- C22H24ClFN4O4
- Structure:
- Chemical Name:
- Milrinone IMpurity 3
- CAS:
- 98293-81-3
- MF:
- C12H7N3O3
- Structure:
- Chemical Name:
- Nicardipine Related CoMpound 4
- CAS:
- 123973-71-7
- MF:
- C25H27N3O6
- Chemical Name:
- PraMipexole IMp.BI-II786BS
- Chemical Name:
- Propofol IMpurity E
- Chemical Name:
- Solifenacin Related CoMpound 5
- Structure:
- Chemical Name:
- TelMisartan BroMo Ethyl Ester
- CAS:
- 133085-87-7
- MF:
- C16H15BrO2
- Structure:
- Chemical Name:
- Tolterodine Lactol IMpurity
- CAS:
- 209747-04-6
- MF:
- C16H16O2
- Chemical Name:
- Valsartan N1-Trityl IMpurity
- Structure:
- Chemical Name:
- (3-Carbamoylallyl)trimethylammonium
- CAS:
- 857162-57-3
- MF:
- C7H15N2O+
- Structure:
- Chemical Name:
- 3-CHLORO-4-HYDROXYACETANILIDE
- CAS:
- 3964-54-3
- MF:
- C8H8ClNO2
- Chemical Name:
- Apixaban IMpurity(BMS-591329-01)
- Structure:
- Chemical Name:
- ent-14S-3-Methoxy-17-MethylMorphinan
- CAS:
- 1453167-99-1
- MF:
- C18H25NO
- Structure:
- Chemical Name:
- PD 224378
- CAS:
- 501665-88-9
- MF:
- C20H35NO11
- Structure:
- Chemical Name:
- (rac,syn)-4-Deschloro-sertraline
- CAS:
- 871838-58-3
- MF:
- C17H18ClN