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Pharmaceutical Impurity Reference Standards
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- Structure:
- Chemical Name:Lisinopril Cyclohexyl Analog
- CAS:1132650-67-9
- MF:C21H37N3O5
- Chemical Name:Fosinopril Related Compound E
- CAS:
- MF:
- Structure:
- Chemical Name:cis-Atovaquone
- CAS:137732-39-9
- MF:C22H19ClO3
- 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: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
- Structure:
- Chemical Name:Dextranomer
- CAS:56087-11-7
- MF:C41H68O30X4
- Structure:
- Chemical Name:Trospium Chloride Related Compound C
- CAS:3464-71-9
- MF:C16H15ClO2
- 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: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
- Chemical Name:MAIZE POWDER MA 1.0 IRMM CERTIFIED RE-F
- CAS:68525-86-0
- MF:
- 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
- Structure:
- Chemical Name:GLUCOSAMINE SULFATE SODIUM CHLORIDE
- CAS:1296149-13-7
- MF:C6H15ClNNaO9S
- Structure:
- Chemical Name:Δ2-Cefuroxime Axetil
- CAS:123458-61-7
- MF:C20H22N4O10S
- Structure:
- Chemical Name:Olopatadine N-Oxide
- CAS:203188-31-2
- MF:C21H23NO4
- Structure:
- Chemical Name:(R)-2-(2-OXO-PYRROLIDIN-1-YL)-BUTYRAMIDE
- CAS:103765-01-1
- MF:C8H14N2O2
- Structure:
- Chemical Name:CEFACLOR, DELTA-3-ISOMER (30 MG)
- CAS:152575-13-8
- MF:C15H14ClN3O4S
- Structure:
- Chemical Name:Flavoxate Related Compound C (20 mg) (3-Methylflavone-8-carboxylic acid ethyl ester)
- CAS:35888-94-9
- MF:C19H16O4
- Structure:
- Chemical Name:Dalasetron (Mesylate hydrate)
- CAS:878143-33-0
- MF:C20H24N2O6S
- Structure:
- Chemical Name:TICLOPIDINE IMPURITY F
- CAS:62019-75-4
- MF:C14H14ClNS
- Structure:
- Chemical Name:(endo,anti)-(±)-3-(3-hydroxy-1-oxo-2-phenylpropoxy)-8-isopropyl-8-methyl-8-azoniabicyclo[3.2.1]octane bromide
- CAS:58073-59-9
- MF:C20H30BrNO3
- Structure:
- Chemical Name:(±)-N-[3-acetyl-4-[2-hydroxy-3-[(1-methylethyl)amino]propoxy]phenyl]acetamide
- CAS:22568-64-5
- MF:C16H24N2O4
- Structure:
- Chemical Name:alpha-Methyl-4-biphenylacetic acid
- CAS:6341-72-6
- MF:C15H14O2
- Structure:
- Chemical Name:Zinc acexamate
- CAS:70020-71-2
- MF:C16H28N2O6Zn
- Structure:
- Chemical Name:INDINAVIR (100 MG)F0D3080.971MG/MG(AI)
- CAS:180683-37-8
- MF:C36H49N5O5
- Chemical Name:BUPIVACAINE IMPURITY E
- CAS:
- MF:
- Chemical Name:FENTICONAZOLE IMPURITY D
- CAS:
- MF:
- Chemical Name:HYOSCINE BUTYLBROMIDE IMPURITY E
- CAS:
- MF:
- Structure:
- Chemical Name:(9Z,12Z)-octadeca-9,12-dienoic acid, monoester with glycerol
- CAS:26545-74-4
- MF:C21H38O4
- Structure:
- Chemical Name:Cefoperazone dihydrate
- CAS:113826-44-1
- MF:C25H29N9O9S2
- Structure:
- Chemical Name:D-Phenylalanine, N-[[4-(1-methylethyl)cyclohexyl]carbonyl]-, cis-
- CAS:105816-06-6
- MF:C19H27NO3
- Structure:
- Chemical Name:N-isopropyltropinium
- CAS:58005-18-8
- MF:C11H22BrNO
- Chemical Name:GMO Standard ERM-BF412, Maize Bt-11
- CAS:
- MF:
- Structure:
- Chemical Name:Iron-56Fe solution
- CAS:
- MF:Fe
- Structure:
- Chemical Name:67392-87-4
- CAS:67392-87-4
- MF:
- Structure:
- Chemical Name:Temazepam Related Compound G (15 mg) (7-Chloro-1,4-dimethyl-5-phenyl-4,5-dihydro-1H-1,4-benzodiazepine-2,3-dione)
- CAS:93329-92-1
- MF:C17H15ClN2O2
- Structure:
- Chemical Name:(2S)-1-[2-Methylpropanoyl]-pyrrolidine-2-carboxylic Acid
- CAS:23500-15-4
- MF:C9H15NO3
- Structure:
- Chemical Name:1-Methyl-2-(Methylthio)iMidazole
- CAS:14486-52-3
- MF:C5H8N2S
- Chemical Name:Abacavir Related CoMpound B
- CAS:
- MF:
- Chemical Name:GalantaMine HydrobroMide Related CoMpounds Mixture
- CAS:
- MF:
- Structure:
- Chemical Name:Ranitidine Resolution Mixture
- CAS:
- MF:C13H22N4O3S
- Structure:
- Chemical Name:Flutrimazole carbinol
- CAS:128092-72-8
- MF:C19H14F2O
- Chemical Name:WARFARIN RELATED COMPOUND A (50 MG) (3-(O-HYDROXYPHENYL)-5-PHENYL-2-CYCLOHEXEN-1-ONE)
- CAS:37209-23-7
- MF:
- Structure:
- Chemical Name:ERYTHROMYCIN B
- CAS:527-75-3
- MF:C37H67NO12
- Chemical Name:ENDOTOXIN STANDARD
- CAS:
- MF:
- Chemical Name:HYDROUS BENZOYL PEROXIDE - REFERENCE SPECTRUM
- CAS:
- MF:
- Chemical Name:HEPARIN LOW-MOLECULAR-MASS FOR CALIBRATION CRS
- CAS:
- MF:
- Chemical Name:OXYTOCIN/DESMOPRESSIN VALIDATION MIXTURE
- CAS:
- MF:
- Chemical Name:POTASSIUM CLAVULANATE - REFERENCE SPECTRUM
- CAS:
- MF:
- Chemical Name:OXALIPLATIN IMPURITY D
- CAS:
- MF:
- Structure:
- Chemical Name:ESTRADIOL FOR PEAK IDENTIFICATION
- CAS:
- MF:C18H24O2
- Structure:
- Chemical Name:6alpha-fluoro-11beta,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 21-pivalate
- CAS:29205-06-9
- MF:C27H37FO5
- Structure:
- Chemical Name:82999, 237NpO2 (V encapsulated)
- CAS:58670-16-9
- MF:NpO2
- Chemical Name:POLYGLYCERYL-3 DIISOSTEARATE
- CAS:66082-42-6
- MF:C45H88O9
- Chemical Name:Silicon (isotope ratio)
- CAS:
- MF:
- Structure:
- Chemical Name:Triprolidine Hydrochloride Z-IsoMer
- CAS:51657-91-1
- MF:C19H23ClN2
- Structure:
- Chemical Name:MONOSTEARYL MALEATE (100 MG)
- CAS:2424-62-6
- MF:C22H40O4
- Structure:
- Chemical Name:IFOSFAMIDE IMPURITY E
- CAS:42453-19-0
- MF:C5H11Cl2N
- Chemical Name:PANCREAS POWDER (PROTEASE) BRP
- CAS:
- MF:
- Chemical Name:RETINOL ESTERS
- CAS:
- MF:
- Chemical Name:OXFENDAZOLE WITH IMPURITY D
- CAS:
- MF:
- Chemical Name:Vitamin D Assay System Suitability
- CAS:
- MF:
- Chemical Name:GMO Standard ERM-BF411, Maize Bt-176
- CAS:
- MF:
- Structure:
- Chemical Name:Temazepam Related Compound F (15 mg) (7-chloro-1-methyl-5-phenyl-4,5-dihydro-1H-1,4-benzodiazepine-2,3-dione)
- CAS:3294-96-0
- MF:C16H13ClN2O2
- Chemical Name:SuMatriptan Succinate Related IMpurities
- CAS:
- MF:
- Chemical Name:ARTICAINE IMPURITY E
- CAS:
- MF:
- Structure:
- Chemical Name:FOSCARNET IMPURITY B
- CAS:55920-24-6
- MF:C3H8NaO5P
- Chemical Name:HEPARIN LOW-MOLECULAR-MASS FOR ASSAY BRP
- CAS:
- MF:
- Chemical Name:EUROSOIL 3
- CAS:
- MF:
- Structure:
- Chemical Name:Copper-65Cu solution
- CAS:
- MF:Cu
- Structure:
- Chemical Name:Boron-11B solution
- CAS:
- MF:BH3
- Chemical Name:Platinum (isotope ratio)
- CAS:
- MF:
- Chemical Name:CeftazidiMe, Delta-3-IsoMer
- CAS:
- MF:
- Chemical Name:Abacavir Related CoMpounds Mixture
- CAS:
- MF:
- Structure:
- Chemical Name:Chloroquine Related CoMpound E
- CAS:5428-61-5
- MF:C18H26ClN3
- Chemical Name:Fosinopril Related CoMpound F
- CAS:
- MF:
- Chemical Name:OMeprazole Related CoMpound F and G Mixture
- CAS:
- MF:
- Chemical Name:Pyrantel Related CoMpound A
- CAS:
- MF:
- Structure:
- Chemical Name:SulfaMethoxazole Related CoMpound F
- CAS:17103-52-5
- MF:C10H11N3O3S
- Structure:
- Chemical Name:ZINC-64
- CAS:
- MF:Zn
- Structure:
- Chemical Name:ALLOPURINOL IMPURITY A
- CAS:
- MF:C5H4N4O
- Chemical Name:FLUMAZENIL - REFERENCE SPECTRUM
- CAS:
- MF:
- Structure:
- Chemical Name:IFOSFAMIDE IMPURITY B
- CAS:241482-18-8
- MF:C10H24Cl2N2O7P2
- Structure:
- Chemical Name:3-[(2,2-dimethoxyethyl)thio]propene
- CAS:84522-35-0
- MF:C7H14O2S
- Chemical Name:Lamivudine Resolution Mixture B
- CAS:
- MF:
- Chemical Name:Vancomycin B with Monodechlorovancomycin
- CAS:
- MF:
- Structure:
- Chemical Name:137234-62-9
- CAS:137234-62-9
- MF:C16H14F3N5O
- Structure:
- Chemical Name:Iron-57Fe solution
- CAS:
- MF:Fe
- Structure:
- Chemical Name:Rubidium-85Rb solution
- CAS:
- MF:Rb
- Chemical Name:Boric acid (isotope ratio)
- CAS:
- MF:
- Structure:
- Chemical Name:Cefadroxil Related CoMpound I
- CAS:147103-94-4
- MF:C16H17N3O5S
- Chemical Name:Cefprozil Related CoMpound H
- CAS:
- MF:
- Chemical Name:CALCIUM ASCORBATE - REFERENCE SPECTRUM
- CAS:
- MF:
- Structure:
- Chemical Name:TICARCILLIN IMPURITY A
- CAS:6933-26-2
- MF:C13H12OS
- Chemical Name:TRIMETHOPRIM IMPURITY B
- CAS:
- MF:
- Structure:
- Chemical Name:TRAMADOL IMPURITY A
- CAS:
- MF:C16H25NO2
- Chemical Name:TYLOSIN PHOSPHATE FOR PEAK IDENTIFICATION
- CAS:
- MF:
- Structure:
- Chemical Name:(S)-1-(3-((ethyl(methyl)carbamoyl)oxy)phenyl)-N,N-dimethylethanamine
- CAS:415973-05-6
- MF:C14H22N2O2
- Chemical Name:MetaMizole iMpurity E
- CAS:
- MF: