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
- Chemical Name:
- tirofiban Impurity 1 DIHCl
- Structure:
- Chemical Name:
- Fingolimod 2-Phenethyl Analog
- CAS:
- 851039-25-3
- MF:
- C35H57NO2
- Structure:
- Chemical Name:
- Ritonavir EP Impurity O
- CAS:
- 1414933-81-5
- MF:
- C37H48N6O5S2
- Structure:
- Chemical Name:
- Entecavir Impurity 17(Entecavir EP Impurity C)
- CAS:
- 2204369-23-1
- MF:
- C12H15N5O4
- Structure:
- Chemical Name:
- Gemcitabine Impurity 9
- CAS:
- 2174019-90-8
- MF:
- C16H15F2N3O5
- Structure:
- Chemical Name:
- Sacubitril
- CAS:
- 1361408-17-4
- MF:
- C18H20ClNO2
- Chemical Name:
- Empagliflozin Impurity 43
- Structure:
- Chemical Name:
- 1-tosyl-1,4,8,11-tetraazacyclotetradecane trihydrochloride
- CAS:
- 128495-30-7
- MF:
- C17H31ClN4O2S
- Structure:
- Chemical Name:
- Fluconazole
- CAS:
- 163921-62-8
- MF:
- C13H10F2N6
- Structure:
- Chemical Name:
- 4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-amine
- CAS:
- 570407-42-0
- MF:
- C17H23ClN4S2
- Structure:
- Chemical Name:
- Vecuronium Bromide EP Impurity F
- CAS:
- 18668-29-6
- MF:
- C26H41NO3
- Structure:
- Chemical Name:
- Imidafenacin Related Compound 11
- CAS:
- 170105-09-6
- MF:
- C19H17N3
- Structure:
- Chemical Name:
- 4-[3-(Hydroxymethyl)phenoxy]benzonitrile
- CAS:
- 888967-63-3
- MF:
- C14H11NO2
- Structure:
- Chemical Name:
- Acetaminophen Impurity B
- CAS:
- 98966-17-7
- MF:
- C16H16N2O4
- Structure:
- Chemical Name:
- Furosemide Impurity 2
- MF:
- C12H11ClN2O5S
- Chemical Name:
- Ribavirin Impurity I
- Chemical Name:
- Silodosin Impurity 2
- Structure:
- Chemical Name:
- 5-Methyl-3-phenylisoxazole-4-carboxylic acid
- CAS:
- 1136-45-4
- MF:
- C11H9NO3
- Chemical Name:
- Bendamustine Impurity 26
- Chemical Name:
- Canagliflozin Impurity 26
- Structure:
- Chemical Name:
- Edoxaban Impurity 37
- CAS:
- 2081883-50-1
- MF:
- C14H27N3O3
- Chemical Name:
- Imatinib Impurity 10
- Structure:
- Chemical Name:
- Levofloxacin Impurity 19
- MF:
- C18H20FN3O4
- Structure:
- Chemical Name:
- Olanzapine Impurity K
- MF:
- C17H20N4S
- Chemical Name:
- Ticagrelor Related Compound 55
- Chemical Name:
- Ticagrelor Related Compound 73
- Chemical Name:
- Vildagliptin Impurity 10
- Structure:
- Chemical Name:
- Cefaclor Impurity 2
- CAS:
- 722547-49-1
- MF:
- C17H18N2O3
- Chemical Name:
- Cefodizime Impurity F
- Chemical Name:
- Olaparib Impurity F
- Chemical Name:
- Ornidazole Impurity G
- Chemical Name:
- Pidotimod Impurity L
- Chemical Name:
- Tadalafil Impuirty 20
- Chemical Name:
- Tenofovir Impurity 53
- Structure:
- Chemical Name:
- (S)-3-(4-benzylphenoxy)tetrahydrofuran
- MF:
- C17H18O2
- Structure:
- Chemical Name:
- Ampicillin
- CAS:
- 1207726-28-0
- MF:
- C24H26N4O5S
- Structure:
- Chemical Name:
- ethyl 2-(4-(sec-butoxy)-3-cyanophenyl)-4-methylthiazole-5- carboxylate
- CAS:
- 2375033-35-3
- MF:
- C18H20N2O3S
- Structure:
- Chemical Name:
- (S)-Indacaterol
- CAS:
- 1384188-70-8
- MF:
- C24H29ClN2O3
- Structure:
- Chemical Name:
- Aripiprazole Impurity 47
- CAS:
- 2250242-47-6
- MF:
- C27H33Cl2N3O3
- Chemical Name:
- Tenofovir Impurity 52
- CAS:
- 146297-30-5
- Structure:
- Chemical Name:
- Amifostine Impurity 7
- CAS:
- 174397-83-2
- MF:
- C7H16Br2N2
- Chemical Name:
- Bendamustine Impurity 31
- Structure:
- Chemical Name:
- Carbidopa Impurity 2
- CAS:
- 1361017-74-4
- MF:
- C11H16N2O4
- Chemical Name:
- Cefazolin Impurity 2
- Chemical Name:
- Cefminox Sodium Impurity 8
- Chemical Name:
- Dapagliflozin Impurity 28
- Structure:
- Chemical Name:
- Erlotinib Impurity 51
- CAS:
- 115665-66-2
- MF:
- C8H6BrNO2
- Chemical Name:
- Oseltamivir Impurity 18
- Chemical Name:
- Plerixafor Impurity 6
- Structure:
- Chemical Name:
- Pregabalin Impurity 49
- CAS:
- 1568110-05-3
- MF:
- C10H21NO2
- Structure:
- Chemical Name:
- Rivaroxaban Impurity 79
- CAS:
- 1642601-00-0
- MF:
- C38H38N4O12
- Chemical Name:
- Rocuronium Bromide Impurity 37
- Structure:
- Chemical Name:
- Rosuvastatin Impurity 4
- CAS:
- 1899869-35-2
- MF:
- C19H22FN3O3S
- Chemical Name:
- RocuroniuMbroMide iMpurity B
- Chemical Name:
- TetrazepaM IMp. C (EP): 7-Chloro-5-cyclohexyl-1-Methyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one
- Structure:
- Chemical Name:
- bis(2-(7-Methoxynaphthalen-1-yl)ethyl)aMine
- CAS:
- 1623104-92-6
- MF:
- C26H28ClNO2
- Structure:
- Chemical Name:
- Methyl 2-oxo-3-((2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl)Methyl)-2,3-dihydro-1H-benzo[d]iMidazole-4-carboxylate
- CAS:
- 1403474-78-1
- MF:
- C24H18N4O5
- Structure:
- Chemical Name:
- Thiazolylacetyl glycine oxiMe
- CAS:
- 178949-03-6
- MF:
- C7H8N4O4S
- Structure:
- Chemical Name:
- 3-O-Decladinosyl-6-O-Methylerythronolide A
- CAS:
- 118058-74-5
- MF:
- C30H55NO10
- Structure:
- Chemical Name:
- Desmethyl Ranolazine
- CAS:
- 755711-09-2
- MF:
- C23H31N3O3
- Structure:
- Chemical Name:
- P-[[(1S)-2-(6-AMino-9H-purin-9-yl)-1-Methylethoxy]Methyl]-phosphonic Acid Monoethyl Ester
- CAS:
- 1255525-18-8
- MF:
- C11H18N5O4P
- Structure:
- Chemical Name:
- S,S-Efinaconazole
- CAS:
- 164650-45-7
- MF:
- C18H22F2N4O
- Chemical Name:
- BendaMustine IMpurity
- Structure:
- Chemical Name:
- Acetic acid, 2-chloro-2-[2-(2-Methoxyphenyl)hydrazinylidene]-, ethyl ester
- CAS:
- 85014-68-2
- MF:
- C11H13ClN2O3
- Structure:
- Chemical Name:
- D-Alanine, N-[[P(S),2'R]-2'-cyano-2'-deoxy-2'-Methyl-P-phenyl-5'-cytidylyl]-, 1-Methylethyl ester
- CAS:
- 1496552-28-3
- MF:
- C22H29FN3O9P
- Structure:
- Chemical Name:
- D-Glucitol, 1,5-anhydro-1-C-[4-Methyl-3-[(5-phenyl-2-thienyl)Methyl]phenyl]-, (1S)-
- CAS:
- 842133-16-8
- MF:
- C24H26O5S
- Structure:
- Chemical Name:
- Phthalic acid, 3,3'-azoxydi- (8CI)
- CAS:
- 22895-28-9
- MF:
- C16H10N2O9
- Structure:
- Chemical Name:
- (alphaE)-alpha-[(3,4-Dihydroxy-5-nitrophenyl)methylene]-beta-oxo-1-piperidinepropanenitrile
- CAS:
- 1150310-15-8
- MF:
- C15H15N3O5
- Structure:
- Chemical Name:
- (2E)-2-Cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide
- CAS:
- 857629-79-9
- MF:
- C16H19N3O5
- Structure:
- Chemical Name:
- (R,E)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate
- CAS:
- 149709-59-1
- MF:
- C25H31NO4
- Structure:
- Chemical Name:
- 1-(3-AMinopropyl)-4-(2-Methoxyphenyl)piperazine 97%
- CAS:
- 20529-23-1
- MF:
- C14H23N3O
- Structure:
- Chemical Name:
- (R)-3-((S)-5-(4-fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one
- CAS:
- 404874-94-8
- MF:
- C20H20FNO4
- Structure:
- Chemical Name:
- (S)-3-((S)-5-hydroxy-5-phenylpentanoyl)-4-phenyloxazolidin-2-one
- MF:
- C20H21NO4
- Structure:
- Chemical Name:
- Apixaban Impurity 20
- CAS:
- 1421823-20-2
- MF:
- C27H29ClN4O5
- Structure:
- Chemical Name:
- Posaconazole iMpurity 4
- CAS:
- 2125944-53-6
- MF:
- C30H35N5O3
- Structure:
- Chemical Name:
- Everolimus Ring-Opening Impurity
- CAS:
- 1708118-13-1
- MF:
- C53H83NO14
- Structure:
- Chemical Name:
- Topiroxostat Impurity 6
- CAS:
- 2044704-63-2
- MF:
- C7H8N4O2
- Structure:
- Chemical Name:
- Dienogest Impurity I
- CAS:
- 65928-65-6
- MF:
- C20H27NO2
- Structure:
- Chemical Name:
- Febuxostat Impurity 8
- CAS:
- 144060-62-8
- MF:
- C16H17NO4S
- Structure:
- Chemical Name:
- (2S,4R)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid
- CAS:
- 1012341-54-6
- MF:
- C23H29NO4
- Structure:
- Chemical Name:
- Calcium bis[4-{[(1S,3R)-1-([1,1'-biphenyl]-4-ylmethyl)-3-methyl-4-oxo-4-(propan-2-yloxyl)butyl]amino}-4-oxobutanoate]
- MF:
- C50H60CaN2O10
- Structure:
- Chemical Name:
- 3-(4-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)benzamide
- CAS:
- 917391-28-7
- MF:
- C12H10F3N3O
- Chemical Name:
- Alogliptin Impurity E
- Structure:
- Chemical Name:
- Carbamic acid, N-[(1R)-2-[5-(2-fluoro-3-methoxyphenyl)-3-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-3,6-dihydro-4-methyl-2,6-dioxo-1(2H)-pyrimidinyl]-1-phenylethyl]-, 1,1-dimethylethyl ester
- CAS:
- 830346-51-5
- MF:
- C33H32F5N3O5
- Structure:
- Chemical Name:
- Baicalein 6-O-glucoside
- CAS:
- 28279-72-3
- MF:
- C21H20O10
- Structure:
- Chemical Name:
- (2S,3R)-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butane-2,3-diol
- CAS:
- 135272-36-5
- MF:
- C12H13F2N3O2
- Structure:
- Chemical Name:
- Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-5,6,7,8,9,10-hexahydro-4-phenyl-
- CAS:
- 132810-75-4
- MF:
- C23H31N3
- Structure:
- Chemical Name:
- (R)-1-(3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidin-1-yl)propan-1-one
- CAS:
- 1839099-22-7
- MF:
- C25H26N6O2
- Structure:
- Chemical Name:
- Cefminox Sodium Impurity 3
- CAS:
- 1420072-83-8
- MF:
- C16H21N7O6S4
- Chemical Name:
- Edaravone Impurity 26
- CAS:
- 152494-76-3
- Structure:
- Chemical Name:
- Levofloxacin Impurity 24
- MF:
- C18H20FN3O4
- Chemical Name:
- Parecoxib N-Oxide
- Chemical Name:
- Rosuvastatin Impurity 84
- Chemical Name:
- Timolol EP Impurity I
- Structure:
- Chemical Name:
- 172967-64-5
- CAS:
- 172967-64-5
- MF:
- C18H16ClNO3
- Structure:
- Chemical Name:
- Pregabalin Impurity PD0224377
- CAS:
- 501665-97-0
- MF:
- C14H25NO6
- Chemical Name:
- Nintedanib Impurity 24
- Structure:
- Chemical Name:
- 2-(((3,4-dimethoxypyridin-2-yl)methyl)thio)-1H-benzo[d] imidazol-5-ol
- CAS:
- 1166386-02-2
- MF:
- C15H15N3O3S
- Structure:
- Chemical Name:
- N-((2-(5-methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide
- CAS:
- 2304623-38-7
- MF:
- C19H18N2O4S