Structure |
Chemical Name |
CAS |
MF |
 |
Ritonavir EP Impurity P |
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 |
Tacrolimus Impurity 4 |
686773-61-5 |
C44H69NO12 |
![(2R,4S)-isopropyl5-([1,1'-biphenyl]-4-yl)-4-(2,5-dioxopyrrolidin-1- yl)-2-methylpentanoate](/CAS/20200331/GIF/CB45441220.gif) |
(2R,4S)-isopropyl5-([1,1'-biphenyl]-4-yl)-4-(2,5-dioxopyrrolidin-1- yl)-2-methylpentanoate |
|
C25H29NO4 |
 |
methyl 3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)-3- oxopropanoate hydrochloride |
|
C16H24ClNO5 |
 |
Aprepitant iMpurity 37 |
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 |
Vitamin E Impurity 3 |
1560705-69-2 |
C29H50O2 |
![(trans)-phenyl3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4'-fluoro-[1,1'-biphenyl]-3-yl)piperidine-1-carboxylate](/CAS/20200331/GIF/CB45442085.gif) |
(trans)-phenyl3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4'-fluoro-[1,1'-biphenyl]-3-yl)piperidine-1-carboxylate |
|
C32H28FNO5 |
 |
arformoterol tartrate impurity |
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|
 |
arformoterol tartrate impurity |
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 |
Cefraprazole impurity |
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 |
Afatinib Impurity QAQ |
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|
 |
Afatinib Impurity QAQ |
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|
 |
Afatinib Impurity SHO |
2223677-65-2 |
C38H30Cl2F2N8O6 |
 |
Afatinib Impurity SHO |
2223677-65-2 |
C38H30Cl2F2N8O6 |
![Androstan-17-one,3-[[(4-methylphenyl)sulfonyl]oxy]-,(3,5)-](/CAS/20180808/GIF/10429-07-9.gif) |
Androstan-17-one,3-[[(4-methylphenyl)sulfonyl]oxy]-,(3,5)- |
10429-07-9 |
C26H36O4S |
 |
Cabozantinib Impurity 48 |
202916-99-2 |
C17H15NO3 |
 |
Landiolol impurity R |
|
|
 |
6-Oxo-Palonosetron |
848074-10-2 |
C19H22N2O2 |
 |
(E)-4-BROMO-N,N-DIMETHYLBUT-2-ENAMIDE |
137131-09-0 |
C6H10BrNO |
 |
Teneligliptin Impurity 8 |
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![(trans)-4-(4'-fluoro-[1,1'-biphenyl]-3-yl)-1-methylpiperidin-3-yl) methanol](/) |
(trans)-4-(4'-fluoro-[1,1'-biphenyl]-3-yl)-1-methylpiperidin-3-yl) methanol |
|
|
![2,4(1H,3H)-Pyrimidinedione, 3-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-6-methyl-](/CAS/20200331/GIF/2354391-45-8.gif) |
2,4(1H,3H)-Pyrimidinedione, 3-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-6-methyl- |
2354391-45-8 |
C13H10F4N2O2 |
 |
Cyclopropane, nitroso- |
28017-92-7 |
C3H5NO |
 |
Hyoscine Butylbromide EP Impurity D |
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 |
Carbetocin Impurity 1 |
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 |
Carboprost Trometamol Impurity A |
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 |
Procaine Impurity 2 |
|
C13H20N2O2 |
 |
Triphenylmethanol (Zidovudine impurity) |
|
C19H16O |
 |
Benzenesulfonamide, 2-(5-methyl-3-phenyl-4-isoxazolyl)- |
2304623-35-4 |
C16H14N2O3S |
 |
Amylmetacresol EP impurity A |
876473-73-3 |
C12H18O |
 |
5-methyl-2-(2-methylbutyl)phenol |
|
C12H18O |
 |
N-(4-methyl-3-((5-(pyridin-3-yl) |
|
|
 |
7-methyl-3,4-dihydropyrimido |
|
|
![4'-hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic acid](/CAS/20200611/GIF/1097777-60-0.gif) |
4'-hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic acid |
1097777-60-0 |
C13H9NO5 |
 |
Dapagliflozin Impurity (MW: 425Da) |
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|
 |
Sugammadex Monochloro Impurity |
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 |
Oseltamivir Impurity (MW:468Da) |
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|
 |
Levothyroxine – Impurity 5 |
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 |
Ibuprofen IPA impurity |
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 |
Voriconazole Impurity 19 |
321589-01-9 |
C26H28F3N5O4S |
 |
Salbutamol Impurity 38 |
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 |
Gadobutrol Impurity 4 (Gd-DOTA) |
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 |
Losartan Impurity 3 |
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 |
methyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4- yl)acetate |
1353049-81-6 |
C37H41FN2O5 |
 |
Cilastatin EP Impurity G |
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 |
Rosuvastatin Impurity 122 |
135999-58-5 |
C6H7ClO3 |
 |
Anastrozole Impurity IV |
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 |
Anastrozole Impurity IV |
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 |
Modafinil Impurity B (Modafinil Sulfone) |
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 |
Perindopril Impurity III (Perindoprilat), formerly known as: Perindopril Impurity S9780 (Perindoprilat) |
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 |
Tinidazole Impurity B |
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 |
Apremilast Impurity 19 |
2201974-01-6 |
C22H24N2O7S |
 |
Nimodipine Metabolite 3 |
82219-48-5 |
C20H22N2O7 |
 |
N-DEMETHYLROXITHROMYCIN |
118267-18-8 |
C40H74N2O15 |
 |
(E)-4-BROMO-N,N-DIMETHYLBUT-2-ENAMIDE |
137131-09-0 |
C6H10BrNO |
 |
Almotriptan Impurity 1 |
334981-13-4 |
C17H25N3O3S |
 |
Almotriptan Impurity 1 |
334981-13-4 |
C17H25N3O3S |
 |
Amlodipine Impurity 33 |
|
C26H31ClN2O8S |
 |
Erlotinib Impurity 36 HCl |
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 |
Rasagiline Impurity 6 HCl |
138911-07-6 |
C9H11NO |
 |
Taladafil impurity |
1356345-67-9 |
C23H23N3O4 |
 |
Mirabegron 2-Oxo Impurity |
1684453-05-1 |
C21H22N4O3S |
 |
Riluzole 4-Bromo Impurity |
144631-82-3 |
C8H4BrF3N2OS |
 |
Furosemide Impurity 8 |
41332-59-6 |
C7H4Cl2O5S |
 |
Irinotecan Impurity 29 |
797762-11-9 |
C22H24N2O4 |
 |
Empagliflozin Impurity 41 |
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 |
Empagliflozin Impurity 47 |
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 |
Irbesartan |
141745-36-0 |
C23H26N6O |
 |
Aprepitant |
170902-80-4 |
C20H18F7NO2 |
 |
Pranoprofen Impurity 5 |
145986-74-9 |
C16H15NO3 |
 |
Fluconazole Impurity |
1609495-95-5 |
C15H14FN9O |
 |
1,4-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)- 1,4,8,11-tetraazacyclotetradecane dodecahydrochloride |
|
C46H96Cl12N12 |
 |
Entacapone Impurity 6 |
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 |
Apremilast Impurity 15 |
2096492-41-8 |
C22H26N2O8S |
 |
Erythromycin EP Impurity L |
127955-44-6 |
C37H65NO14 |
 |
Levetiracetam impurity 1 |
1342566-28-2 |
C8H16N2O3 |
![2-(3-(Trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)acetohydrazide hydrochloride](/CAS/20200331/GIF/1485732-85-1.gif) |
2-(3-(Trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)acetohydrazide hydrochloride |
1485732-85-1 |
C8H11F3N6O |
 |
(R)-N-(1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo- 1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)formamide |
2087874-91-5 |
C19H20FN5O3 |
 |
Abiraterone Impurity 12 |
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 |
Atracurium Impurity O |
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 |
Emtricitabine Impurity F |
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 |
Pitavastatin Impurity 44 |
586966-55-4 |
C29H32FNO4 |
 |
Tirofiban Impurity F |
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 |
Tofacitinib Impurity 74 |
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 |
Tofacitinib Impurity 83 |
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 |
Apixaban Impurity 31 |
2458079-10-0 |
C27H30N4O6 |
 |
Apixaban Impurity 38 |
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 |
Atracurium Impurity 4 |
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 |
Aztreonam Impurity 4 |
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 |
Bendamustine Impurity 29 |
847588-86-7 |
C19H22N6 |
 |
Bendamustine Impurity 35 |
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 |
Cefoxitin Impurity 3 |
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 |
Doripenem Impurity 5 |
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 |
Erlotinib Impurity 47 |
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 |
Etoposide EP Impurity A |
124151-67-3 |
C37H38O15 |
 |
Lamivudine Impurity 5 |
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 |
Lercanidipine Impurity 25 |
100427-22-3 |
C36H41N3O6 |
 |
Oseltamivir Impurity 30 |
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 |
Pitavastatin Impurity 25 |
1356998-79-2 |
C19H16FN |
 |
Rocuronium Bromide Impurity 16 |
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