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Structure Chemical Name CAS MF
N-Methyl Pantoprazole, mixture of 1 and 3 isomers N-Methyl Pantoprazole, mixture of 1 and 3 isomers 624742-53-6 C17H17F2N3O4S
Pranoprofen Impurity 5 Pranoprofen Impurity 5 145986-74-9 C16H15NO3
Avibactam Impurity X Avibactam Impurity X
Almotriptan Impurity 1 Almotriptan Impurity 1 334981-13-4 C17H25N3O3S
ENT-パロキソール ENT-パロキソール 389573-45-9 C13H18FNO
Cefdinir Impurity F (CP) Cefdinir Impurity F (CP)
SALVIAMILTIORRHIZA SALVIAMILTIORRHIZA
Avibactam Impurity 39 Avibactam Impurity 39 2089462-91-7 C15H22N2O3
bis(2-(7-Methoxynaphthalen-1-yl)ethyl)aMine bis(2-(7-Methoxynaphthalen-1-yl)ethyl)aMine 1623104-92-6 C26H28ClNO2
Apixaban Impurity 51 Apixaban Impurity 51 1620494-29-2 C33H32N4O5
Peramivir dehydrated deacetylated impurity Peramivir dehydrated deacetylated impurity
Vortioxetine Impurity 3 Vortioxetine Impurity 3 508233-82-7 C17H20N2S
Furosemide Impurity 4 Furosemide Impurity 4 C12H11ClN2O5S
Ibrutinib Impurity 27 Ibrutinib Impurity 27 2031255-26-0 C26H28N6O3
Ibrutinib Impurity 15 Ibrutinib Impurity 15 1288338-97-5 C47H46N12O3
Aprepitant Aprepitant 170902-80-4 C20H18F7NO2
Erlotinib Impurity 58 Erlotinib Impurity 58 2246399-22-2 C10H12N2O3
Benzenesulfonamide, 4-[5-(4-methylphenyl)-2-oxido-3-(trifluoromethyl)-1H-pyrazol-1-yl]- Benzenesulfonamide, 4-[5-(4-methylphenyl)-2-oxido-3-(trifluoromethyl)-1H-pyrazol-1-yl]- 2356153-95-0 C17H14F3N3O3S
N7-[(2-ヒドロキシエトキシ)メチル)グアニン N7-[(2-ヒドロキシエトキシ)メチル)グアニン 91702-61-3 C8H11N5O3
ビス(P-アセチルアミノフェニル)エーテル ビス(P-アセチルアミノフェニル)エーテル 3070-86-8 C16H16N2O3
(S)-Azelastine (S)-Azelastine 143228-85-7 C22H24ClN3O
Erlotinib Imp.18 Erlotinib Imp.18
(1R,3aS,3bS,11aS)-1-ヒドロキシ-11a-メチル-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,11aH-シクロペンタ[a]フェナントレン-7-オン (1R,3aS,3bS,11aS)-1-ヒドロキシ-11a-メチル-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,11aH-シクロペンタ[a]フェナントレン-7-オン 80657-17-6 C18H22O2
Atracurium Impurity O Atracurium Impurity O
Ticagrelor Imp.Q Ticagrelor Imp.Q
2-Pyrrolidinecarboxamide,1-(hydroxyacetyl)-,(S)-(9CI) 2-Pyrrolidinecarboxamide,1-(hydroxyacetyl)-,(S)-(9CI) 96166-39-1 C7H12N2O3
(3S,3'S)-3,3'-((((4,4'-dichloro-[1,1'-biphenyl]-3,3'-diyl)bis (methylene))bis(4,1-phenylene))bis(oxy))bis(tetrahydrofuran) (3S,3'S)-3,3'-((((4,4'-dichloro-[1,1'-biphenyl]-3,3'-diyl)bis (methylene))bis(4,1-phenylene))bis(oxy))bis(tetrahydrofuran) C34H32Cl2O4
Afatinib Impurity 50 Afatinib Impurity 50
クエルセチン 3‐ルチノシド 7‐グルコシド クエルセチン 3‐ルチノシド 7‐グルコシド 30311-61-6 C33H40O21
(S)-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-5-nitroisoindoline-1,3-dione (S)-2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-5-nitroisoindoline-1,3-dione C20H20N2O8S
Cabozantinib Impurity H Cabozantinib Impurity H
sodium (6R,7S)-7-amino-7-methoxy-6-methyl-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate sodium (6R,7S)-7-amino-7-methoxy-6-methyl-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Rosuvastatin EP Impurity C Rosuvastatin EP Impurity C 1620823-61-1 C22H26FN3O6S.Na
impurity 37 impurity 37
Vortioxetine iMpurity Vortioxetine iMpurity 853745-55-8 C10H14BrClN2
Faropenem Impurity D Faropenem Impurity D
Cyclopropanecarboxylic acid, 1-[(phenylaMino)carbonyl]- Cyclopropanecarboxylic acid, 1-[(phenylaMino)carbonyl]- 145591-80-6 C11H11NO3
Tofacitinib Impurity 89 Tofacitinib Impurity 89
IMp. C (EP): Ethyl [(4-Methylphenyl)sulphonyl]-CarbaMate IMp. C (EP): Ethyl [(4-Methylphenyl)sulphonyl]-CarbaMate
Lacosamide Impurity – K Lacosamide Impurity – K
Sulbactam Impurity 2 Sulbactam Impurity 2 111790-24-0 C8H13NO6S
Trifluridine Impurity C Trifluridine Impurity C
"mixture of 2-amino-9-[[2-(hydroxymethoxy) ethoxy]methyl]-1,9-dihydro-6H-purin-6-one and 2-amino-9-[[2-(hydroxyethoxy)methoxy]methyl]-1,9- dihydro-6H-purin-6-one,"
Levetiracetam impurity 2 Levetiracetam impurity 2 1341459-52-6 C8H17N3O2
Vonoprazan Impurity B-2 Vonoprazan Impurity B-2
Paxlovid Impurity 15 Paxlovid Impurity 15
Sitagliptin IMpurity 1 Sitagliptin IMpurity 1
PraMipexole IMp.BI-II828BS PraMipexole IMp.BI-II828BS C20H32N6S2
Hydroxychloroquine Impurity 12 Hydrochloride Hydroxychloroquine Impurity 12 Hydrochloride 2411340-31-1 C18H26ClN3O
Furosemide Impurity 6 Furosemide Impurity 6 74793-12-7 C12H10ClNO3
Thyroxine-4-hydroxy-3,5-diiodophenyl Ether DISCONTINUED Thyroxine-4-hydroxy-3,5-diiodophenyl Ether DISCONTINUED 911661-90-0 C21H13I6NO5
N-Des-tetrahydrofuran N-(6,7-Dimethoxy-4,4a-dihydroquinazolin-4-amine) Alfuzosin N-Des-tetrahydrofuran N-(6,7-Dimethoxy-4,4a-dihydroquinazolin-4-amine) Alfuzosin 928780-95-4 C24H30N8O4
Levomilnacipran impurity Levomilnacipran impurity
Relugolix Impurity 91 Relugolix Impurity 91
デアセチルリファンピン デアセチルリファンピン 16783-99-6 C41H56N4O11
2-AMino-5-(trifluoroMethoxy)phenyl Thiocyanate 2-AMino-5-(trifluoroMethoxy)phenyl Thiocyanate 1391054-04-8 C8H5F3N2OS
Isavuconazole Impurity 19 Isavuconazole Impurity 19
lamivudine sulfoxide lamivudine sulfoxide 160552-55-6 C8H11N3O4S
Norepinephrine Impurity 23 Norepinephrine Impurity 23 1528622-09-4 C9H13NO3
RebaMipide 2-Chloro IMpurity RebaMipide 2-Chloro IMpurity 90098-06-9 C19H15ClN2O4
Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- 28469-01-4 C21H28N2O5S
Sitagliptin Impurity 80 Sitagliptin Impurity 80
3-Pyrrolidinepropanoic acid, α-[[(1,1-dimethylethoxy)carbonyl]amino]-2-oxo-, methyl ester, (αR,3R)-rel- 3-Pyrrolidinepropanoic acid, α-[[(1,1-dimethylethoxy)carbonyl]amino]-2-oxo-, methyl ester, (αR,3R)-rel- 2740235-22-5 C13H22N2O5
N-(2,6-dimethylphenyl)nicotinamide N-(2,6-dimethylphenyl)nicotinamide 84951-65-5 C14H14N2O
Fluvastatin N-Ethyl Sodium Salt (Fluvastatin Impurity) Fluvastatin N-Ethyl Sodium Salt (Fluvastatin Impurity) 93936-64-2 C23H24FNO4.Na
1-ベンジル-N,4-ジメチルピペリジン-3-アミン 1-ベンジル-N,4-ジメチルピペリジン-3-アミン 384338-23-2 C14H22N2
N-(4-methyl-3-(N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamido)phenyl)-4-((4-methylpiperazin-1-yl)methyl)benzamide N-(4-methyl-3-(N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamido)phenyl)-4-((4-methylpiperazin-1-yl)methyl)benzamide C31H33N7O2
Oseltamivir Impurity 110 Oseltamivir Impurity 110
Trelagliptin Impurity SJ Trelagliptin Impurity SJ 2087874-94-8 C40H42F2N10O6
Ticagrelor Impurity 22 Ticagrelor Impurity 22
Febuxostat Impurity 70 Febuxostat Impurity 70 2418591-43-0 C16H16N2O3S
2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride 2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride 70843-11-7 C14H20ClN5O2
1449029-77-9 1449029-77-9 1449029-77-9 C29H26N4O7
1-Naphthalenamine, 4-(2,3-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-, (1R,4S)-rel- 1-Naphthalenamine, 4-(2,3-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-, (1R,4S)-rel- 2184053-08-3 C17H17Cl2N
2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE 2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE 723286-98-4 C4H2ClF3N2O
ethyl (S)-10-fluoro-3-methyl-7-oxo- 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate ethyl (S)-10-fluoro-3-methyl-7-oxo- 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate 431058-46-7 C15H14FNO4
Linagliptin Impurity C Linagliptin Impurity C 1791405-13-4 C15H20N6O2
8-Methoxyquinolin-2(1H)-one 8-Methoxyquinolin-2(1H)-one 22614-69-3 C10H9NO2
Emtricitabine Emtricitabine 61548-81-0 C11H22O3S
Pitavastatin Impurity 46 Pitavastatin Impurity 46
Pramipexole Impurity 10 Pramipexole Impurity 10
lithiuM 2-(4-(Methylsulfonyl)phenyl)acetate lithiuM 2-(4-(Methylsulfonyl)phenyl)acetate 1421227-96-4 C9H11LiO4S
Tazobactam Impurity 5 Tazobactam Impurity 5 115546-67-3 C21H20ClNO3S
Avatrombopag Impurity 59 Avatrombopag Impurity 59
N-Desmethyl Clarithromycin N-Desmethyl Clarithromycin 101666-68-6 C37H67NO13
3-Azetidineacetonitrile, 1-(ethylsulfonyl)-3-[4-[7-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-1H-pyrazol-1-yl]- 3-Azetidineacetonitrile, 1-(ethylsulfonyl)-3-[4-[7-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-1H-pyrazol-1-yl]- 1187595-89-6 C17H19N7O3S
(1S,2S,3R,5S)-3-(7-(((1R,2S)-2-(4-fluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol (1S,2S,3R,5S)-3-(7-(((1R,2S)-2-(4-fluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol C23H29FN6O4S
Oxytocin Impurity 3 Oxytocin Impurity 3
Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-5,6,7,8,9,10-hexahydro-4-phenyl- Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-5,6,7,8,9,10-hexahydro-4-phenyl- 132810-75-4 C23H31N3
Pazufloxacin Pazufloxacin 127046-18-8 C18H19FN2O4
2-(hydroxy(phenyl)methyl)-N-(2-hydroxyethyl)benzamide 2-(hydroxy(phenyl)methyl)-N-(2-hydroxyethyl)benzamide
Tofacitinib Impurity 6 Tofacitinib Impurity 6 1640972-35-5 C16H22N6O
Fosaprepitant Impurity 1 Fosaprepitant Impurity 1 172822-01-4 C23H22F7N4O6P
Deschloro Cetirizine Dihydrochloride Deschloro Cetirizine Dihydrochloride 83881-54-3 C21H26N2O3
Azilsartan iMpurity N Azilsartan iMpurity N 2244031-86-3 C22H17N3O4
Deferasirox IMpurity 2 Deferasirox IMpurity 2
Pidotimod Impurity L Pidotimod Impurity L
Roxadustat Impurity 22 Roxadustat Impurity 22
Dapagliflozin Impurity 10 Dapagliflozin Impurity 10 461432-27-9 C21H25ClO7
Bimatoprost Impurity 9 Bimatoprost Impurity 9
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