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Pharmaceutical Impurity Reference Standards

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Structure:
Chemical Name:
Canagliflozin Impurity 49
CAS:
2243132-56-9
MF:
C34H35FO11S
Chemical Name:
Canagliflozin Impurity 55
Chemical Name:
Rosuvastatin Impurity 74
Chemical Name:
Tofacitinib Impurity 106
Chemical Name:
Hydroxychloroquine Impurity J
Chemical Name:
Levetiracetam Impurity 25
Chemical Name:
Levosimendan Impurity 7
Chemical Name:
Cabozantinib impurity K
Chemical Name:
Crisaborole Impurity 8
Chemical Name:
Trifluridine Impurity B
Chemical Name:
Rotigotine Impurity
Structure:
Chemical Name:
Olprinone Impurity 2
CAS:
106730-62-5
MF:
C14H12N4O2
Chemical Name:
Nicorandil Impurity F
Chemical Name:
Nicorandil Impurity A
Chemical Name:
Evogliptin Impurity 1
Chemical Name:
Ondansetron IMpurity 5
Chemical Name:
Plerixafor Impurity 1
Chemical Name:
MeropeneM iMpurity 7
Chemical Name:
Afatinib Impurity 50
Structure:
Chemical Name:
Brexpiprazole Impurity 34
CAS:
2247155-42-4
MF:
C25H27N3O4S
Structure:
Chemical Name:
Cabozantinib Impurity 5
CAS:
104330-60-1
MF:
C11H12FNO3
Chemical Name:
Dronedarone Impurity 9
Chemical Name:
Empagliflozin Impurity 58
Chemical Name:
Exemestane Impurity 6
CAS:
14895-71-7
Chemical Name:
Gadobutrol Impurity 10
Chemical Name:
Linagliptin Impurity 55
Chemical Name:
Oseltamivir Impurity 52
Chemical Name:
Palbociclib Impurity 65
Chemical Name:
Pimecrolimus Impurity 1
Chemical Name:
Rosuvastatin Impurity 99
Chemical Name:
Terbutaline Impurity 18
Chemical Name:
Ticagrelor Impurity 123
Structure:
Chemical Name:
Tofacitinib Impurity 112
CAS:
2179757-75-4
MF:
C12H19N3O2
Chemical Name:
Trelagliptin Impurity 42
Chemical Name:
Carbocistein Impurity E
Structure:
Chemical Name:
Tolvaptan Impurity 35
CAS:
1316312-24-9
MF:
C10H10ClN
Chemical Name:
Erythromycin Impurity F
Chemical Name:
Apixaban Impurity 39
Chemical Name:
Aztreonam Impurity 1
Chemical Name:
Axitinib Impurity 1
Chemical Name:
Aprepitant Impurity 15
Structure:
Chemical Name:
Trelagliptin Impurity 17
CAS:
865759-02-0
MF:
C17H20BrFN4O2
Chemical Name:
Dapoxetine Impurity 1
CAS:
2825577-69-1
Chemical Name:
Regorafenib Impurity 15
CAS:
3083426-64-3
Chemical Name:
Flomoxef Impurity 2
Chemical Name:
Varenicline Impurity 2
Chemical Name:
Topiroxostat Impurity 5
Chemical Name:
Everolimus Impurity 5
Chemical Name:
Ibrutinib Impurity 3
Chemical Name:
Canagliflozin Impurity 9
Structure:
Chemical Name:
Clopidogrel Impurity 14
MF:
C15H14ClNO2S
Chemical Name:
Febuxostat Impurity 53
Chemical Name:
Cefodizime Impurity C
Chemical Name:
Riociguat IMpurtiy F
Structure:
Chemical Name:
(R)-3-((R)-5-(4-fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one
CAS:
1612153-32-8
MF:
C20H20FNO4
Structure:
Chemical Name:
(S)-3-((R)-5-(4-fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one
CAS:
528565-93-7
MF:
C20H20FNO4
Chemical Name:
Posaconazole iMpurity 3
Structure:
Chemical Name:
Bezafibrate Impurity D
CAS:
41859-58-9
MF:
C21H24ClNO4
Structure:
Chemical Name:
Cloxacillin Sodium EP Impurity B (Mixture of Diastereomers)
CAS:
1642559-64-5
MF:
C18H20ClN3O4S
Structure:
Chemical Name:
Ezetimibe Related Impurity 37
CAS:
204589-68-4
MF:
C24H19F2NO2
Structure:
Chemical Name:
S, R-Isovalganciclovir Impurity
CAS:
1356932-18-7
MF:
C14H22N6O5
Structure:
Chemical Name:
Sofosbuvir Impurity 8
CAS:
944476-44-2
MF:
C24H22N2O8
Structure:
Chemical Name:
135270-13-2
CAS:
135270-13-2
MF:
C12H11F2N3O
Structure:
Chemical Name:
1-((2'-cyanobiphenyl-4-yl)methyl)-4-methyl-2-propyl-1H-benzo[d]imidazole-6-carboxylic acid
CAS:
1098100-87-8
MF:
C26H23N3O2
Chemical Name:
Fimasartan Impurity
Structure:
Chemical Name:
2-(((5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)(methyl)amino)succinic acid
MF:
C21H20FN3O6S
Structure:
Chemical Name:
()-Olivil 4″-O-glucoside
CAS:
76880-93-8
MF:
C26H34O12
Structure:
Chemical Name:
2-(DIETHYLAMINO)-N-(2,4-DIMETHYLPHENYL)ACETAMIDE
CAS:
17289-53-1
MF:
C14H22N2O
Structure:
Chemical Name:
(3RS)-3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
MF:
C16H20N2O
Structure:
Chemical Name:
2,3,5,6-tetradeuterio-4-[5-[4-(hydroxymethyl)phenyl]-3-(trifluoromethyl)pyrazol-1-yl]benzenesulfonamide
CAS:
1276524-56-1
MF:
C17H10D4F3N3O3S
Structure:
Chemical Name:
1,1-diphenylpropan-1-ol
CAS:
5180-33-6
MF:
C15H16O
Structure:
Chemical Name:
(R)-De(trifluoromethyl) Fluoxetine Hydrochloride
CAS:
1212215-97-8
MF:
C16H20ClNO
Structure:
Chemical Name:
(1R,5S)-1-phenyl-3-oxabicyclo[3.1.0]hexan-2-one
CAS:
96847-52-8
MF:
C11H10O2
Structure:
Chemical Name:
(1R,1'R,2S,2'S)-2,2'-[1,5-pentanediylbis[oxy(3-oxo-3,1-propanediyl)]]bis[1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-Isoquinolinium Benzenesulfonate
CAS:
96946-46-2
MF:
C59H77N2O15S+
Structure:
Chemical Name:
(2R,3R,4R,5R)-2-(4-amino-2-oxo-1,3,5-triazin-1(2H)-yl)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-3-yl acetate
MF:
C10H14N4O6
Structure:
Chemical Name:
12-ethyl-8-methyl-9-oxo-7-propionyl-9,11-dihydroindolizino[1,2-b]quinolin-2-yl [1,4'-bipiperidine]-1'-carboxylate
CAS:
176515-52-9
MF:
C32H38N4O4
Structure:
Chemical Name:
4-amino-5-chloro-N-(1-propylpiperidin-4-yl)-2,3-dihydrobenzofuran-7-carboxamide
MF:
C17H24ClN3O2
Chemical Name:
Ceftazidime Impurity D
Chemical Name:
Ceftazidime Sulfoxide Impurity
Chemical Name:
Tofacitinib Impurity Y
Structure:
Chemical Name:
5-amino-6-chloro-2-(propylthio)pyrimidin-4-ol
MF:
C7H10ClN3OS
Chemical Name:
Labetalol EP impurity G
Structure:
Chemical Name:
2-(2-NITROPHENYL)ETHANAMINE
CAS:
33100-15-1
MF:
C8H10N2O2
Structure:
Chemical Name:
CLOZAPINE-D3
CAS:
1215691-72-7
MF:
C18H19ClN4
Chemical Name:
Bumetanide iMpurity F
Structure:
Chemical Name:
IODIXANOL RELATED COMPOUND D (50 MG) (5-[ACETYL(2-HYDROXY-3-METHYLPROPYL)AMINO]-N,N'-BIS(2,3-DIHYDROXYPROPYL)2,4,6-TRIIODO-1,3-BENZE-NEDICARBOXAMIDE)
CAS:
89797-00-2
MF:
C20H28I3N3O9
Structure:
Chemical Name:
NIMODIPINE RELATED COMPOUND B (50 MG) (BIS(2-METHOXYETHYL) 2,6-DIMETHYL-4-(3-NITROPHE-NYL)-1,4-DIHYDROPYRIDINE-3,5-DICARBOXYLATE) (AS)
CAS:
70172-96-2
MF:
C21H26N2O8
Structure:
Chemical Name:
1-METHYL-2-PHENOXYETHYLAMINE
CAS:
35205-54-0
MF:
C9H13NO
Chemical Name:
SULPIRIDE IMPURITY B
Structure:
Chemical Name:
3-(7,8-dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)-N-(((S)-3,4-dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)-N-methylpropan-1-amine oxide
CAS:
2511244-97-4
MF:
C27H36N2O6
Structure:
Chemical Name:
2,4,6,3',5'-pentamethoxybiphenyl
CAS:
84212-55-5
MF:
C17H20O5
Chemical Name:
Labetalol EP Impurity I
Chemical Name:
(Asp4)-Carbetocin (Impurity G)
Chemical Name:
Acrivastine Impurity 1
Structure:
Chemical Name:
Nifedipine impurity 10
CAS:
10323-98-5
MF:
C13H13NO3
Chemical Name:
Cefminox Sodium impurity E
Chemical Name:
Clindamycin Impurity D
Chemical Name:
Fasudil iMpurity C
Chemical Name:
Cefminox Impurity D
Structure:
Chemical Name:
SORAFENIB N-OXIDE
CAS:
583840-03-3
MF:
C21H16ClF3N4O4