| Structure |
Chemical Name |
CAS |
MF |
 |
α-Etoposide |
100007-53-2 |
C29H32O13 |
 |
N-Desmethyl-N-benzyl Sildenafil |
1446089-82-2 |
C28H34N6O4S |
 |
4-Hydroxy AtoMoxetine Oxalate |
457634-21-8 |
C19H23NO6 |
 |
6-Chloro-1-Ethyl-4-Oxo-7-(Piperazin-1-yl)-1,4-Dihydroquinoline-3-Carboxylic acid |
67681-84-9 |
C16H18ClN3O3 |
 |
Afatinib IMpurity J |
1456696-14-2 |
C18H22N4O4 |
 |
Aprepitant iMpurity A |
|
|
 |
Atorvastatin LactaM Phenanthrene CalciuM Salt |
1046378-58-8 |
C33H35CaFN2O6 |
|
|
Avanafil IMpurity 7 |
|
|
 |
Desfluoro flurbiprofen axetil |
1685278-08-3 |
C19H20O4 |
 |
Desloratadine IMpurity 6 |
38092-90-9 |
C20H21ClN2 |
|
|
ErtapeneM Ring Open IMpurity |
|
|
|
|
LincoMycin iMpurity C |
|
|
|
|
Norfloxacin iMpurity E |
|
|
|
|
Posaconazole iMpurity 2 |
|
|
![Quetiapine IMpurity [2-(2-Piperazin-1-yl)ethoxy)ethanol]](/CAS/20200611/GIF/2206135-50-2.gif) |
Quetiapine IMpurity [2-(2-Piperazin-1-yl)ethoxy)ethanol] |
2206135-50-2 |
C25H18N2S2 |
|
|
Rabeprazole iMpurity (Chloro interMediate) |
|
|
 |
TaMsulosin IMpurity F |
|
C20H28N2O5S |
 |
TiaMulin IMpurity E (TiaMulone,11-Oxo TiaMulin) |
113323-39-0 |
C28H45NO4S |
![2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethanol](/CAS/20150408/GIF/848814-27-7.gif) |
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethanol |
848814-27-7 |
C21H27N3O3S |
![(3aR,7R,7aR)-2,2-Diethyl-3a,6,7,7a-tetrahydro-7-[(Methylsulfonyl)oxy]-1,3-benzodioxole-5-carboxylic Acid Ethyl Ester](/CAS/20150408/GIF/204254-90-0.gif) |
(3aR,7R,7aR)-2,2-Diethyl-3a,6,7,7a-tetrahydro-7-[(Methylsulfonyl)oxy]-1,3-benzodioxole-5-carboxylic Acid Ethyl Ester |
204254-90-0 |
C15H24O7S |
 |
TorseMide Carboxylic Acid |
113844-99-8 |
C16H18N4O5S |
 |
(6-BroMo-2-ethyl-3-benzofuranyl)(3,5-dibroMo-4-hydroxyphenyl)Methanone |
1402819-05-9 |
C17H11Br3O3 |
 |
ApreMilast IMpurity |
2438558-63-3 |
C21H22N2O7S |
![5'-broMo-[2,3'-bipyridin]-6'(1'H)-one](/CAS/20150408/GIF/381233-79-0.gif) |
5'-broMo-[2,3'-bipyridin]-6'(1'H)-one |
381233-79-0 |
C10H7BrN2O |
 |
Dihydro-Simvastatin |
92083-03-9 |
C25H40O5 |
|
|
Ceftriaxone Sodium impurity 3 |
|
|
|
|
Sugammadex sodium Monoiodo Impurity |
|
|
![(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine](/CAS/20200401/GIF/CB85422885.gif) |
(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine |
|
C20H23NO3 |
 |
Avatrombopag Impurity 22 |
570403-14-4 |
C31H38Cl2N6O3S2 |
 |
176760-99-9 |
176760-99-9 |
C17H13FN2O4 |
 |
NILOTINIB IMPURITY 17 |
851137-91-2 |
C17H15N5O |
|
|
DexMedetoMidine IMpurity 16 |
|
|
 |
Canagliflozin Impurity 2 |
2952941-15-8 |
C18H14FIS |
|
|
Rivaroxaban Impurity 22 |
|
|
 |
Levofloxacin Impurity 5 |
2206360-62-3 |
C13H10FNO5 |
|
|
Ezetimibe Impurity 33 |
|
|
 |
Ezetimibe-28 |
1478663-95-4 |
C44H52F2N2O6Si |
|
|
Vonoprazan Impurity U4 |
|
|
 |
Emtricitabine Impurity 28 |
1238210-14-4 |
C8H11N3O4S |
|
|
Parecoxib SodiuM iMpurity 37 |
|
|
![(3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine compound](/CAS/20200611/GIF/105834-21-7.gif) |
(3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine compound |
105834-21-7 |
C20H22FNO3 |
|
|
Apixaban Impurity BMS-A |
|
|
 |
Afatinib Impurity 70 |
125781-04-6 |
C4H7ClO2 |
![Apixaban impurity 14/6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid](/CAS/20200611/GIF/1704504-93-7.gif) |
Apixaban impurity 14/6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid |
1704504-93-7 |
C20H18N4O4 |
 |
Cabozantinib Impurity 46 |
1247859-37-5 |
C11H10FNO3 |
 |
Ivabradine Impurity S33172 |
2247881-26-9 |
C26H34N2O5 |
|
|
Tenofovir Impurity 71 |
|
|
 |
2-(chloromethyl)-3-methylpyridin-4-ol |
1805648-51-4 |
C7H8ClNO |
 |
Mupirocin Calcium EP Impurity I |
|
C26H44CaO9 |
![Benzenepropanoic acid, α-hydroxy-β-[[(3E)-1-oxo-3-hexen-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclod](/CAS/20210111/GIF/2243233-98-7.gif) |
Benzenepropanoic acid, α-hydroxy-β-[[(3E)-1-oxo-3-hexen-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclod |
2243233-98-7 |
C46H55NO14 |
 |
D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)-6-S-(5-methyl-1,3,4-thiadiazol-2-yl)-6-thio-, 1,1-dimethylethyl ester |
1326303-05-2 |
C16H26N2O4S2 |
![L-Leucine, N-[(2S)-2-amino-1-oxo-4-phenylbutyl]-](/CAS/20200401/GIF/290298-02-1.gif) |
L-Leucine, N-[(2S)-2-amino-1-oxo-4-phenylbutyl]- |
290298-02-1 |
C16H24N2O3 |
![5-Isobenzofurancarbonitrile, 1-[3-(dimethylamino)propyl]-1,3-dihydro-1-hydroxy-](/CAS/20200401/GIF/2102609-59-4.gif) |
5-Isobenzofurancarbonitrile, 1-[3-(dimethylamino)propyl]-1,3-dihydro-1-hydroxy- |
2102609-59-4 |
C14H18N2O2 |
 |
L-Milnacipran Carbamoyl-beta-D-Glucuronide |
1446438-98-7 |
C22H30N2O9 |
|
|
Piperacillin Impurity N |
|
|
 |
2-(1-(dimethylamino)ethyl)phenol 2,3-dihydroxysuccinate |
26050-44-2 |
C10H15NO |
 |
1,11-ditosyl-1,4,8,11-tetraazacyclotetradecane dihydrochloride |
117152-73-5 |
C24H36N4O4S2 |
 |
Benzonitrile, 3-(1,3,2-dioxaborinan-2-yl)- |
684648-40-6 |
C10H10BNO2 |
 |
3-CHLORO-N-(3-METHOXYPHENYL)PROPANAMIDE |
21261-76-7 |
C10H12ClNO2 |
 |
Amlodipine Impurity 31 |
496024-43-2 |
C20H22ClNO5 |
|
|
Fudosteine Impurity 5 |
|
|
 |
Rasagiline Impurity 4 |
1175018-79-7 |
C12H14ClN |
 |
Miconazole EP Impurity F |
47447-55-2 |
C18H14Cl4N2O |
 |
Raltegravir USP RC E |
1193687-87-4 |
C20H22N6O5 |
 |
Dehydronitrosonisoldipine |
87375-91-5 |
C20H22N2O5 |
 |
Brexpiprazole Impurity 49 |
1700655-67-9 |
C13H14N2O2S |
 |
Etoricoxib Impurity 38 |
887479-63-2 |
C13H17NO2S |
 |
Pemetrexed Impurity 19 |
1644286-36-1 |
C20H21N5O8 |
|
|
Empagliflozin Impurity 31 |
|
|
 |
Iguratimod |
123663-50-3 |
C18H16N2O6S |
|
|
1,4-bis(4-((1,4,8,11-tetraazacyclotetradecan-4,8,11-trifluoroacetyl- 1-yl)methyl)benzyl)-8,11-difluoroacetyl-1,4,8,11-tetraazacyclotetra decane |
|
|
 |
Imidafenacin Related Compound 10 |
212756-27-9 |
C21H23N3O |
 |
Aprepitant |
1242175-36-5 |
C20H18F7NO2 |
 |
Idebenone Impurity 5 |
88543-33-3 |
C18H28O5 |
![1H-Imidazole-1-carboxylic acid, (1R)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-[[[(2R)-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2-[(1H-imidazol-1-ylcarbonyl)oxy]propyl][4-(3-oxo-4-morpholinyl)phenyl]amino]methyl]ethyl ester](/CAS/20200401/GIF/2097255-05-3.gif) |
1H-Imidazole-1-carboxylic acid, (1R)-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-[[[(2R)-3-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-2-[(1H-imidazol-1-ylcarbonyl)oxy]propyl][4-(3-oxo-4-morpholinyl)phenyl]amino]methyl]ethyl ester |
2097255-05-3 |
C40H34N8O10 |
|
|
Elagolix Sodium impurity5 |
|
|
|
|
Tadalafil Impurity 46 |
|
|
 |
(trans)-4-((2-amino-3,4-dibromobenzyl)amino)cyclohexanol |
|
C13H18Br2N2O |
|
|
cefdinir |
|
|
|
|
ACICLOVIR, Impurity J |
|
|
 |
1H-Inden-1-amine, 2,3-dihydro-N-2-propen-1-yl- |
91639-43-9 |
C12H15N |
 |
Salbutamol impurity 42 |
18910-69-5 |
C14H23NO3 |
|
|
(E)-8-(3,4-dimethoxystyryl) |
|
|
|
|
tert-butyl (3R,5R)-7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoate |
|
|
 |
(+)-Mediresinol Di-O-β-D-glucopyranoside |
88142-63-6 |
C33H44O17 |
|
|
(trans)-3-(4-((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecan-1-yl)butane-1,2,4-triol |
|
|
|
|
Cefdinir CP Impurity B |
|
|
 |
Voriconazole Impurity 15 |
321589-00-8 |
C22H19F4N7O |
|
|
Fluconazole Impurity 2 |
|
|
|
|
Imatinib EP Impurity D Chloride |
|
|
|
|
Favipiravir Impurity |
|
|
 |
Vildagliptin Dione Impurity |
1844894-70-7 |
C17H24N2O3 |
|
|
Adsorption of hydrogen sulfide Adsorption of impurities in water filter material |
|
|
 |
Citalopram impurity 9/Citalopram EP Impurity C Oxalate Salt/3-Oxo Citalopram Oxalate Salt/Citalopram Related Compound C Oxalate Salt/3-(3-Dimethylaminopropyl)-3-(4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone oxalate |
1440961-11-4 |
C22H21FN2O6 |
![1H-Pyrrole-3-carboxamide, 5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N-(2-hydroxyethyl)-2,4-dimethyl-](/CAS/20210111/GIF/2170562-55-5.gif) |
1H-Pyrrole-3-carboxamide, 5-[(Z)-(5-fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N-(2-hydroxyethyl)-2,4-dimethyl- |
2170562-55-5 |
C18H18FN3O3 |
 |
Apixaban Impurity 70 |
1998079-14-3 |
C44H40N8O9 |
 |
Favipiravir Impurity 14 |
356783-49-8 |
C5HClFN3 |
 |
Posaconazole Impurity 93 |
165115-82-2 |
C19H19F2IO2 |
|
|
N-Dealkyl Flurazepam (Midazolam impurity) |
|
|
|
|
4-((3-amino-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one |
|
|