Structure |
Chemical Name |
CAS |
MF |
![Avatrombopag Impurity ABCDEFGHJKL](/) |
Avatrombopag Impurity ABCDEFGHJKL |
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|
![1,3-bis(5-bromo-2-methoxyphenyl)adamantane](/CAS/20210305/GIF/932033-56-2.gif) |
1,3-bis(5-bromo-2-methoxyphenyl)adamantane |
932033-56-2 |
C24H26Br2O2 |
![INDEX NAME NOT YET ASSIGNED](/CAS/20211123/GIF/2681355-40-6.gif) |
INDEX NAME NOT YET ASSIGNED |
2681355-40-6 |
C29H34Cl2N6O4S2 |
![2-(4-carboxypiperidin-1-yl)-3-chloro-5-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)pyridine 1-oxide](/) |
2-(4-carboxypiperidin-1-yl)-3-chloro-5-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)pyridine 1-oxide |
|
|
![o-AdaMantylanisole](/CAS/GIF/43109-77-9.gif) |
o-AdaMantylanisole |
43109-77-9 |
C17H22O |
![α-Decitabine](/CAS/20210111/GIF/22432-95-7.gif) |
α-Decitabine |
22432-95-7 |
C8H12N4O4 |
![Afatinib Impurity 15](/) |
Afatinib Impurity 15 |
|
|
![Abiraterone Impurity 10](/CAS/20211123/GIF/165334-69-0.gif) |
Abiraterone Impurity 10 |
165334-69-0 |
C26H33NO2 |
![Adefovir Impurity C](/) |
Adefovir Impurity C |
|
|
![Abiraterone Impurity 12](/) |
Abiraterone Impurity 12 |
|
|
![Afatinib impurity 34](/CAS/20210111/GIF/2475095-50-0.gif) |
Afatinib impurity 34 |
2475095-50-0 |
C14H7ClF2N4O2 |
![Afatinib Impurity I](/) |
Afatinib Impurity I |
|
|
![Sugammadex Monochloro Impurity](/) |
Sugammadex Monochloro Impurity |
|
|
![para-Hydroxy L-Milnacipran](/CAS/20200611/GIF/688738-11-6.gif) |
para-Hydroxy L-Milnacipran |
688738-11-6 |
C15H22N2O2 |
![Varenicline Impurity 9](/) |
Varenicline Impurity 9 |
|
|
![Elagolix Sodium impurity3](/) |
Elagolix Sodium impurity3 |
|
|
![Epinephrine Impurity 4](/CAS/20200119/GIF/CB25519606.gif) |
Epinephrine Impurity 4 |
94217-53-5 |
C9H13NO3 |
![(trans)-4-((2-amino-3,6-dibromobenzyl)amino)cyclohexanol](/CAS/20200119/GIF/CB25519893.gif) |
(trans)-4-((2-amino-3,6-dibromobenzyl)amino)cyclohexanol |
|
C13H18Br2N2O |
![(R)-2-(3-(diisopropylamino)-1-phenylpropyl)phenol](/CAS/20200401/GIF/CB25559693.gif) |
(R)-2-(3-(diisopropylamino)-1-phenylpropyl)phenol |
|
C21H29NO |
![Dexamethasone EP impurities F](/) |
Dexamethasone EP impurities F |
|
|
![D-Ribofuranose, 1-C-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-2,3,5-tris-O-(phenylmethyl)-](/CAS/20200611/GIF/1355049-94-3.gif) |
D-Ribofuranose, 1-C-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-2,3,5-tris-O-(phenylmethyl)- |
1355049-94-3 |
C32H32N4O5 |
![Delamanid Impurity 1](/) |
Delamanid Impurity 1 |
|
|
![N-[4-[(6,7-Dimethoxy-4-quinolinyl)oxy]phenyl]-N'-(4-fluoro-3-hydroxyphenyl)-1,1-cyclopropanedicarboxamide](/CAS/20210111/GIF/1628530-41-5.gif) |
N-[4-[(6,7-Dimethoxy-4-quinolinyl)oxy]phenyl]-N'-(4-fluoro-3-hydroxyphenyl)-1,1-cyclopropanedicarboxamide |
1628530-41-5 |
C28H24FN3O6 |
![Oseltamivir Impurity Mixture (MW:486 Da)](/) |
Oseltamivir Impurity Mixture (MW:486 Da) |
|
|
![2,2'-(7-((2R,3S)-1,3,4-trihydroxybutan-2-yl)-10-((2S,3R)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4-diyl)diacetic acid Gd3+](/) |
2,2'-(7-((2R,3S)-1,3,4-trihydroxybutan-2-yl)-10-((2S,3R)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4-diyl)diacetic acid Gd3+ |
|
|
![(R)-Ethyl 3-(bromomethyl)hexanoate](/CAS/20200611/GIF/1956435-91-8.gif) |
(R)-Ethyl 3-(bromomethyl)hexanoate |
1956435-91-8 |
C9H17BrO2 |
![Flucloxacillin Sodium EP Impurity B](/) |
Flucloxacillin Sodium EP Impurity B |
|
|
![Brivaracetam Impurity 5](/CAS/20200611/GIF/1942054-60-5.gif) |
Brivaracetam Impurity 5 |
1942054-60-5 |
C7H13BrO2 |
![Epalrestat Impurity 4](/CAS/20210111/GIF/130786-32-2.gif) |
Epalrestat Impurity 4 |
130786-32-2 |
C8H9NO3S2 |
![Propofol Impurity II (2,6-Diisopropyl-1,4-benzoquinone)](/) |
Propofol Impurity II (2,6-Diisopropyl-1,4-benzoquinone) |
|
|
![Vonoprazan Impurity 58](/) |
Vonoprazan Impurity 58 |
|
|
![Tafluprost Impurity 12](/) |
Tafluprost Impurity 12 |
|
|
![METOPROLOL IMPURITY A](/StructureFile/ChemBookStructure22/GIF/CB2588115.gif) |
METOPROLOL IMPURITY A |
|
C15H25NO3 |
![NICERGOLINE IMPURITY A](/) |
NICERGOLINE IMPURITY A |
|
|
![1026009-77-7](/CAS/20200611/GIF/1026009-77-7.gif) |
1026009-77-7 |
1026009-77-7 |
C20H22N2O |
![Regorafenib Impurity MJ](/) |
Regorafenib Impurity MJ |
|
|
![Aztreonam Open-Ring Desulfurization Impurity](/) |
Aztreonam Open-Ring Desulfurization Impurity |
|
|
![7-(2-methoxypropanoyl)-5H-chromeno[2,3-b]pyridin-5-one](/) |
7-(2-methoxypropanoyl)-5H-chromeno[2,3-b]pyridin-5-one |
|
|
![Ibrutinib Impurity 42](/CAS/20210111/GIF/2031255-24-8.gif) |
Ibrutinib Impurity 42 |
2031255-24-8 |
C25H23N5O3 |
![Pramipexole Impurity N](/) |
Pramipexole Impurity N |
|
|
![Hydroxychloroquine Impurity 12 Hydrochloride](/CAS/20200611/GIF/2411340-31-1.gif) |
Hydroxychloroquine Impurity 12 Hydrochloride |
2411340-31-1 |
C18H26ClN3O |
![Verteporfin impurity](/CAS/20211123/GIF/121310-58-5.gif) |
Verteporfin impurity |
121310-58-5 |
C40H40N4O8 |
![Peramivir Impurity 25](/) |
Peramivir Impurity 25 |
|
|
![Peramivir Impurity 33](/CAS/20211123/GIF/2758048-78-9.gif) |
Peramivir Impurity 33 |
2758048-78-9 |
C18H34N2O5 |
![Imatinib impurity XT](/) |
Imatinib impurity XT |
|
|
![IOHEXOL RELATED COMPOUND C (100 MG) (N,N'- BIS(2,3-DIHYDROXYPROPYL)-5-NITRO-1,3-BENZENEDI- CARBOXAMIDE)](/) |
IOHEXOL RELATED COMPOUND C (100 MG) (N,N'- BIS(2,3-DIHYDROXYPROPYL)-5-NITRO-1,3-BENZENEDI- CARBOXAMIDE) |
|
|
![Tiotropium EP Impurity C](/CAS/20211123/GIF/136310-95-7.gif) |
Tiotropium EP Impurity C |
136310-95-7 |
C19H22BrNO3S2 |
![Eliglustat intermediate 4](/CAS/20211123/GIF/491833-27-3.gif) |
Eliglustat intermediate 4 |
491833-27-3 |
C23H30N2O4 |
![2-[(4-Acetylphenyl)methyl]cyclopentan-1-one](/CAS/20180703/GIF/96824-28-1.gif) |
2-[(4-Acetylphenyl)methyl]cyclopentan-1-one |
96824-28-1 |
C14H16O2 |
![Dapoxetine Impurity 1](/CAS/20211123/GIF/119357-22-1.gif) |
Dapoxetine Impurity 1 |
119357-22-1 |
C22H25NO |
![Mirabegron Impurity 5](/) |
Mirabegron Impurity 5 |
|
|
![Milrinone Impurity 5](/) |
Milrinone Impurity 5 |
|
|
![Solifenacin Related Compound 20](/CAS/20200515/GIF/1300713-32-9.gif) |
Solifenacin Related Compound 20 |
1300713-32-9 |
C17H17NO |
![Cefuroxime Impurity 2](/CAS/20200119/GIF/CB43127931.gif) |
Cefuroxime Impurity 2 |
|
C16H16N4O8S |
![Cefoxitin Impurity 1](/) |
Cefoxitin Impurity 1 |
|
|
![Cefazolin Impurity 1](/) |
Cefazolin Impurity 1 |
|
|
![Umeclidinium Bromide Impurity 8](/CAS/20210111/GIF/869113-10-0.gif) |
Umeclidinium Bromide Impurity 8 |
869113-10-0 |
C27H30BrNO |
![Nifuratel impurity E](/) |
Nifuratel impurity E |
|
|
![Valsartan Impurity 14](/CAS/20200119/GIF/CB43128110.gif) |
Valsartan Impurity 14 |
|
C24H29N5O3 |
![Istradefylline Impurity 4](/) |
Istradefylline Impurity 4 |
|
|
![Zolmitriptan Impurity 2](/) |
Zolmitriptan Impurity 2 |
|
|
![Palbociclib Impurity 9](/CAS/20200515/GIF/2204368-66-9.gif) |
Palbociclib Impurity 9 |
2204368-66-9 |
C24H29N7O2 |
![Solifenacin Impurity 1](/CAS/20180906/GIF/1353274-25-5.gif) |
Solifenacin Impurity 1 |
1353274-25-5 |
C19H21NO2 |
![Vildagliptin Methyl Ester](/) |
Vildagliptin Methyl Ester |
|
|
![Flucloxacillin Impurity B](/) |
Flucloxacillin Impurity B |
|
|
![Ropinirole impurity](/) |
Ropinirole impurity |
|
|
![Mupirocin iMpurity B](/CAS/20200119/GIF/CB43129915.gif) |
Mupirocin iMpurity B |
|
C26H44O9 |
![Nicorandil Impurity 2](/) |
Nicorandil Impurity 2 |
|
|
![Piperacillin Impurity 7](/) |
Piperacillin Impurity 7 |
|
|
![Defluoro Paroxetine Hydrochloride](/CAS/20240320/GIF/1394842-91-1.gif) |
Defluoro Paroxetine Hydrochloride |
1394842-91-1 |
|
![Milnacipran Impurity 11](/CAS/20200611/GIF/1410831-12-7.gif) |
Milnacipran Impurity 11 |
1410831-12-7 |
C11H10O2 |
![Mirabegron Impurity 18](/) |
Mirabegron Impurity 18 |
|
|
![Prucalopride Impurity F](/CAS/20200611/GIF/1900715-98-1.gif) |
Prucalopride Impurity F |
1900715-98-1 |
C18H26ClN3O4 |
![tert-butyl (R)-3-(hydroxymethyl)hexanoate](/CAS/20180703/GIF/1928755-17-2.gif) |
tert-butyl (R)-3-(hydroxymethyl)hexanoate |
1928755-17-2 |
C11H22O3 |
![4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile](/CAS/20200611/GIF/1144516-21-1.gif) |
4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile |
1144516-21-1 |
C29H27ClN6O2 |
![Sofosbuvir Impurity 5](/) |
Sofosbuvir Impurity 5 |
|
|
![ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate](/CAS/20180703/GIF/CB43146804.gif) |
ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate |
1862335-58-7 |
C9H16ClNO3 |
![vildagliptin Impurity R](/CAS/20200515/GIF/1803168-09-3.gif) |
vildagliptin Impurity R |
1803168-09-3 |
C7H8Cl2N2O |
![Cefmetazole Lactone](/CAS/20180808/GIF/70993-70-3.gif) |
Cefmetazole Lactone |
70993-70-3 |
C13H13N3O5S2 |
![Canagliflozin Impurity 19](/) |
Canagliflozin Impurity 19 |
|
|
![Canagliflozin Impurity 24](/) |
Canagliflozin Impurity 24 |
|
|
![Carfilzomib Impurity 5](/) |
Carfilzomib Impurity 5 |
|
|
![Dolutegravir Impurity 6](/CAS/20200515/GIF/1357289-29-2.gif) |
Dolutegravir Impurity 6 |
1357289-29-2 |
C20H19F2N3O5 |
![Febuxostat Impurity 22](/) |
Febuxostat Impurity 22 |
|
|
![Istradefylline Impurity C](/) |
Istradefylline Impurity C |
|
|
![Everolimus O-Ethyl Impurity](/CAS/20211123/GIF/1704711-12-5.gif) |
Everolimus O-Ethyl Impurity |
1704711-12-5 |
C54H85NO14 |
![(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine](/CAS/20210111/GIF/324023-99-6.gif) |
(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine |
324023-99-6 |
C20H23NO3 |
![Solifenacin Impurity 4(Solifenacin EP Impurity H)](/CAS/20200515/GIF/732228-02-3.gif) |
Solifenacin Impurity 4(Solifenacin EP Impurity H) |
732228-02-3 |
C23H26N2O2 |
![849217-77-2](/CAS/20200515/GIF/849217-77-2.gif) |
849217-77-2 |
849217-77-2 |
C22H20N2O6 |
![1-Piperidinepropanoic acid, 4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-β-oxo-, ethyl ester, (3R,4R)-](/CAS/20211123/GIF/1675248-18-6.gif) |
1-Piperidinepropanoic acid, 4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-β-oxo-, ethyl ester, (3R,4R)- |
1675248-18-6 |
C18H25N5O3 |
![Amlodipine iMpurity L](/CAS/20180529/GIF/1821498-25-2.gif) |
Amlodipine iMpurity L |
1821498-25-2 |
C17H19ClN2O5 |
![(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid](/CAS/20180703/GIF/CB43155163.gif) |
(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
2384108-14-7 |
C16H20N4O4S3 |
![methyl (41R,12R,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/20211123/GIF/58000-63-8.gif) |
methyl (41R,12R,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 |
58000-63-8 |
C21H26N2O3 |
![(S)-ethyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate](/CAS/20180529/GIF/1392015-05-2.gif) |
(S)-ethyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate |
1392015-05-2 |
C17H15F5NO5P |
![3-(2-cyclopentylidene-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide](/CAS/20180703/GIF/CB43159060.gif) |
3-(2-cyclopentylidene-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide |
|
C19H26BrNO2 |
![Cephalexin Impurity 3](/CAS/20180703/GIF/CB43159222.gif) |
Cephalexin Impurity 3 |
|
C16H17N3O4S |
![8-Methoxy Entecavir](/CAS/20210111/GIF/2203740-23-0.gif) |
8-Methoxy Entecavir |
2203740-23-0 |
C13H17N5O4 |
![Bortezomib Impurity 32](/CAS/20180906/GIF/1310383-72-2.gif) |
Bortezomib Impurity 32 |
1310383-72-2 |
C17H31BF3NO5 |
![Topiroxostat Impurity 14](/) |
Topiroxostat Impurity 14 |
|
|
![1-Pyrrolidinecarboxylic acid, 4-hydroxy-2-(3-thiazolidinylcarbonyl)-, 1,1-dimethylethyl ester, (2S,4S)-](/CAS/20180529/GIF/401564-34-9.gif) |
1-Pyrrolidinecarboxylic acid, 4-hydroxy-2-(3-thiazolidinylcarbonyl)-, 1,1-dimethylethyl ester, (2S,4S)- |
401564-34-9 |
C13H22N2O4S |