| Structure |
Chemical Name |
CAS |
MF |
 |
Axitinib Impurity 13 |
|
|
|
|
Axitinib Impurity 18 |
|
|
|
|
Erlotinib Impurity 38 |
|
|
|
|
Etoricoxib Impurity 31 |
|
|
|
|
Nicorandil Impurity 6 |
|
|
|
|
tirofiban Impurity 1 DIHCl |
|
|
 |
Fingolimod 2-Phenethyl Analog |
851039-25-3 |
C35H57NO2 |
 |
Ritonavir EP Impurity O |
1414933-81-5 |
C37H48N6O5S2 |
 |
Entecavir Impurity 17(Entecavir EP Impurity C) |
2204369-23-1 |
C12H15N5O4 |
 |
Gemcitabine Impurity 9 |
2174019-90-8 |
C16H15F2N3O5 |
 |
Sacubitril |
1361408-17-4 |
C18H20ClNO2 |
|
|
Empagliflozin Impurity 43 |
|
|
 |
1-tosyl-1,4,8,11-tetraazacyclotetradecane trihydrochloride |
128495-30-7 |
C17H31ClN4O2S |
 |
Fluconazole |
163921-62-8 |
C13H10F2N6 |
 |
4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-amine |
570407-42-0 |
C17H23ClN4S2 |
 |
Vecuronium Bromide EP Impurity F |
18668-29-6 |
C26H41NO3 |
|
|
4,8-bis(4-((1,4,8,11-tetraazacyclotetradecan-4,8,11- trifluoroacetyl-1-yl)methyl)benzyl)-1,11-difluoroacetyl- 1,4,8,11-tetraazacyclotetradecane |
|
|
 |
Imidafenacin Related Compound 11 |
170105-09-6 |
C19H17N3 |
 |
Cholecalciferol Impurity A |
22350-41-0 |
C27H44O |
![1H-Indeno[5,4-f]quinoline-7-carboxamide, N-[2,5-bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10-dodecahydro-4a,6a-dimethyl-2-oxo-, (4aR,4bS,6aS,7R,9aS,9bS)-](/CAS/20250703/GIF/3088800-46-5.gif) |
1H-Indeno[5,4-f]quinoline-7-carboxamide, N-[2,5-bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10-dodecahydro-4a,6a-dimethyl-2-oxo-, (4aR,4bS,6aS,7R,9aS,9bS)- |
3088800-46-5 |
C27H28F6N2O2 |
 |
Betaxolol EP Impurity A |
67193-95-7 |
C14H23NO2 |
|
|
4,6-diamino-2-(5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-5-((methoxycarbonyl)amino)pyrimidine 1-oxide |
|
|
 |
3,5-Bis(benzyloxy)benzoic acid benzyl ester |
50513-72-9 |
C28H24O4 |
![[(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methanesulfonic acid](/CAS/GIF/117-38-4.gif) |
[(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methanesulfonic acid |
117-38-4 |
C12H15N3O4S |
|
|
(4S,4aR,5S,5aR,6R,12aS)-3,5,10,12,12a-pentahydroxy-6-methyl-4-(methyl(nitroso)amino)-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide |
|
|
|
|
LS01-I09 |
|
|
 |
p-Methylcinnamic acid ethyl ester |
24393-49-5 |
C12H14O2 |
![3-[(2-Hydroxyethyl)amino]propiononitrile](/CAS/GIF/CB02346430.gif) |
3-[(2-Hydroxyethyl)amino]propiononitrile |
33759-44-3 |
C5H10N2O |
 |
2-Amino-5-bromobenzaldehyde |
29124-57-0 |
C7H6BrNO |
 |
(R)-(+)-3-(N-METHYLAMINO)-1-(2-THIENYL)-1-PROPANOL |
116539-57-2 |
C8H13NOS |
 |
N-(Ethylamino) Fluvoxamine
|
1217262-11-7 |
C17H26F3N3O2 |
 |
Iso Ribavirin (Ribavirin Impurity G) |
39030-43-8 |
C8H12N4O5 |
 |
(R)-(+)-Tolvaptan |
331947-66-1 |
C26H25ClN2O3 |
 |
(Z)-Cefdinir |
178601-88-2 |
C14H13N5O5S2 |
![4-[3-(Hydroxymethyl)phenoxy]benzonitrile](/CAS/20200119/GIF/888967-63-3.gif) |
4-[3-(Hydroxymethyl)phenoxy]benzonitrile |
888967-63-3 |
C14H11NO2 |
 |
Acetaminophen Impurity B |
98966-17-7 |
C16H16N2O4 |
 |
Furosemide Impurity 2 |
|
C12H11ClN2O5S |
|
|
Ribavirin Impurity I |
|
|
|
|
Silodosin Impurity 2 |
|
|
|
|
Tenofovir Impurity 52 |
146297-30-5 |
|
 |
Amifostine Impurity 7 |
174397-83-2 |
C7H16Br2N2 |
 |
Amphotericin X1 (13-O-Methyl Amphotericin B) |
136135-57-4 |
C48H75NO17 |
|
|
Bendamustine Impurity 31 |
|
|
 |
Carbidopa Impurity 2 |
1361017-74-4 |
C11H16N2O4 |
|
|
Cefazolin Impurity 2 |
|
|
|
|
Cefminox Sodium Impurity 8 |
|
|
|
|
Dapagliflozin Impurity 28 |
|
|
 |
Erlotinib Impurity 51 |
115665-66-2 |
C8H6BrNO2 |
|
|
Oseltamivir Impurity 18 |
|
|
|
|
Plerixafor Impurity 6 |
|
|
 |
Pregabalin Impurity 49 |
1568110-05-3 |
C10H21NO2 |
 |
Rivaroxaban Impurity 79 |
1642601-00-0 |
C38H38N4O12 |
|
|
Rocuronium Bromide Impurity 37 |
|
|
 |
Rosuvastatin Impurity 4 |
1899869-35-2 |
C19H22FN3O3S |
 |
Lisinopril R,S,S-Diketopiperazine |
219677-82-4 |
C21H29N3O4 |
![4-Chloromethyl-N-[4-methyl-3-[[4-(pyridin-3-yl)pyrimidin-2-yl]amino]phenyl]benzamide](/CAS/GIF/404844-11-7.gif) |
4-Chloromethyl-N-[4-methyl-3-[[4-(pyridin-3-yl)pyrimidin-2-yl]amino]phenyl]benzamide |
404844-11-7 |
C24H20ClN5O |
 |
6-Mercaptopurine disulfide |
49808-20-0 |
C10H6N8S2 |
 |
Dexivacaine |
24358-84-7 |
C15H22N2O |
 |
(S)-4-(4-Nitrobenzyl)-2-oxazolidinone |
139264-55-4 |
C10H10N2O4 |
 |
6-(Benzyloxy)-9-((1S,3S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-((4-methoxyphenyl)diphenylmethyl)-9H-purin-2-amine |
142217-80-9 |
C53H49N5O4 |
 |
2-(4-Hydroxymethylphenyl)phenylsulfonamide |
158144-55-9 |
C15H14O3 |
![4-[2-(CYCLOPROPYLMETHOXY)ETHYL]PHENOL](/CAS/GIF/63659-16-5.gif) |
4-[2-(CYCLOPROPYLMETHOXY)ETHYL]PHENOL |
63659-16-5 |
C12H16O2 |
 |
PLANTAGININ |
26046-94-6 |
C21H20O11 |
 |
2-(2-Chloroethyl)thiophene |
19995-38-1 |
C6H7ClS |
 |
2'',3'',5''-Triacetyl -azacytidine |
10302-78-0 |
C14H18N4O8 |
 |
N-Methyl Pantoprazole, mixture of 1 and 3 isomers |
624742-53-6 |
C17H17F2N3O4S |
![1H-Indole-2-carboxamide, 1-[(1S,2S)-1-[(Z)-amino(hydroxyimino)methyl]-2-methylcyclopropyl]-N-methyl-N-phenyl-5-[(4S)-tetrahydro-2,2-dimethyl-2H-pyran-4-yl]-](/CAS/20240320/GIF/3047556-95-3.gif) |
1H-Indole-2-carboxamide, 1-[(1S,2S)-1-[(Z)-amino(hydroxyimino)methyl]-2-methylcyclopropyl]-N-methyl-N-phenyl-5-[(4S)-tetrahydro-2,2-dimethyl-2H-pyran-4-yl]- |
3047556-95-3 |
C28H34N4O3 |
 |
N-DESMETHYLGALANTHAMINE |
41303-74-6 |
C16H19NO3 |
![2-[6-(2-hydroxy-2-phenyl-ethyl)-1-methyl-2-piperidyl]-1-phenyl-ethanol](/CAS/GIF/552-72-7.gif) |
2-[6-(2-hydroxy-2-phenyl-ethyl)-1-methyl-2-piperidyl]-1-phenyl-ethanol |
552-72-7 |
C22H29NO2 |
 |
4-Amino-1-3,5-di-O-benzoyl-2-deoxy-2,2-difluoro-a-D-erythro-pentofuranosyl)-2(1H)-pyrimidinone |
134790-40-2 |
C23H19F2N3O6 |
 |
Granisetron Impurity C |
160177-67-3 |
C17H22N4O |
 |
3-OXO-3,4-DIHYDROPYRAZINE-2-CARBONITRILE |
81411-78-1 |
C5H3N3O |
 |
RP 48497 (Eszopiclone Impurity C) |
148891-53-6 |
C11H7ClN4O |
 |
3-(1-methyl-1H-indole-3-carbonyl)hexanedioic acid |
1352491-75-8 |
C16H17NO5 |
 |
Decladinose Roxithromycin (Roxithromycin Impurity B) |
214902-82-6 |
C33H62N2O12 |
 |
3-chloro-5-((1-((4-methyl-1-((4-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methyl)-2-oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl)oxy)benzonitrile |
2054541-33-0 |
C21H16ClF3N8O4 |
 |
Unii-o0p4I5851i |
139563-29-4 |
C28H37ClN4O2S |
 |
Amoxicillin Diketopiperazine (Mixture of Diastereomers) |
94659-47-9 |
C16H19N3O5S |
|
|
Amoxicillin Diketopiperazine (Mixture of Diastereomers) |
94659-47-9 |
C16H19N3O5S |
|
|
N-(4-methoxy-5-((3-((4-methoxy-2-(4-(3-methoxyazetidin-1-yl)piperidin-1-yl)-5-((6-(1-methyl-1H-indazol-5-yl)pyrimidin-4-yl)amino)phenyl)amino)-3-oxopropyl)amino)-2-(4-(3-methoxyazetidin-1-yl)piperidin-1-yl)phenyl)acrylamide |
|
|
|
|
tert-butyl (2-methoxy-6-nitro-4-(4-oxopiperidin-1-yl)phenyl)carbamate |
|
|
|
|
(R)-(2-(6-chloro-7-methyl-1H-benzo[d]imidazol-2-yl)-2-methylpyrrolidin-1-yl)(5-methoxy-2-(2H-1,2,3-triazol-2-yl)phenyl)methanone |
|
|
 |
Atorvastatin Oxirane Impurity |
1246818-88-1 |
C26H24FNO3 |
 |
Dehydro Lovastatin |
109273-98-5 |
C24H34O4 |
![(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one](/CAS2/GIF/1100617-38-6.gif) |
(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one |
1100617-38-6 |
C27H20ClNO2 |
|
|
Flucloxacillin impurity E |
|
|
 |
4-(4-Piperidyl)-1-butanol |
57614-92-3 |
C9H19NO |
 |
Pitavastatin Methyl Ester |
849811-78-5 |
C26H26FNO4 |
![1-Cyclopropyl-1,4-dihydro-6,8-dimethoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid](/CAS/GIF/1029364-73-5.gif) |
1-Cyclopropyl-1,4-dihydro-6,8-dimethoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid |
1029364-73-5 |
C22H27N3O5 |
![3S,5R isoMer, or (3S,5R)-7-[3-(phenylcarbaMoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calciuM salt](/CAS/GIF/887196-25-0.gif) |
3S,5R isoMer, or (3S,5R)-7-[3-(phenylcarbaMoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calciuM salt |
887196-25-0 |
C33H34CaFN2O5+ |
 |
3'-O-(5'-Deoxy-α-D-ribofuranosyl) Capecitabine |
1262133-64-1 |
C20H30FN3O9 |
 |
5-Chlorodescyano CitalopraM Oxalate |
64169-46-6 |
C21H23ClFNO5 |
 |
Acyclovir N-Methyl-L-valinate Hydrochloride |
1346617-39-7 |
C14H23ClN6O4 |
 |
rac N,N-DidesMethyl-N-(4-hydroxyphenethyl)-O-desMethyl Venlafaxine |
1346601-21-5 |
C22H29NO3 |
 |
rac-11-Deoxy-8(12)-dehydro Misoprostol |
1331639-92-9 |
C22H36O4 |
 |
5-Nitro-1H-iMidazole-1-ethanol |
5006-68-8 |
C5H7N3O3 |
 |
Hydroxy Adapalene |
1346599-76-5 |
C28H28O4 |
|
|
Iohexol related Compound I |
|
|
![2,2'-Methylene Bis[Ranitidine]](/CAS/GIF/207592-21-0.gif) |
2,2'-Methylene Bis[Ranitidine] |
207592-21-0 |
C27H44N8O6S2 |
 |
ChloroMethyl Propyl Carbonate |
35273-90-6 |
C5H9ClO3 |