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:
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
Structure:
Chemical Name:
(S)-3-Methyl-1-(2-piperidin-1-ylphenyl)butylamine
CAS:
147769-93-5
MF:
C16H26N2
Chemical Name:
Bimatoprost Impurity 17
Chemical Name:
Bumetanide Impurity 10
Chemical Name:
Cefoxitin EP Impurity E (R-methoxy cefoxitin)
Structure:
Chemical Name:
4(1H)-Pyrimidinone, 5-amino-6-chloro-2-(propylthio)-
CAS:
2512210-21-6
MF:
C7H10ClN3OS
Structure:
Chemical Name:
Carbamic acid, N-[(1S)-1-methyl-2-oxo-2-[3-(phenylmethoxy)phenyl]ethyl]-, phenylmethyl ester
CAS:
2151127-61-4
MF:
C24H23NO4
Structure:
Chemical Name:
1-(chloromethyl)-4-(dichloromethyl)benzene
CAS:
7398-44-9
MF:
C8H7Cl3
Structure:
Chemical Name:
4,4'-(propane-1,3-diyl)bismorpholine
CAS:
48152-09-6
MF:
C11H22N2O2
Chemical Name:
Roxadustat Impurity 17
Chemical Name:
Perospirone Impurity 20
CAS:
1002359-81-0
Chemical Name:
Dolutegravir Impurity 19
Chemical Name:
Cephalexin Impurity I
Chemical Name:
Fondaparinux sodium impurity 6
Chemical Name:
Fondaparinux sodium impurity 2
Chemical Name:
Oxacillin sodium Impurity I
Chemical Name:
Mixture of Cefoxitin Impurity E&F
Chemical Name:
Revefenacin Impurity 22
Chemical Name:
Lasmiditan Impurity 7
Structure:
Chemical Name:
Metronidazole IMpurity (1-Methyl-4-Nitro-1H-IMidazole)
CAS:
143508-97-8
MF:
C2H3NO
Structure:
Chemical Name:
benidipine
CAS:
119009-45-9
MF:
C28H31N3O6
Structure:
Chemical Name:
(S)-Phenylephrine hydrochloride
CAS:
939-38-8
MF:
C9H14ClNO2
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
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
Chemical Name:
Febuxostat impurity BAC
Structure:
Chemical Name:
4-(3,4-DICHLOROPHENYL)-1,2,3,4-TETRAHYDRO-1-NAPHTHALENOL
CAS:
866018-46-4
MF:
C16H14Cl2O
Chemical Name:
Lasmiditan Impurity 9
Chemical Name:
Letermovir Impurity 2
Structure:
Chemical Name:
1H-Imidazole-2-carboxylic acid
CAS:
16042-25-4
MF:
C4H4N2O2
Chemical Name:
Olodaterol Impurity 19
Chemical Name:
Ethacridine Impurity 12
Structure:
Chemical Name:
2-[4-[(2RS)-2-HYDROXY-3[(1-METHYLETHYL)AMINO]PROPOXY]PHENYL]ACETONITRILE
CAS:
29277-73-4
MF:
C14H20N2O2
Structure:
Chemical Name:
(-)-Nebivolol
CAS:
118457-16-2
MF:
C22H25F2NO4
Structure:
Chemical Name:
2-Hydroxymethyl Olanzapine
CAS:
174756-45-7
MF:
C17H20N4OS
Structure:
Chemical Name:
5-Hydroxymethyl Flucloxacillin
CAS:
75524-31-1
MF:
C19H17ClFN3O6S
Structure:
Chemical Name:
6-Hydroxy-5-methoxy-1-indanone
CAS:
90843-62-2
MF:
C10H10O3
Structure:
Chemical Name:
9-cis Acitretin
CAS:
419534-31-9
MF:
C21H26O3
Structure:
Chemical Name:
N-Desmethylvinblastine
CAS:
18172-50-4
MF:
C45H56N4O9
Structure:
Chemical Name:
Rabeprazole Sulfone
CAS:
117976-47-3
MF:
C18H21N3O4S
Structure:
Chemical Name:
6-BROMO-3 H-ISOBENZOFURAN-1-ONE
CAS:
19477-73-7
MF:
C8H5BrO2
Structure:
Chemical Name:
TOPOTECANACETATE
CAS:
123948-88-9
MF:
C25H27N3O7
Structure:
Chemical Name:
Vancomycin Impurity J
CAS:
2416251-24-4
MF:
C66H75Cl2N9O24
Structure:
Chemical Name:
dimethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarb oxylate
CAS:
21829-09-4
MF:
C17H18N2O6
Structure:
Chemical Name:
L-erythro-3-(3,4-Dihydroxyphenyl)serine
CAS:
34047-62-6
MF:
C9H11NO5
Structure:
Chemical Name:
ethylmethylglycinexylidide
CAS:
74634-66-5
MF:
C13H20N2O
Structure:
Chemical Name:
riboflavin 3',5'-bisphosphate
CAS:
86108-26-1
MF:
C17H22N4O12P2
Structure:
Chemical Name:
6 beta-hydroxycortisol
CAS:
53-35-0
MF:
C21H30O6
Structure:
Chemical Name:
16-hydroxyclarithromycin
CAS:
124412-58-4
MF:
C38H69NO14
Structure:
Chemical Name:
4-METHYL-3-[[1-OXO-2-(PROPYLAMINO)PROPYL]AMINO]-2-THIOPHENECARBOXYLIC ACID
CAS:
114176-52-2
MF:
C12H18N2O3S
Structure:
Chemical Name:
1-(4-Isobutylphenyl)ethanol
CAS:
40150-92-3
MF:
C12H18O
Structure:
Chemical Name:
TRIMETHYL(3-HYDROXYPHENYL)AMMONIUMIODIDE
CAS:
2498-27-3
MF:
C9H14INO
Structure:
Chemical Name:
ACEMETACINTERT-BUTYLESTER
CAS:
75302-98-6
MF:
C25H26ClNO6
Structure:
Chemical Name:
2-ETHYLHEXYLGLUCOPYRANOSIDE
CAS:
125590-73-0
MF:
C14H28O6
Structure:
Chemical Name:
Benzoic acid, 4-[(2S,4S)-4-ethoxy-2-piperidinyl]-
CAS:
3040999-15-0
MF:
C14H19NO3
Structure:
Chemical Name:
methyl (2R)-2-amino-3-(1H-indol-3-yl)propanoate
CAS:
22032-65-1
MF:
C12H14N2O2
Structure:
Chemical Name:
(5-BENZYLIDENE-4-OXO-2-THIOXO-THIAZOLIDIN-3-YL)-ACETIC ACID
CAS:
82159-06-6
MF:
C12H9NO3S2
Structure:
Chemical Name:
3-NITROPHENYLACETYLENE
CAS:
3034-94-4
MF:
C8H5NO2
Structure:
Chemical Name:
Amlodipine Impurity 27
CAS:
2832589-38-3
MF:
C26H29ClN2O7S
Structure:
Chemical Name:
3-(4-Methylimidazol-1-yl)-5-trifluoromethylbenzoic acid
CAS:
641571-13-3
MF:
C12H9F3N2O2
Structure:
Chemical Name:
3-Morpholinopropyl bromide
CAS:
125422-83-5
MF:
C7H14BrNO
Structure:
Chemical Name:
7-Phenyl-acetamido-deacetoxy-cephalosporanic-acid
CAS:
27255-72-7
MF:
C16H16N2O4S
Structure:
Chemical Name:
O-PROPIONYLBENZOIC ACID
CAS:
2360-45-4
MF:
C10H10O3
Structure:
Chemical Name:
3-METHOXY-L-TYROSINE
CAS:
300-48-1
MF:
C10H13NO4
Structure:
Chemical Name:
(4S-cis)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester
CAS:
196085-85-5
MF:
C14H23NO4
Structure:
Chemical Name:
Triacetyl Aloe-emodin (Impurity A)
CAS:
25395-11-3
MF:
C21H16O8
Structure:
Chemical Name:
2,4'-Diamino[sulfonylbisbenzene]
CAS:
27147-69-9
MF:
C12H12N2O2S
Structure:
Chemical Name:
2-P-TOLYLOXYMETHYL-OXIRANE
CAS:
2186-24-5
MF:
C10H12O2
Structure:
Chemical Name:
3-Hydroxyazobenzene
CAS:
2437-11-8
Structure:
Chemical Name:
Astragalin 7-O-β-D-glucopyranoside
CAS:
25615-14-9
MF:
C27H30O16
Structure:
Chemical Name:
4-(5-CHLORO-2-THIENYL)-1,3-THIAZOL-2-AMINE
CAS:
123971-45-9
MF:
C7H5ClN2S2