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:SalMeterol Xinafoate Adduct IMpurity
- CAS:1330076-52-2
- MF:C36H43NO6
- Structure:
- Chemical Name:eicosapentaenoic acid ethyl ester
- CAS:73310-10-8
- MF:C22H34O2
- Structure:
- Chemical Name:Telmisartan Related Compound B (15 mg) (4'-[(1,7'-dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazol-1'-yl)methyl]biphenyl-2-carboxylic acid)
- CAS:1026353-20-7
- MF:C33H30N4O2
- Structure:
- Chemical Name:Repaglinide EP Impurity E
- CAS:147852-26-4
- MF:C27H36N2O4
- Structure:
- Chemical Name:Atorvastatin Related Compound A
- CAS:433289-83-9
- MF:C33H35CaN2O5+
- Structure:
- Chemical Name:Gemfibrozil Related Compound A ,(E,Z)-2,2-dimethyl-5-[2,5-dimethyl-4-(propene-1-yl)phenoxy]valeric acid
- CAS:500904-61-0
- MF:C18H26O3
- Structure:
- Chemical Name:4-DesMethyl-3-Methyl Celecoxib
- CAS:170570-01-1
- MF:C17H14F3N3O2S
- Structure:
- Chemical Name:2,6-Diisopropyl-1,4-benzoquinone
- CAS:1988-11-0
- MF:C12H16O2
- Structure:
- Chemical Name:7-AMINO-3-[(Z)-PROP-1-ENYL]-3-CEPHEM-4-CARBOXYLIC ACID
- CAS:106447-44-3
- MF:C10H12N2O3S
- Structure:
- Chemical Name:cephaeline hydrochloride
- CAS:5853-29-2
- MF:C28H39ClN2O4
- Structure:
- Chemical Name:4-Benzyl Albuterol
- CAS:56796-66-8
- MF:C20H27NO3
- Structure:
- Chemical Name:OXITROPIUM BROMIDE
- CAS:30286-75-0
- MF:C19H26BrNO4
- Structure:
- Chemical Name:Coenzyme
- CAS:45127-11-5
- MF:C4H10O6S4
- Structure:
- Chemical Name:HALOPERIDOL RELATED COMPOUND A (15 MG) (4,4'-BIS[(4-P-CHLOROPHENYL)-4-HYDROXY-PIPERIDINO]-BU-TYROPHENONE)
- CAS:67987-08-0
- MF:C32H36Cl2N2O3
- Structure:
- Chemical Name:5-Amino-2,4,6-triiodo-N-methylisophthalamic Acid
- CAS:2280-89-9
- MF:C9H7I3N2O3
- Structure:
- Chemical Name:Dehydronitrendipine
- CAS:89267-41-4
- MF:C18H18N2O6
- Structure:
- Chemical Name:6-O-METHYLCODEINE
- CAS:2859-16-7
- MF:C19H23NO3
- Structure:
- Chemical Name:Prednisolone tebutate
- CAS:7681-14-3
- MF:C27H38O6
- Structure:
- Chemical Name:Gabapentin Related Compound D
- CAS:1076198-17-8
- MF:C18H29NO3
- Structure:
- Chemical Name:Vardenafil hydrochloride trihydrate
- CAS:330808-88-3
- MF:C23H35ClN6O5S
- Structure:
- Chemical Name:Norglipin
- CAS:16444-19-2
- MF:C21H23NO3
- Structure:
- Chemical Name:4-[Methyl[(2-amino-4-hydroxypteridine)-6-ylmethyl]amino]benzoic acid
- CAS:5623-18-7
- MF:C15H14N6O3
- Structure:
- Chemical Name:2-(3-CARBOXYPHENYL)PROPIONIC ACID
- CAS:68432-95-1
- MF:C10H10O4
- Structure:
- Chemical Name:rac 5-Desfluoro Voriconazole
- CAS:182369-73-9
- MF:C16H15F2N5O
- Structure:
- Chemical Name:3-Oxo Ziprasidone (Ziprasidone Impurity B)
- CAS:1159977-56-6
- MF:C21H19ClN4O2S
- Structure:
- Chemical Name:Desfluoro Risperidone
- CAS:106266-09-5
- MF:C23H28N4O2
- Structure:
- Chemical Name:Des(2,3-dihydroxypropyl) Iodixanol
- CAS:255376-57-9
- MF:C32H38I6N6O13
- Structure:
- Chemical Name:DAUNOMYCINONE
- CAS:21794-55-8
- MF:C21H18O8
- Structure:
- Chemical Name:Duloxetine IMpurity A
- CAS:947686-09-1
- MF:C25H23NO3S
- Structure:
- Chemical Name:Labetalol IMpurity A
- CAS:1391051-99-2
- MF:C19H23NO4
- Structure:
- Chemical Name:Cetirizine Ethyl Ester (USP RC A)
- CAS:246870-46-2
- MF:C23H29ClN2O3
- Structure:
- Chemical Name:6,6'-DiMethoxy-2,2'-binaphthalene
- CAS:29619-45-2
- MF:C22H18O2
- Structure:
- Chemical Name:FLUCONAZOLE RELATED COMPOUND B (10 MG) (2-(4-FLUOROPHENYL)-1,3-BIS(1 H-1,2,4-TRIAZOL-1 -YL)-PROPAN-2-OL)
- CAS:81886-51-3
- MF:C13H13FN6O
- Structure:
- Chemical Name:LEVOCARNITINE RELATED COMPOUND A (100 MG) (3-CARBOXY-N,N,N-TRIMETHYL-2-PROPEN-1-AMINIUM CHLORIDE)
- CAS:6538-82-5
- MF:C7H13ClNO2
- Structure:
- Chemical Name:Levomepromazine hydrochloride
- CAS:1236-99-3
- MF:C19H24N2OS.ClH
- Structure:
- Chemical Name:Prednisolone 21-trimethylacetate
- CAS:1107-99-9
- MF:C26H36O6
- Structure:
- Chemical Name:octahydro-2-nitrosocyclopenta[c]pyrrole
- CAS:54786-86-6
- MF:C7H12N2O
- Structure:
- Chemical Name:Clazuril
- CAS:101831-36-1
- MF:C17H10Cl2N4O2
- Chemical Name:Citalopram Related Compound E
- CAS:
- MF:
- Structure:
- Chemical Name:1-Cyano-3-isopropylguanidine
- CAS:44830-55-9
- MF:C5H10N4
- Structure:
- Chemical Name:C00984
- CAS:3646-73-9
- MF:C6H12O6
- Structure:
- Chemical Name:LevetiracetaM IMpurity B
- CAS:358629-47-7
- MF:C8H12N2O2
- Structure:
- Chemical Name:Aripiprazole N1-Oxide
- CAS:573691-09-5
- MF:C23H27Cl2N3O3
- Structure:
- Chemical Name:N-De(4-sulfonaMidophenyl)-N'-(4-sulfonaMidophenyl) Celecoxib
- CAS:331943-04-5
- MF:C17H14F3N3O2S
- Structure:
- Chemical Name:Tioconazole Related Compound A (25 mg) (1-[2,4-Dichloro-beta-[(3-thenyl)-oxy]phenethyl]imidazole hydrochloride)
- CAS:61709-33-9
- MF:C16H15Cl3N2OS
- Structure:
- Chemical Name:5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one
- CAS:1391053-95-4
- MF:C23H32N6O4S
- Structure:
- Chemical Name:Loratadine EP IMpurity F
- CAS:125743-80-8
- MF:C22H24ClFN2O2
- Structure:
- Chemical Name:N-[[(HEXAHYDROCYCLOPENTA [C]PYRROL-2(1H)-YL)AMINO]CARBONYL]-2-METHYL BENZENESULFONAMIDE
- CAS:1076198-18-9
- MF:C15H21N3O3S
- Structure:
- Chemical Name:GLIMEPIRIDE RELATED COMPOUND C (20 MG) (GLIMEPIRIDE URETHANE)
- CAS:119018-30-3
- MF:C18H23N3O6S
- Structure:
- Chemical Name:INSULIN LISPRO (5.97 MG)
- CAS:133107-64-9
- MF:C257H383N65O77S6
- Structure:
- Chemical Name:Trimethoprim Related Compound B (25 mg) (2,4-diaminopyrimidin-5-yl)(3,4,5-trimethoxyphenyl)methanone) (AS)
- CAS:30806-86-1
- MF:C14H16N4O4
- Structure:
- Chemical Name:ACETOPHENAZINE MALEATE (200 MG)
- CAS:5714-00-1
- MF:C53H64N6O11S2
- Structure:
- Chemical Name:apovincamine
- CAS:4880-92-6
- MF:C21H24N2O2
- Structure:
- Chemical Name:4-cyclohexyl-alpha-methylnaphthalene-1-acetic acid
- CAS:71109-09-6
- MF:C19H22O2
- Structure:
- Chemical Name:TRAMADOL IMPURITY E
- CAS:
- MF:C16H25NO2
- Structure:
- Chemical Name:FLUCONAZOLE IMPURITY B
- CAS:
- MF:C13H12F2N6O
- Structure:
- Chemical Name:ChlorproMazine Sulfoxide
- CAS:969-99-3
- MF:C17H19ClN2OS
- Chemical Name:Fosinopril Related Compound B
- CAS:
- MF:
- Structure:
- Chemical Name:4-Nitro-2-phenoxyaniline
- CAS:5422-92-4
- MF:C12H10N2O3
- Structure:
- Chemical Name:SulfaMethoxazole N4-glucoside
- CAS:119691-75-7
- MF:C16H21N3O8S
- Structure:
- Chemical Name:4'-(pyrimidin-2-ylsulphamoyl)acetanilide
- CAS:127-74-2
- MF:C12H12N4O3S
- Structure:
- Chemical Name:Fosinopril Related Compound D
- CAS:1356353-41-7
- MF:C30H47NNaO7P
- Structure:
- Chemical Name:1H-Imidazol-5-amine,1-methyl-4-nitro-(9CI)
- CAS:4531-54-8
- MF:C4H6N4O2
- Structure:
- Chemical Name:Proguanil Related Compound C (25 mg) (1,5-bis(4-chlorophenyl)biguanide hydrochloride)
- CAS:13590-98-2
- MF:C14H14Cl3N5
- Structure:
- Chemical Name:[2S-[1[R*(R*)],2α,3aβ,6aβ]]-1-[2-[[3-Cyclohexyl-1-(ethoxycarbonyl)propyl]aMino]-1-oxoprop
- CAS:99742-35-5
- MF:C23H38N2O5
- Structure:
- Chemical Name:1-[(2S)-3-BroMo-2-Methyl-1-oxopropyl]-L-proline
- CAS:80629-35-2
- MF:C9H14BrNO3
- Structure:
- Chemical Name:N-Des(cyclohexylaMinocarbonyl) Glipizide
- CAS:1346600-54-1
- MF:C14H16N4O3S
- Structure:
- Chemical Name:Ticabesone Propionate
- CAS:73205-13-7
- MF:C25H32F2O5S
- Chemical Name:OXALIPLATIN IMPURITY B
- CAS:
- MF:
- Structure:
- Chemical Name:PYRANTEL IMPURITY A
- CAS:36700-38-6
- MF:C11H14N2S
- Structure:
- Chemical Name:estra-1,3,5(10)-triene-3,17beta-diol 17-butyrate
- CAS:18069-79-9
- MF:C22H30O3
- Structure:
- Chemical Name:N-Succinyl-L-tyrosine
- CAS:374816-32-7
- MF:C13H15NO6
- Structure:
- Chemical Name:rac N-Desisopropyl-N-ethyl Acebutolol
- CAS:441019-91-6
- MF:C17H26N2O4
- Structure:
- Chemical Name:Citalopram Related Compound H (25 mg) (1-(4'-fluorophenyl)-1-(3-dimethylaminopropyl)-5-bromophthalane hydrobromide)
- CAS:479065-02-6
- MF:C19H22Br2FNO
- Structure:
- Chemical Name:(2E)-1-[2-[(2RS)-2-hydroxy-3-(propylamino)propoxy]phenyl]-3-phenylprop-2-en-1-one
- CAS:88308-22-9
- MF:C21H25NO3
- Structure:
- Chemical Name:2-[(1,1-DIMETHYLETHYL) AMINO]-1-[4-OH-3-(HYDROXYMETHYL)PHENYL]ETHAN-1-ONE
- CAS:156547-62-5
- MF:C13H19NO3
- Chemical Name:INSULIN ASPART
- CAS:116094-23-6
- MF:C256H381N65O79S6
- Structure:
- Chemical Name:METHYL 6-CHLORO-1H-BENZO[D]IMIDAZOL-2-YLCARBAMATE
- CAS:20367-38-8
- MF:C9H8ClN3O2
- Structure:
- Chemical Name:1-(3,4-dihydroxyphenyl)-2-[(1-methylethyl)amino] hydrochloride
- CAS:16899-81-3
- MF:C11H15NO3.ClH
- Structure:
- Chemical Name:Talampicillin hydrochloride
- CAS:39878-70-1
- MF:C24H23N3O6S.ClH
- Structure:
- Chemical Name:Citalopram Related Compound B
- CAS:1332724-03-4
- MF:C22H23FN2O6
- Chemical Name:Fosinopril Related Compound C
- CAS:
- MF:
- Structure:
- Chemical Name:[3-[2-(diMethylaMino)ethyl]-2-[[3-[2-(diMethylaMino)ethyl]-1H-indol-5-yl]Methyl]-1H-indol-5-yl]-N-MethylMethanesulfonaMide, succinate salt
- CAS:545338-89-4
- MF:C27H37N5O2S
- Structure:
- Chemical Name:Meta-Fexofenadine
- CAS:479035-75-1
- MF:C32H39NO4
- Structure:
- Chemical Name:4H-IMIDAZO[1,5-A][1,4]BENZODIAZEPINE-3-CARBOXYLIC ACID, 8-FLUORO-5,6-DIHYDRO-5-METHYL-6-OXO-
- CAS:84378-44-9
- MF:C13H10FN3O3
- Structure:
- Chemical Name:TINIDAZOLE RELATED COMPOUND B (20 MG) (1-(2-ETHYL-SULFONYLETHYL)-2-METHYL-4-NITROIMIDAZOLE)
- CAS:25459-12-5
- MF:C8H13N3O4S
- Structure:
- Chemical Name:DIAZEPAM RELATED COMPOUND B (25 MG) (3-AMINO-6-CHLORO-1-METHYL-4-PHENYLCARBOSTYRIL)
- CAS:5220-02-0
- MF:C16H13ClN2O
- Structure:
- Chemical Name:10-Formylfolic Acid
- CAS:134-05-4
- MF:C20H19N7O7
- Chemical Name:BUPIVACAINE IMPURITY B
- CAS:
- MF:
- Structure:
- Chemical Name:Dextranomer
- CAS:56087-11-7
- MF:C41H68O30X4
- Chemical Name:Fosinopril Related Compound E
- CAS:
- MF:
- Structure:
- Chemical Name:Platinum, (1,2-cyclohexanediamine-N,N')dinitrato-,(sp-4-2, 1R-trans)-
- CAS:66900-68-3
- MF:C6H12N4O6Pt
- Structure:
- Chemical Name:Lisinopril Cyclohexyl Analog
- CAS:1132650-67-9
- MF:C21H37N3O5
- Structure:
- Chemical Name:Proguanil Related Compound D (25 mg) (1,5-bis(1-methylethyl)biguanide hydrochloride)
- CAS:35708-82-8
- MF:C8H20ClN5
- Structure:
- Chemical Name:Propoxyphene Related Compound B (50 mg) (alpha-d-2-Acetoxy-4-dimethylamino-1,2-diphenyl-3-methylbutane)
- CAS:53990-51-5
- MF:C21H27NO2
- Structure:
- Chemical Name:Trospium Chloride Related Compound C
- CAS:3464-71-9
- MF:C16H15ClO2
- Structure:
- Chemical Name:cis-Atovaquone
- CAS:137732-39-9
- MF:C22H19ClO3
- Chemical Name:MAIZE POWDER MA 1.0 IRMM CERTIFIED RE-F
- CAS:68525-86-0
- MF:
- Structure:
- Chemical Name:KETAMINE RELATED COMPOUND A (50 MG) (1 -[(2-CHLOROPHENYL)(METHYLIMINO)METHYL]CYLCOPENTA-NOL)
- CAS:6740-87-0
- MF:C13H16ClNO
- Structure:
- Chemical Name:2-Naphthacenecarboxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-, monohydrochloride, [4S-(4alpha,4aalpha,5alpha,5aalpha,6beta,12aalpha)]-
- CAS:41411-66-9
- MF:C22H25ClN2O8