Structure |
Chemical Name |
CAS |
MF |
![Digoxin impurity](/) |
Digoxin impurity |
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![Lamivudine impurity](/) |
Lamivudine impurity |
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![Levothyroxine Sodium impurity](/CAS/20210111/GIF/27566-09-2.gif) |
Levothyroxine Sodium impurity |
27566-09-2 |
C14H21NO4 |
![Dexchlorpheniramine impurity](/CAS/20210305/GIF/73775-50-5.gif) |
Dexchlorpheniramine impurity |
73775-50-5 |
C12H15ClN2 |
![6-benzyloxy-8-((R)-2-chloro-1-hydroxy-ethyl)-4H-benzo[1,4]-oxazin-3-one](/CAS/20180702/GIF/869478-11-5.gif) |
6-benzyloxy-8-((R)-2-chloro-1-hydroxy-ethyl)-4H-benzo[1,4]-oxazin-3-one |
869478-11-5 |
C17H16ClNO4 |
![ethyl (41R,13aS)-13a-ethyl-2,3,41,5,6,13a-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate](/CAS/20210111/GIF/77549-94-1.gif) |
ethyl (41R,13aS)-13a-ethyl-2,3,41,5,6,13a-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate |
77549-94-1 |
C22H26N2O2 |
![Dolutegravir Impurity 2](/) |
Dolutegravir Impurity 2 |
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![Lesinurad Impurity J](/CAS/20180808/GIF/1210330-64-5.gif) |
Lesinurad Impurity J |
1210330-64-5 |
C14H10BrN3O2S |
![Neratinib Impurity 4](/CAS/20211123/GIF/1144516-18-6.gif) |
Neratinib Impurity 4 |
1144516-18-6 |
C31H32ClN6O3+ |
![Linagliptin Impurity C](/CAS/20210111/GIF/1791405-13-4.gif) |
Linagliptin Impurity C |
1791405-13-4 |
C15H20N6O2 |
![1,1-Cyclopropanedicarboxamide,N-[4-[(6,7-dimethoxy-4-quinolinyl)oxy]phenyl]-N'-phenyl-](/CAS/20180808/GIF/849221-94-9.gif) |
1,1-Cyclopropanedicarboxamide,N-[4-[(6,7-dimethoxy-4-quinolinyl)oxy]phenyl]-N'-phenyl- |
849221-94-9 |
C28H25N3O5 |
![methyl (41S,12S,13aS)-13a-ethyl-12-hydroxy-8-methoxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate](/CAS/20210111/GIF/57430-34-9.gif) |
methyl (41S,12S,13aS)-13a-ethyl-12-hydroxy-8-methoxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate |
57430-34-9 |
C22H28N2O4 |
![(R)-1-[3-[4-Amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]ethanone](/CAS/20180527/GIF/1288338-95-3.gif) |
(R)-1-[3-[4-Amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]ethanone |
1288338-95-3 |
C24H24N6O2 |
![Amlodipine Impurity 17](/CAS/20180702/GIF/CB23159167.gif) |
Amlodipine Impurity 17 |
|
C26H31ClN2O8S |
![Edoxaban Impurity 12 (1R,2R,4S)](/) |
Edoxaban Impurity 12 (1R,2R,4S) |
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![Rivaroxaban Impurity 26](/CAS/20210111/GIF/1838133-00-8.gif) |
Rivaroxaban Impurity 26 |
1838133-00-8 |
C23H21Cl2N3O5S2 |
![Erlotinib](/CAS/20200611/GIF/938185-06-9.gif) |
Erlotinib |
938185-06-9 |
C16H11N3O2 |
![methyl (41R,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate](/CAS/20180808/GIF/18374-18-0.gif) |
methyl (41R,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate |
18374-18-0 |
C21H26N2O3 |
![Brexpiprazole sulfoxide impurity](/CAS/20200611/GIF/1191900-51-2.gif) |
Brexpiprazole sulfoxide impurity |
1191900-51-2 |
C25H27N3O3S |
![Cabozantinib Impurity H](/) |
Cabozantinib Impurity H |
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![Clopidogrel Impurity 11](/CAS/20180629/GIF/CB23166437.gif) |
Clopidogrel Impurity 11 |
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C15H14ClNO2S |
![Medetomidine Impurity 3](/CAS/20180808/GIF/104245-83-2.gif) |
Medetomidine Impurity 3 |
104245-83-2 |
C10H13Cl |
![Tofacitinib Impurity 35](/) |
Tofacitinib Impurity 35 |
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![ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate](/CAS/20200331/GIF/1884279-18-8.gif) |
ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate |
1884279-18-8 |
C18H17NO4S |
![N-methyl-1-(5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methanamine fumarate](/CAS/20180527/GIF/928325-82-0.gif) |
N-methyl-1-(5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methanamine fumarate |
928325-82-0 |
C21H21N3O6S |
![Phenol, 2,4-dibromo-3-methyl-](/CAS/20180528/GIF/13321-75-0.gif) |
Phenol, 2,4-dibromo-3-methyl- |
13321-75-0 |
C7H6Br2O |
![N-((4-FLUOROPHENYL)METHYL)ETHANAMIDE](/CAS/GIF/86010-68-6.gif) |
N-((4-FLUOROPHENYL)METHYL)ETHANAMIDE |
86010-68-6 |
C9H10FNO |
![Benzenediazonium, 4-(ethoxycarbonyl)-, chloride](/CAS/20200331/GIF/2028-79-7.gif) |
Benzenediazonium, 4-(ethoxycarbonyl)-, chloride |
2028-79-7 |
C9H9ClN2O2 |
![2,4-Pteridinediamine,6-(methoxymethyl)-](/CAS/20180529/GIF/40110-13-2.gif) |
2,4-Pteridinediamine,6-(methoxymethyl)- |
40110-13-2 |
C8H10N6O |
![Fingolimod EP Impurity D](/CAS/20180528/GIF/780729-32-0.gif) |
Fingolimod EP Impurity D |
780729-32-0 |
C21H37NO2 |
![Pentanedioic acid, 2,4-diacetyl-3-(3-nitrophenyl)-, dimethyl ester](/CAS/20180529/GIF/89080-61-5.gif) |
Pentanedioic acid, 2,4-diacetyl-3-(3-nitrophenyl)-, dimethyl ester |
89080-61-5 |
C17H19NO8 |
![2-Thiazoleacetic acid,4-carboxy-2,5-dihydro-5-(4-hydroxybutylidene)-a-[(1R)-1-hydroxyethyl]-, disodium salt, (aS,2R,5Z)- (9CI)](/CAS/20180808/GIF/130609-10-8.gif) |
2-Thiazoleacetic acid,4-carboxy-2,5-dihydro-5-(4-hydroxybutylidene)-a-[(1R)-1-hydroxyethyl]-, disodium salt, (aS,2R,5Z)- (9CI) |
130609-10-8 |
C12H18NNaO6S |
![4,4'-Iminodiphenol hydrochloride](/CAS/20180601/GIF/1965310-24-0.gif) |
4,4'-Iminodiphenol hydrochloride |
1965310-24-0 |
C12H12ClNO2 |
![Cefradine Impurity D](/) |
Cefradine Impurity D |
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|
![Donepezil Impurity](/CAS/20180527/GIF/896134-06-8.gif) |
Donepezil Impurity |
896134-06-8 |
C17H15NO4 |
![1-(2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine](/CAS/20180527/GIF/928325-68-2.gif) |
1-(2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine |
928325-68-2 |
C17H15ClFN3O2S |
![N-methyl-N-(4-nitrophenyl)-2-(piperazin-1-yl)acetamide](/CAS/20180527/GIF/2037385-84-3.gif) |
N-methyl-N-(4-nitrophenyl)-2-(piperazin-1-yl)acetamide |
2037385-84-3 |
C13H19ClN4O3 |
![N-(3,5-dimethylphenyl)picolinamide](/CAS/20200331/GIF/439591-67-0.gif) |
N-(3,5-dimethylphenyl)picolinamide |
439591-67-0 |
C14H14N2O |
![Neratinib Impurity 6](/CAS/20200611/GIF/1144516-14-2.gif) |
Neratinib Impurity 6 |
1144516-14-2 |
C26H21ClN6O4 |
![Bupivacaine Impurity](/CAS/20210111/GIF/852804-30-9.gif) |
Bupivacaine Impurity |
852804-30-9 |
C22H37N2O |
![Pseudomonic Acid D](/CAS/20211123/GIF/85248-93-7.gif) |
Pseudomonic Acid D |
85248-93-7 |
C26H42O9 |
![Terazosin Impurity](/CAS/20180527/GIF/60548-08-5.gif) |
Terazosin Impurity |
60548-08-5 |
C19H25N5O4 |
![1204612-29-2](/CAS/20211123/GIF/1204612-29-2.gif) |
1204612-29-2 |
1204612-29-2 |
C12H18ClNO2 |
![(S)-3-(dimethylamino)-1-(thiophen-3-yl)propan-1-ol](/CAS/20180527/GIF/1384080-56-1.gif) |
(S)-3-(dimethylamino)-1-(thiophen-3-yl)propan-1-ol |
1384080-56-1 |
C9H15NOS |
![BDJS-SH 4](/CAS/20210111/GIF/36588-46-2.gif) |
BDJS-SH 4 |
36588-46-2 |
C12H18N2O2 |
![3-Chloro TirofiBan](/CAS/20181212/GIF/CB23358885.gif) |
3-Chloro TirofiBan |
2713130-63-1 |
C22H35ClN2O5S |
![Azelastine EP Impurity E](/CAS/20180808/GIF/105279-16-1.gif) |
Azelastine EP Impurity E |
105279-16-1 |
C15H9ClO2 |
![Blonanserin impurity F](/) |
Blonanserin impurity F |
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![Capecitabine Impurity 9](/) |
Capecitabine Impurity 9 |
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![Carfilzomib Impurity E](/) |
Carfilzomib Impurity E |
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![Cefoxitin EP Impurity B](/) |
Cefoxitin EP Impurity B |
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![Dabigatran Impurity 3](/) |
Dabigatran Impurity 3 |
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![Dexamethasone EP Impurity K](/CAS/20210305/GIF/1809224-82-5.gif) |
Dexamethasone EP Impurity K |
1809224-82-5 |
C22H26O4 |
![FeBuxostat Impurity 41](/CAS/20210111/GIF/2428631-67-6.gif) |
FeBuxostat Impurity 41 |
2428631-67-6 |
C19H19N3O3S |
![Formoterol Impurity 16](/) |
Formoterol Impurity 16 |
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![Indacaterol Impurity 11](/) |
Indacaterol Impurity 11 |
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![Isavuconazole Impurity 14](/) |
Isavuconazole Impurity 14 |
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![Isavuconazole Impurity 19](/) |
Isavuconazole Impurity 19 |
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![Isavuconazole Impurity 24](/CAS/20210111/GIF/1176988-44-5.gif) |
Isavuconazole Impurity 24 |
1176988-44-5 |
C22H17F2N5OS |
![Letrozole Impurity 10](/) |
Letrozole Impurity 10 |
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|
![Levofloxacin Impurity 9](/CAS/20180527/GIF/1797099-76-3.gif) |
Levofloxacin Impurity 9 |
1797099-76-3 |
C18H20FN3O4 |
![N-(5-Formyl-2-hydroxyphenyl)formamide](/CAS/20180527/GIF/903563-43-9.gif) |
N-(5-Formyl-2-hydroxyphenyl)formamide |
903563-43-9 |
C8H7NO3 |
![Nitrendipine Impurity 5](/) |
Nitrendipine Impurity 5 |
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![Posaconazole Impurity 32](/) |
Posaconazole Impurity 32 |
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![Posaconazole Impurity 61](/) |
Posaconazole Impurity 61 |
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![Procaterol Impurity 4](/CAS/20200611/GIF/63235-39-2.gif) |
Procaterol Impurity 4 |
63235-39-2 |
C16H20N2O3 |
![Sitagliptin Impurity 14](/CAS/20211123/GIF/2072867-07-1.gif) |
Sitagliptin Impurity 14 |
2072867-07-1 |
C26H23F9N6O2 |
![SofosBuvir Impurity 31](/) |
SofosBuvir Impurity 31 |
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![sofosBuvir Impurity 37](/) |
sofosBuvir Impurity 37 |
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![SofosBuvir Impurity 53](/CAS/20210111/GIF/1015255-46-5.gif) |
SofosBuvir Impurity 53 |
1015255-46-5 |
C20H25FN3O9P |
![Sofosbuvir Impurity 60](/) |
Sofosbuvir Impurity 60 |
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![Tenofovir impurity G](/) |
Tenofovir impurity G |
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![Ticagrelor Impurity 26](/CAS/20200611/GIF/2245167-79-5.gif) |
Ticagrelor Impurity 26 |
2245167-79-5 |
C21H24F2N6O3S |
![Vildagliptin Impurity 19](/CAS/20180808/GIF/243145-00-8.gif) |
Vildagliptin Impurity 19 |
243145-00-8 |
C10H16N2O2 |
![Olopatadine Isopropyl ester Hydrochloride](/CAS/20180808/GIF/1206456-44-1.gif) |
Olopatadine Isopropyl ester Hydrochloride |
1206456-44-1 |
C24H29NO3 |
![GLATIRAMER impurity](/) |
GLATIRAMER impurity |
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![Oxacillin Sodium Impurity I(EP)](/) |
Oxacillin Sodium Impurity I(EP) |
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![Spectinomycin Impurity E](/) |
Spectinomycin Impurity E |
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|
![3-butyl-3-hydroxy-2-benzofuran-1-one](/CAS/20180527/GIF/162050-42-2.gif) |
3-butyl-3-hydroxy-2-benzofuran-1-one |
162050-42-2 |
C12H14O3 |
![(4S,4aS,5aR,12aS)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide (minocycline)](/) |
(4S,4aS,5aR,12aS)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide (minocycline) |
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![(R)-10-(2,4,5-trifluorobenzyl)-3-(trifluoromethyl)-6,7,10,11-tetrahydro-[1,2,4]triazolo[3,4-c][1,4,7]triazecine-8,12(5H,9H)-dione](/CAS/20180527/GIF/2088771-61-1.gif) |
(R)-10-(2,4,5-trifluorobenzyl)-3-(trifluoromethyl)-6,7,10,11-tetrahydro-[1,2,4]triazolo[3,4-c][1,4,7]triazecine-8,12(5H,9H)-dione |
2088771-61-1 |
C16H13F6N5O2 |
![N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine](/CAS/20180629/GIF/1092578-45-4.gif) |
N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine |
1092578-45-4 |
C20H25N5 |
![846023-56-1](/CAS/20200515/GIF/846023-56-1.gif) |
846023-56-1 |
846023-56-1 |
C26H31Cl2N5O4 |
![Prednisone impurity D (EP)](/CAS/20180527/GIF/10184-69-7.gif) |
Prednisone impurity D (EP) |
10184-69-7 |
C21H26O4 |
![Lisinopril EP Impurity G](/CAS/20180527/GIF/1356839-89-8.gif) |
Lisinopril EP Impurity G |
1356839-89-8 |
C42H60N6O9 |
![2-hexanoylbenzoic acid](/CAS/20180527/GIF/857538-11-5.gif) |
2-hexanoylbenzoic acid |
857538-11-5 |
C13H16O3 |
![Blonanserin N-Oxide](/CAS/20210111/GIF/142838-82-2.gif) |
Blonanserin N-Oxide |
142838-82-2 |
C23H30FN3O |
![Levofloxacin Impurity 11](/CAS/20180527/GIF/106939-42-8.gif) |
Levofloxacin Impurity 11 |
106939-42-8 |
C9H9F2NO |
![Rabeprazole Impurity 2](/CAS/20210111/GIF/1807988-36-8.gif) |
Rabeprazole Impurity 2 |
1807988-36-8 |
C18H19N3O4 |
![Tenofovir Related Compound 14](/CAS/20200611/GIF/1244022-52-3.gif) |
Tenofovir Related Compound 14 |
1244022-52-3 |
C8H11N5O |
![N-(2-methyl-5-nitrophenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide](/CAS/20180629/GIF/CB23382307.gif) |
N-(2-methyl-5-nitrophenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide |
|
C18H15N5O3 |
![N-(5-(benzyl(methyl)amino)-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide](/CAS/20180629/GIF/CB23382312.gif) |
N-(5-(benzyl(methyl)amino)-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide |
|
C25H23N5O |
![1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid](/CAS/20180527/GIF/956011-26-0.gif) |
1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid |
956011-26-0 |
C14H10FN3O2 |
![Nicorandil Impurity 4 Dinitrate](/CAS/20200515/GIF/1798026-96-6.gif) |
Nicorandil Impurity 4 Dinitrate |
1798026-96-6 |
C16H17N5O5 |
![WIXOVOWSUCEDGS-UHFFFAOYSA-N](/CAS/20180906/GIF/1346603-05-1.gif) |
WIXOVOWSUCEDGS-UHFFFAOYSA-N |
1346603-05-1 |
C15H20O5 |
![YXSRVOWUJUXDLJ-UHFFFAOYSA-N](/CAS/20210111/GIF/1618107-97-3.gif) |
YXSRVOWUJUXDLJ-UHFFFAOYSA-N |
1618107-97-3 |
C18H18FNO2S |
![S-2-Benzothiazolyl-2-amino-±-(methoxyimino)-4-thiazolethiolacetate](/CAS/20211123/GIF/1684396-27-7.gif) |
S-2-Benzothiazolyl-2-amino-±-(methoxyimino)-4-thiazolethiolacetate |
1684396-27-7 |
C13H10N4O2S3 |
![4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-cyclopentene-1-carboxylic acid methyl ester](/CAS/GIF/168683-02-1.gif) |
4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-cyclopentene-1-carboxylic acid methyl ester |
168683-02-1 |
C12H19NO4 |
![KNKJEUNXMFFFDU-LZHIOSKDSA-N](/CAS/20180808/GIF/138804-88-3.gif) |
KNKJEUNXMFFFDU-LZHIOSKDSA-N |
138804-88-3 |
C25H34O6 |
![MONO-DESACETYL FAMCICLOVIR](/CAS/GIF/104227-88-5.gif) |
MONO-DESACETYL FAMCICLOVIR |
104227-88-5 |
C12H17N5O3 |