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Structure Chemical Name CAS MF
Rosuvastatin Impurity 105 Rosuvastatin Impurity 105
(2R,3R,4R,5S,6R)-2-(acetoxymethyl)-6-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate (2R,3R,4R,5S,6R)-2-(acetoxymethyl)-6-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 1620758-27-1 C31H35ClO11
Febuxostat Impurity 99 Febuxostat Impurity 99
Furosemide Impurity 20 Furosemide Impurity 20
1-((2S,3S)-3-(4-(4-cyanophenyl)thiazol-2-yl)-2-(2,5-difluorophenyl)-2-hydroxybutyl)-4-(1-((methyl(3-((2-(methylamino)acetoxy)methyl)pyridin-2-yl)carbamoyl)oxy)ethyl)-1H-1,2,4-triazol-4-ium 1-((2S,3S)-3-(4-(4-cyanophenyl)thiazol-2-yl)-2-(2,5-difluorophenyl)-2-hydroxybutyl)-4-(1-((methyl(3-((2-(methylamino)acetoxy)methyl)pyridin-2-yl)carbamoyl)oxy)ethyl)-1H-1,2,4-triazol-4-ium
(3R,4R,5S)-ethyl 4,5-diacetamido-3-(pentan-3-yloxy)cyclohex-1- enecarboxylate (3R,4R,5S)-ethyl 4,5-diacetamido-3-(pentan-3-yloxy)cyclohex-1- enecarboxylate 1191921-01-3 C18H30N2O5
Ticagrelor Impurity 109 Ticagrelor Impurity 109
Ticagrelor Impurity 134 Ticagrelor Impurity 134
2-Propenamide, 2-cyano-3-(3,4-dihydroxyphenyl)-N,N-diethyl-, (2E)- 2-Propenamide, 2-cyano-3-(3,4-dihydroxyphenyl)-N,N-diethyl-, (2E)- 1217439-96-7 C14H16N2O3
Benzonitrile, 4,4'-[[2,2'-bis(hydroxymethyl)[1,1'-biphenyl]-4,4'-diyl]bis(oxy)]bis- Benzonitrile, 4,4'-[[2,2'-bis(hydroxymethyl)[1,1'-biphenyl]-4,4'-diyl]bis(oxy)]bis- 2254541-79-0 C28H20N2O4
Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- 28469-01-4 C21H28N2O5S
Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- 298197-26-9 C13 H17 N5 O6
Topiroxostat Impurity 46 Topiroxostat Impurity 46
Topiroxostat Impurity 43 Topiroxostat Impurity 43
N-(2-(1-hydroxycyclohexyl)-2-(4-methoxyphenyl)ethyl)-N-methyl formamide N-(2-(1-hydroxycyclohexyl)-2-(4-methoxyphenyl)ethyl)-N-methyl formamide 1643948-40-6 C17H25NO3
Regorafenib Impurity 40 Regorafenib Impurity 40
3-Quinolinecarboxylic acid, 1-cyclopropyl-7-fluoro-1,4-dihydro-6,8-dimethoxy-4-oxo-, ethyl ester 3-Quinolinecarboxylic acid, 1-cyclopropyl-7-fluoro-1,4-dihydro-6,8-dimethoxy-4-oxo-, ethyl ester 2489671-14-7 C17H18FNO5
Bisoprolol Impurity 17 Bisoprolol Impurity 17 109791-19-7 C15H23NO5
Furosemide Impurity 5 Furosemide Impurity 5 518336-22-6 C12H10ClNO3
Lumateperone Impurity 2 Lumateperone Impurity 2 313544-32-0 C16H19N3O3
Pramipexole Impurity 55 Pramipexole Impurity 55 959012-83-0 C8H11NO2
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2438857-80-6 C27H22F2N6O5
Nicergoline Impurity 01 Nicergoline Impurity 01
impurity 38 impurity 38
Benzonitrile, 4-[3-[(acetyloxy)methyl]-4-bromophenoxy]- Benzonitrile, 4-[3-[(acetyloxy)methyl]-4-bromophenoxy]- 2227126-09-0 C16H12BrNO3
3-Pyridineacrylonitrile, α-(m-chlorophenyl)-β-hydroxy- (8CI) 3-Pyridineacrylonitrile, α-(m-chlorophenyl)-β-hydroxy- (8CI) 18206-80-9 C14H9ClN2O
Androsta-3,16-dien-17-ol, acetate, (5α)- (9CI) Androsta-3,16-dien-17-ol, acetate, (5α)- (9CI) 103088-58-0 C21H30O2
1-Naphthalenamine, 1,2,3,4-tetrahydro-N-methyl-4-phenyl-, (1S,4S)- 1-Naphthalenamine, 1,2,3,4-tetrahydro-N-methyl-4-phenyl-, (1S,4S)- 91797-61-4 C17H19N
2-Pyridineethanamine, N-methyl-N-nitroso- 2-Pyridineethanamine, N-methyl-N-nitroso- 32635-81-7 C8H11N3O
Peramivir Impurity 45 Peramivir Impurity 45
Pentanamide, 5-(diphenylphosphinyl)-N-ethyl- Pentanamide, 5-(diphenylphosphinyl)-N-ethyl- 2512198-63-7 C19H24NO2P
1H-Pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline-8(7H)-carboxylic acid, 2,3,6b,9,10,10a-hexahydro-, ethyl ester, (6bR,10aS)- 1H-Pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline-8(7H)-carboxylic acid, 2,3,6b,9,10,10a-hexahydro-, ethyl ester, (6bR,10aS)- 313369-17-4 C16H21N3O2
Ergoline-8-methanol, 10-hydroxy-1,6-dimethyl-, 8-(5-bromo-3-pyridinecarboxylate), (8β)- Ergoline-8-methanol, 10-hydroxy-1,6-dimethyl-, 8-(5-bromo-3-pyridinecarboxylate), (8β)- 57935-66-7 C23H24BrN3O3
(5S,6S,7S)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4- thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2- ene-2-carboxylic acid 5-oxide (5S,6S,7S)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4- thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2- ene-2-carboxylic acid 5-oxide
Ethanone, 2-chloro-1-[3-nitro-4-(phenylmethoxy)phenyl]- Ethanone, 2-chloro-1-[3-nitro-4-(phenylmethoxy)phenyl]- 871266-45-4 C15H12ClNO4
Cisatracurium besylate impurity11 Cisatracurium besylate impurity11
(3R,5S,E)-tert-butyl 7-(4-(2-fluorophenyl)-6-isopropyl-2-(N-methyl methylsulfonamido)pyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate (3R,5S,E)-tert-butyl 7-(4-(2-fluorophenyl)-6-isopropyl-2-(N-methyl methylsulfonamido)pyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate
Acetamide, N-?[4-?[5-?(acetylamino)?-?2-?hydroxyphenoxy]?phenyl]?- Acetamide, N-?[4-?[5-?(acetylamino)?-?2-?hydroxyphenoxy]?phenyl]?- 2575516-61-7 C16H16N2O4
Ganciclovir EP Impurity Ganciclovir EP Impurity
Crisaborole Impurity 15 Crisaborole Impurity 15
Latamoxef impurity A Latamoxef impurity A
Cefadroxil Impurity C Cefadroxil Impurity C 79962-91-7 C16H17N3O5S
Pralatrexate Impurity 8 Pralatrexate Impurity 8 112408-16-9 C8H15NO4
Pitavastatin Impurity 46 Pitavastatin Impurity 46
Canagliflozin Impurity 46 Canagliflozin Impurity 46
Lenvatinib Impurity 37 Lenvatinib Impurity 37
Sitafloxacin Impurity 20 Sitafloxacin Impurity 20
posaconazole impurity 66 posaconazole impurity 66
Dapoxetine impurity 33 Dapoxetine impurity 33
Budesonide Impurity 4 Budesonide Impurity 4
Canagliflozin Impurity 49 Canagliflozin Impurity 49 2243132-56-9 C34H35FO11S
Canagliflozin Impurity 55 Canagliflozin Impurity 55
Rosuvastatin Impurity 74 Rosuvastatin Impurity 74
Tofacitinib Impurity 106 Tofacitinib Impurity 106
(E)-methyl 3-(((4-(N-methyl-2-(4-methylpiperazin-1-yl)acetamido)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate (E)-methyl 3-(((4-(N-methyl-2-(4-methylpiperazin-1-yl)acetamido)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate
2-フルオロ-4-アセチル-1,1'-ビフェニル 2-フルオロ-4-アセチル-1,1'-ビフェニル 42771-79-9 C14H11FO
4-ヒドロキシベンゼン-1,3-ジメタノール 4-ヒドロキシベンゼン-1,3-ジメタノール 2937-60-2 C8H10O3
Oseltamivir Impurity 107 Oseltamivir Impurity 107
Oseltamivir Impurity 66 Oseltamivir Impurity 66
Dapagliflozin Impurity 46 Dapagliflozin Impurity 46
Brexpiprazole Impurity ABCDEFGHJKL Brexpiprazole Impurity ABCDEFGHJKL
4,4'-(2-ピリジニルメチレン)ビスフェノール 4,4'-(2-ピリジニルメチレン)ビスフェノール 603-41-8 C18H15NO2
Tazobactam Impurity DBT Tazobactam Impurity DBT
3β-[4-O-[4-O-(2,6-ジデオキシ-β-D-ribo-ヘキソピラノシル)-2,6-ジデオキシ-β-D-ribo-ヘキソピラノシル]-2,6-ジデオキシ-β-D-ribo-ヘキソピラノシルオキシ]-12β,14,16β-トリヒドロキシ-5β-カルダ-20(22)-エノリド 3β-[4-O-[4-O-(2,6-ジデオキシ-β-D-ribo-ヘキソピラノシル)-2,6-ジデオキシ-β-D-ribo-ヘキソピラノシル]-2,6-ジデオキシ-β-D-ribo-ヘキソピラノシルオキシ]-12β,14,16β-トリヒドロキシ-5β-カルダ-20(22)-エノリド 52589-12-5 C41H64O15
Thiophene, 2-(2-fluorophenyl)-5-[(5-iodo-2-methylphenyl)methyl]- Thiophene, 2-(2-fluorophenyl)-5-[(5-iodo-2-methylphenyl)methyl]- 2436275-33-9 C18H14FIS
Revefenacin Impurity 2 Revefenacin Impurity 2 1158699-78-5 C14H17NO4
(R)-2-(4-Methoxyphenyl)-1-methylethanamine (R)-2-(4-Methoxyphenyl)-1-methylethanamine 58993-79-6 C10H15NO
N-[5-[(1RS)-2-[benzyl[(1RS)-2-(4-methoxyphenyl)- 1-methylethyl]amino]-1-hydroxyethyl]-2- hydroxyphenyl]formamide N-[5-[(1RS)-2-[benzyl[(1RS)-2-(4-methoxyphenyl)- 1-methylethyl]amino]-1-hydroxyethyl]-2- hydroxyphenyl]formamide 2514947-17-0 C26H30N2O4
NA NA
Cilastatin Impurity H Cilastatin Impurity H
(trans, trans)-3,3'-(1,4,7,10-tetraazacyclododecane-1,7-diyl)bis(butane-1,2,4-triol) (trans, trans)-3,3'-(1,4,7,10-tetraazacyclododecane-1,7-diyl)bis(butane-1,2,4-triol)
Azelastine Impurity K Azelastine Impurity K
2-アミノ-N-[(1α,4β)-4-ヒドロキシシクロヘキシル]ベンズアミド 2-アミノ-N-[(1α,4β)-4-ヒドロキシシクロヘキシル]ベンズアミド 15942-11-7 C13H18N2O2
4-O-(カルボキシメチル)リファマイシン 4-O-(カルボキシメチル)リファマイシン 13929-35-6 C39H49NO14
ethyl 3,5-bis(benzyloxy)benzoate ethyl 3,5-bis(benzyloxy)benzoate 50841-46-8 C23H22O4
(R)-4α-チアゾリジンカルボン酸エチル (R)-4α-チアゾリジンカルボン酸エチル 60664-15-5 C6H11NO2S
3-((3R,4R)-3-(7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-yl(methyl) amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile 3-((3R,4R)-3-(7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-yl(methyl) amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile 2504210-48-2 C22H23N9O
Faropenem Impurity D Faropenem Impurity D
6β-ブロモペニシラン酸 6β-ブロモペニシラン酸 24138-28-1 C8H10BrNO3S
Hydroxychloroquine Impurity J Hydroxychloroquine Impurity J
Levetiracetam Impurity 25 Levetiracetam Impurity 25
Levosimendan Impurity 7 Levosimendan Impurity 7
Cabozantinib impurity K Cabozantinib impurity K
Crisaborole Impurity 8 Crisaborole Impurity 8
Trifluridine Impurity B Trifluridine Impurity B
Rotigotine Impurity Rotigotine Impurity
Olprinone Impurity 2 Olprinone Impurity 2 106730-62-5 C14H12N4O2
Nicorandil Impurity F Nicorandil Impurity F
Nicorandil Impurity A Nicorandil Impurity A
Evogliptin Impurity 1 Evogliptin Impurity 1
Ondansetron IMpurity 5 Ondansetron IMpurity 5
Plerixafor Impurity 1 Plerixafor Impurity 1
MeropeneM iMpurity 7 MeropeneM iMpurity 7
Brexpiprazole Impurity 34 Brexpiprazole Impurity 34 2247155-42-4 C25H27N3O4S
Cabozantinib Impurity 5 Cabozantinib Impurity 5 104330-60-1 C11H12FNO3
Dronedarone Impurity 9 Dronedarone Impurity 9
Empagliflozin Impurity 58 Empagliflozin Impurity 58
Exemestane Impurity 6 Exemestane Impurity 6 14895-71-7
Gadobutrol Impurity 10 Gadobutrol Impurity 10
Linagliptin Impurity 55 Linagliptin Impurity 55
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