Reference Substance
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- Structure:
- Chemical Name:Ethyl 2-aminopropanoate
- CAS:17344-99-9
- MF:C5H11NO2
- Structure:
- Chemical Name:Acetamide, N-(2-aminoethyl)-2-[(3-hydroxyphenyl)(4-methylphenyl)amino]-
- CAS:2724727-52-8
- MF:C17H21N3O2
- Structure:
- Chemical Name:Geclosporin
- CAS:74436-00-3
- MF:C63H113N11O12
- Structure:
- Chemical Name:1,6-Naphthyridine-3-carboxamide, 4-(4-cyano-2-methoxyphenyl)-1,4-dihydro-2,8-dimethyl-5-(1-methylethoxy)-
- CAS:2640280-85-7
- MF:C22H24N4O3
- Structure:
- Chemical Name:L-Ampicillin
- CAS:19379-33-0
- MF:C16H19N3O4S
- Structure:
- Chemical Name:ardisiacrispin B
- CAS:112766-96-8
- MF:C53H86O22
- Structure:
- Chemical Name:3-N-OXALYL-L-2,3-DIAMINOPROPANOICACID
- CAS:5302-45-4
- MF:C5H8N2O5
- Structure:
- Chemical Name:2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID
- CAS:2513-33-9
- MF:C14H10O5
- Structure:
- Chemical Name:SALOR-INT L173312-1EA
- CAS:55917-07-2
- MF:C14H21NO
- Structure:
- Chemical Name:Amlodipine Diethyl Ester
- CAS:140171-65-9
- MF:C21H27ClN2O5
- Structure:
- Chemical Name:Dehydro Simvastatin
- CAS:210980-68-0
- MF:C25H36O4
- Structure:
- Chemical Name:Mono-POC Isopropyl Tenofovir
- CAS:1422284-15-8
- MF:C21H32N5O11P
- Structure:
- Chemical Name:Cephalexin Diketopiperazine Monoacid (Mixture of DiastereoMers)
- CAS:1323247-65-9
- MF:C16H19N3O5S
- Structure:
- Chemical Name:2-Des(acetylthioMethyl)-2-Methylene Racecadotril
- CAS:87428-99-7
- MF:C19H19NO3
- Structure:
- Chemical Name:(R)-(4-(5-chlorobenzo[d]oxazol-2-yl)-7-Methyl-1,4-diazepan-1-yl)(5-Methyl-2-(2H-1,2,3-triazol-2-yl)phenyl)Methanone
- CAS:1030377-80-0
- MF:C23H23ClN6O2
- Structure:
- Chemical Name:Icariside I
- CAS:56725-99-6
- MF:C27H30O11
- Structure:
- Chemical Name:Albuterol diMer
- CAS:147663-30-7
- MF:C26H40N2O5
- Chemical Name:edaravone iMpurity A
- CAS:
- MF:
- Structure:
- Chemical Name:Pantoprazole EP IMpurity E
- CAS:2115779-15-0
- MF:C32H28F4N6O8S2
- Structure:
- Chemical Name:BUTYL ANALOG OF TAXOL, n-(RG)
- CAS:173101-55-8
- MF:C45H55NO14
- Structure:
- Chemical Name:Toluene-4-sulfonic acid 5-(2,4-difluoro-phenyl)-5-[1,2,4]triazol-1-ylMethyl-tetrahydro-furan-3-ylMethyl
- CAS:159811-30-0
- MF:C21H21F2N3O4S
- Structure:
- Chemical Name:Azilsartan iMpurity A
- CAS:147404-76-0
- MF:C25H23N3O4
- Structure:
- Chemical Name:Apixaban IMpurity 2
- CAS:1801881-16-2
- MF:C25H25N5O4
- Structure:
- Chemical Name:Lidocaine IMpurity E
- CAS:745798-07-6
- MF:C20H25N3O2
- Structure:
- Chemical Name:Dabigatran iMpurity J
- CAS:211915-00-3
- MF:C33H39N7O5
- Structure:
- Chemical Name:N-(3-(2-(2-chloropyriMidin-4-yl)acetyl)-2-fluorophenyl)-2,6-difluorobenzenesulfonaMide
- CAS:1195768-20-7
- MF:C18H11ClF3N3O3S
- Structure:
- Chemical Name:DL-β-O-Methylnorepinephrine Hydrochloride
- CAS:3770-01-2
- MF:C9H14ClNO3
- Structure:
- Chemical Name:LincoMycin 2-Phosphate
- CAS:27480-30-4
- MF:C18H35N2O9PS
- Structure:
- Chemical Name:((2R,3S,4R,5R,6S)-6-(4-chloro-3-(4-((S)-tetrahydrofuran-3-yloxy)benzyl)phenyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)Methyl acetate
- CAS:864070-37-1
- MF:C19H21ClO6
- Structure:
- Chemical Name:Isavuconazole Impurity
- CAS:21661-87-0
- MF:C9H5Br2NO
- Structure:
- Chemical Name:Ceftaroline Fosamil Impurity 8
- CAS:1286218-63-0
- MF:C22H23N8O9PS4
- Structure:
- Chemical Name:Buspirone EP Impurity C
- CAS:257877-45-5
- MF:C20H30N8
- Structure:
- Chemical Name:Imipenem Impurity
- CAS:776257-75-1
- MF:C24H34N6O8S2
- Structure:
- Chemical Name:(3R,8S,9S,12S) Atazanavir
- CAS:1332981-14-2
- MF:C38H52N6O7
- Structure:
- Chemical Name:Anisamide, 3-ethoxy-
- CAS:247569-89-7
- MF:C10H13NO3
- Structure:
- Chemical Name:Cefotiam Impurity 1
- CAS:775233-43-7
- MF:C13H14N4O5S2
- Structure:
- Chemical Name:Sitagliptin EP Impurity C
- CAS:945261-48-3
- MF:C16H16F5N5O
- Structure:
- Chemical Name:3-Thiomorpholinecarboxylic acid, 5-oxo-, 1-oxide
- CAS:88620-38-6
- MF:C5H7NO4S
- Structure:
- Chemical Name:Anhydrosafflor yellow B
- CAS:184840-84-4
- MF:C48H52O26
- Structure:
- Chemical Name:(4S)-2-(((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)(carboxy)-methyl)-5,5-dimethylthiazolidine-4
- CAS:42947-63-7
- MF:C16H21N3O6S
- Structure:
- Chemical Name:2-(tert-butylamino)-1-(4-hydroxy-3-methylphenyl)ethan-1-one
- CAS:60853-66-9
- MF:C13H19NO2
- Structure:
- Chemical Name:AmBroxol Impurity 11
- CAS:2088879-81-4
- MF:C14H16Br2N2O
- Structure:
- Chemical Name:Famotidine EP Impurity H
- CAS:106649-96-1
- MF:C6H10N6S2
- Structure:
- Chemical Name:Fludarabine Phosphate EP Impurity C
- CAS:548774-53-4
- MF:C10H14FN5O10P2
- Chemical Name:Milrinone Impurity A
- CAS:
- MF:
- Structure:
- Chemical Name:Parecoxib Impurity 4
- CAS:57736-10-4
- MF:C14H13NO
- Structure:
- Chemical Name:Posaconazole Impurity 36
- CAS:2243786-02-7
- MF:C30H35N5O3
- Structure:
- Chemical Name:Lenalidomide Impurity 11
- CAS:48103-74-8
- MF:C5H7NO3
- Structure:
- Chemical Name:Paroxetine Related Impurity 9
- CAS:253768-88-6
- MF:C26H24FNO5
- Structure:
- Chemical Name:2-Pentyn-1-ol
- CAS:6261-22-9
- MF:C5H8O
- Structure:
- Chemical Name:Fluvoxamine EP Impurity B Maleate
- CAS:89035-92-7
- MF:C15H21F3N2O2
- Structure:
- Chemical Name:(3aR,4S,7R,7aS)-2-(((1S,2S)-2-((4-(benzo[d]isothiazol-3-yl)piperazin-1-yl)methyl)cyclohexyl)methyl)hexahydro-1H-4,7-methanoisoindole-1,3(2H)-dione
- CAS:1448443-35-3
- MF:C28H36N4O2S
- Chemical Name:Pitavastatin Impurity 10
- CAS:
- MF:
- Structure:
- Chemical Name:Erlotinib Impurity 48
- CAS:2304005-44-3
- MF:C8H8BrN
- Structure:
- Chemical Name:(2S,5R)-N-(3-aminopropyloxy)-7-oxo-6-(sulfooxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxamide trifluoroacetic acid salt
- CAS:1572989-40-2
- MF:C12H19F3N4O9S
- Chemical Name:Ritonavir EP Impurity ABC
- CAS:
- MF:
- Structure:
- Chemical Name:1-Cyclohexene-1-carboxylic acid, 5-((3-(3,4-dihydroxyphenyl)-1-oxo-2-p ropenyl)oxy)-3,4-dihydroxy-, (3R-(3alpha,4alpha,5beta))-
- CAS:73263-62-4
- MF:C16H16O8
- Structure:
- Chemical Name:Benzenecarboximidic acid, 4-[3-(aminocarbonyl)-5-ethoxy-1,4-dihydro-2,8-dimethyl-1,6-naphthyridin-4-yl]-3-methoxy-, ethyl ester
- CAS:2640280-83-5
- MF:C23H28N4O4
- Structure:
- Chemical Name:alpha-(3,4-dihydroxyphenyl)lactic acid
- CAS:22681-72-7
- MF:C9H10O5
- Structure:
- Chemical Name:2-AMINO-3,5-DIBROMOBENZYL ALCOHOL
- CAS:50739-76-9
- MF:C7H7Br2NO
- Structure:
- Chemical Name:(R)-Pramipexole
- CAS:104632-28-2
- MF:C10H17N3S
- Structure:
- Chemical Name:Aprepitant-d4
- CAS:1133387-60-6
- MF:C23H17D4F7N4O3
- Structure:
- Chemical Name:(13α,14β,17α,20S)-5α-Lanosta-8,24-dien-3β-ol
- CAS:514-46-5
- MF:C30H50O
- Structure:
- Chemical Name:3-(Bromomethyl)-2-cyclopropyl-4-(4'-fluorophenyl)quinoline
- CAS:154057-56-4
- MF:C19H15BrFN
- Structure:
- Chemical Name:1-[1-(Bromomethyl)ethenyl]-2,4-difluoro-benzene
- CAS:159276-58-1
- MF:C9H7BrF2
- Structure:
- Chemical Name:3-Dechloro-3-broMo Trazodone Hydrochloride
- CAS:1263278-80-3
- MF:C19H23BrClN5O
- Structure:
- Chemical Name:N,N'-Desethylene-N,N'-diforMyl Levofloxacin
- CAS:151377-74-1
- MF:C18H18FN3O6
- Structure:
- Chemical Name:(+)-Fluprostenol
- CAS:54276-17-4
- MF:C23H29F3O6
- Structure:
- Chemical Name:Atorvastatin IMpurity G
- CAS:887324-53-0
- MF:C34H37FN2O5
- Structure:
- Chemical Name:Atorvastatin Impurity 20
- CAS:1016893-70-1
- MF:C14H23NO4
- Structure:
- Chemical Name:EsoMeprazole related substance H193/61
- CAS:784143-42-6
- MF:C18H21N3O3S
- Structure:
- Chemical Name:(6R,7S)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]aMino]-2-(4-hydroxyphenyl)acetyl]aMino]-3-[[(1-Methyl-1H-tetrazol-5-yl)thio]Methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid
- CAS:1315481-36-7
- MF:C25H27N9O8S2
- Structure:
- Chemical Name:[6R-[6α,7β(E)]]-7-[[(2-AMino-4-thiazolyl)[(car
- CAS:97164-56-2
- MF:C16H15N5O7S2
- Structure:
- Chemical Name:1-(o-Chloro-α-phenylbenzyl)piperazine
- CAS:109036-15-9
- MF:C17H19ClN2
- Structure:
- Chemical Name:2-AMino-3-(4-broMobenzoyl)benzoic Acid
- CAS:241496-82-2
- MF:C14H10BrNO3
- Structure:
- Chemical Name:2-[(2-FuranylMethyl)sulfinyl]-N-[4-[[4-(1-piperidinylMethyl)-2-pyridinyl]oxy]butyl]acetaMide
- CAS:118288-14-5
- MF:C22H31N3O4S
- Structure:
- Chemical Name:2-[2-(2-Methyl-5-nitroiMidazol-1-yl)ethoxy]ethanol
- CAS:16156-94-8
- MF:C8H13N3O4
- Structure:
- Chemical Name:6-broMo-8-cyclopentyl-5-Methyl-2-(5-(piperazin-1-yl)pyridin-2-ylaMino)pyrido[2,3-d]pyriMidin-7(8H)-one
- CAS:851067-56-6
- MF:C22H26BrN7O
- Structure:
- Chemical Name:LUCIDIN
- CAS:478-08-0
- MF:C15H10O5
- Structure:
- Chemical Name:Posaconazole Succinyl Ester
- CAS:1488301-79-6
- MF:C41H46F2N8O7
- Structure:
- Chemical Name:Rufinamide 2,6-Didesfluoro Impurity
- CAS:80819-65-4
- MF:C10H10N4O
- Structure:
- Chemical Name:Febuxostat Impurity 32 HCl
- CAS:1267681-15-1
- MF:C12H11NO3S
- Chemical Name:Cilastatin Impurity C
- CAS:
- MF:
- Structure:
- Chemical Name:Mometasone Furoate EP Impurity S
- CAS:2231764-75-1
- MF:C27H30Cl2O6
- Structure:
- Chemical Name:Teriflunomide Impurity 2
- CAS:220512-86-7
- MF:C12H9F3N2O2
- Structure:
- Chemical Name:Dabigatran iMpurity K
- CAS:2225986-95-6
- MF:C34H41N7O5
- Chemical Name:Paroxetine Impurity 10（Paroxetine HCl Hemihydrate EP Impurity E）
- CAS:
- MF:
- Chemical Name:Cilastatin EP Impurity A
- CAS:
- MF:
- Structure:
- Chemical Name:21-Hydroxy-16α-methylpregna-1,4,9(11)-triene-3,20-dione
- CAS:56016-90-1
- MF:C22H28O3
- Chemical Name:Azlocillin Oxide Impurity
- CAS:
- MF:
- Structure:
- Chemical Name:N-Desmethyl O-Methyl Clobazam
- CAS:2009208-96-0
- MF:C16H15ClN2O3
- Structure:
- Chemical Name:Iohexol EP Impurity F
- CAS:1215856-35-1
- MF:C14H19I2N3O6
- Structure:
- Chemical Name:MAESAQUINONE
- CAS:19833-20-6
- MF:C26H42O4
- Structure:
- Chemical Name:2(1H)-Quinolinone, 7-[4-(4-benzo[b]thien-4-yl-1-piperazinyl)butoxy]-1-[4-(4-benzo[b]thien-4-yl-1-piperazinyl)butyl]-
- CAS:2137823-20-0
- MF:C41H47N5O2S2
- Structure:
- Chemical Name:((2R,3S,4R,5R,6S)-6-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)methyl acetate
- CAS:2452301-09-4
- MF:C25H29ClO8
- Structure:
- Chemical Name:10-methoxy-1,6-dimethylergoline-8beta-methanol
- CAS:35155-28-3
- MF:C18H24N2O2
- Structure:
- Chemical Name:[6R-[6alpha,7beta(Z)]]-7-[2-furyl(methoxyimino)acetamido]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
- CAS:56271-94-4
- MF:C15H15N3O7S
- Structure:
- Chemical Name:7-hydroxy-4-benzopyrone
- CAS:59887-89-7
- MF:C9H6O3
- Structure:
- Chemical Name:4,7-Dimethoxyquinoline-6-carboxamide
- CAS:2839104-94-6
- MF:C12H12N2O3