| Structure |
Chemical Name |
CAS |
MF |
 |
Caspofungin impurit 2 |
|
|
|
|
Lamivudine impurity 1 |
|
|
 |
Raltitrexed Impurity 1 |
1378372-01-0 |
C10H10N2O2 |
 |
Loratadine Impurity 6 |
|
C22H23ClN2O2 |
|
|
Mirabegron Impurity 3 |
|
|
|
|
Plerixafor Impurity C |
|
|
|
|
Vonoprazan Impuirty 8 |
|
|
|
|
Sitagliptin IMpurity 4 |
|
|
|
|
Brexpiprazole Impurity1 |
|
|
|
|
Acarbose Impurity E |
|
|
 |
Alvimopan Impurity 1 |
2250243-53-7 |
C14H19NO |
|
|
Febuxostat Impurity A |
|
|
 |
Fingolimod Hexyl Impurity |
1201794-93-5 |
C17H29NO2 |
|
|
Palbociclib Impurity 1 |
|
|
|
|
Trelagliptin Impurity 8 |
|
|
 |
Bromhexine Impurity H |
63471-27-2 |
C14H21BrN2 |
 |
Apixaban Impurity 17 |
1423803-24-0 |
C20H19N5O3 |
 |
Rivaroxaban Impurity 11 |
1411775-06-8 |
C14H17N3O4 |
 |
(R)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-(hydroxymethyl)phenyl propionate |
|
C25H35NO3 |
|
|
Flomoxef Impurity 4 |
|
|
|
|
Nicardipine Impurity 5 |
|
|
![11,11'-(PIPERAZINE-1,4-DIYL)-BIS-8-CHLORO-5H-DIBENZE[B,E][1,4]-DIAZEPINE](/CAS/GIF/263366-81-0.gif) |
11,11'-(PIPERAZINE-1,4-DIYL)-BIS-8-CHLORO-5H-DIBENZE[B,E][1,4]-DIAZEPINE |
263366-81-0 |
C30H24Cl2N6 |
 |
Sacubitril Impurity 7 |
149709-44-4 |
C22H25NO5 |
 |
Valsartan Impurity 5 |
1266616-11-8 |
C18H21N5 |
 |
3-Hydroxy Agomelatine |
166526-99-4 |
C15H17NO3 |
 |
Milnacipran Impurity 4 |
1353644-49-1 |
C15H21NO2 |
 |
(3S,5R)-Atorvastatin |
887324-52-9 |
C33H35FN2O5 |
 |
Heptyl Deoctyl Fingolimod Hydrochloride |
745767-97-9 |
C18H31NO2 |
 |
Tenofovir Fumarate |
1246812-23-6 |
C21H34N5O9P |
 |
Prucalopride Impurity C |
1599434-55-5 |
C17H24ClN3O3 |
![1-cyclopropyl-7-fluoro-8-methoxy-6-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid](/CAS/20200401/GIF/2205053-60-5.gif) |
1-cyclopropyl-7-fluoro-8-methoxy-6-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid |
2205053-60-5 |
C21H24FN3O4 |
 |
Brexpiprazole N-Oxide |
1191900-58-9 |
C25H27N3O3S |
 |
2,6-Dibenzyloxyacetophenone |
3886-19-9 |
C22H20O3 |
![ethyl(4aS,9bR)-6-bromo-1,3,4,4a,5,9b-hexahydro-2H-pyrido[4,3-b]indole-2-carboxylate](/CAS/20180703/GIF/1059630-08-8.gif) |
ethyl(4aS,9bR)-6-bromo-1,3,4,4a,5,9b-hexahydro-2H-pyrido[4,3-b]indole-2-carboxylate |
1059630-08-8 |
C14H17BrN2O2 |
 |
diphenhydramine impurity |
|
C17H21NO |
 |
Pyridine, 4-chloro-2-(chloromethyl)-3,5-dimethyl-, hydrochloride |
143016-68-6 |
C8H10Cl3N |
![1,1-dimethyl-4-(2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-ium iodide](/CAS/20180703/GIF/CB83146796.gif) |
1,1-dimethyl-4-(2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-ium iodide |
|
C18H23IN4S |
 |
2-(4-butoxy-3-cyanophenyl)-4-methylthiazole-5-carboxylic acid |
1657014-33-9 |
C16H16N2O3S |
 |
vildagliptin Impurity O |
2253194-12-4 |
C12H18N4O2 |
![methyl (41R,12S,13aR)-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/20210111/GIF/38990-17-9.gif) |
methyl (41R,12S,13aR)-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 |
38990-17-9 |
C21H26N2O3 |
 |
1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethenamine |
1450657-31-4 |
C12H17NO4S |
|
|
Apremilast Impurity D |
|
|
 |
Canagliflozin Impurity 17 |
1951467-28-9 |
C24H23FO6S |
|
|
Canagliflozin Impurity 22 |
|
|
|
|
Carfilzomib Impurity 3 |
|
|
|
|
Dolutegravir Impurity 4 |
|
|
|
|
Febuxostat Impurity 20 |
|
|
|
|
Lenvatinib Impurity 1 |
|
|
![methyl (41S,12S,13aR)-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/83508-82-1.gif) |
methyl (41S,12S,13aR)-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 |
83508-82-1 |
C21H26N2O3 |
![4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester](/CAS/20180703/GIF/1941177-45-2.gif) |
4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester |
1941177-45-2 |
C29H37N7O3 |
 |
Cabozantinib impurity 1 |
748707-58-6 |
C17H16N2O3 |
 |
Amlodipine Impurity 19 |
|
C26H31ClN2O8S |
 |
Amlodipine Impurity 9 |
90445-05-9 |
C26H31ClN2O8S |
 |
Clopidogrel Impurity 7 |
444728-13-6 |
C15H15ClN2OS |
 |
Rivaroxaban Impurity 36 |
1770812-39-9 |
C19H17Cl2N3O5S |
 |
(S)-methyl 2-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methylamino)-3-methylbutanoate |
1111177-24-2 |
C20H23N5O2 |
 |
Clopidogrel Impurity C |
1346605-15-9 |
C16H18ClNO2S |
 |
Nilotinib genotoxic impurity 2 |
1157857-29-8 |
C19H15F3N4O3 |
 |
NCFJJNFEEPMRAQ-XMMPIXPASA-N |
1453221-45-8 |
C35H41F6N3O6 |
|
|
Gliclazide Impurity E |
|
|
 |
Ethyl 1-butanesulfonate |
2374-68-7 |
C6H14O3S |
 |
OLANEXIDINE intermediate |
60852-95-1 |
C10H20N4 |
 |
1H-Isoindole, octahydro-, trans- |
10479-63-7 |
C8H15N |
![1H-Purine-2,6-dione,8-[2-(3,4-dihydroxyphenyl)ethenyl]-1,3-diethyl-3,7-dihydro-7-methyl-, (E)-(9CI)](/CAS/20180601/GIF/155272-03-0.gif) |
1H-Purine-2,6-dione,8-[2-(3,4-dihydroxyphenyl)ethenyl]-1,3-diethyl-3,7-dihydro-7-methyl-, (E)-(9CI) |
155272-03-0 |
C18H20N4O4 |
 |
Hexanoicacid, 3-(2-amino-2-oxoethyl)-5-methyl-, (3S)- |
181289-34-9 |
C9H17NO3 |
 |
Ethanedioic acid, monoethyl ester, 2-(4-methoxyphenyl)hydrazide |
2614-10-0 |
C11H14N2O4 |
![4-Pyridinecarboxamide, N-[2-(nitrooxy)ethyl]-, mononitrate](/CAS/20180601/GIF/65141-48-2.gif) |
4-Pyridinecarboxamide, N-[2-(nitrooxy)ethyl]-, mononitrate |
65141-48-2 |
C8H10N4O7 |
![1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-hydroxy-pyrimidine-2,4-dione](/CAS/20180601/GIF/69321-95-5.gif) |
1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-hydroxy-pyrimidine-2,4-dione |
69321-95-5 |
C9H12N2O7 |
 |
2-(ACETOXYMETHYL)-4-METHOXY-3,5-DIMETHYLPYRIDINE |
91219-90-8 |
C11H15NO3 |
 |
4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE |
112809-52-6 |
C17H11N5 |
 |
Pregna-1,4,9(11)-triene-3,20-dione,21-(acetyloxy)-17-hydroxy-6-methyl-, (6a)- |
93239-37-3 |
C24H30O5 |
|
|
Tadalafil EP impurity E |
|
|
![4'-chloro-7H-4,7'-bipyrrolo[2,3-d]pyrimidine](/CAS/20200611/GIF/134965-85-8.gif) |
4'-chloro-7H-4,7'-bipyrrolo[2,3-d]pyrimidine |
134965-85-8 |
C12H7ClN6 |
 |
myricetin 3-O-β-D-xylopyranosyl(1-2)-β-D-glucopyranoside |
142449-93-2 |
C26H28O17 |
 |
(S)-1-(2-Aminoacetyl)-pyrrolidine-2-carbonitrile |
914070-99-8 |
C7H11N3O |
 |
1-(4-fluorobenzyl)-3-(4-isobutoxybenzyl)urea |
1388858-78-3 |
C19H23FN2O2 |
![1,4,7,10-Tetraazabicyclo[8.2.2]tetradecan-11-one](/CAS/20200401/GIF/220182-11-6.gif) |
1,4,7,10-Tetraazabicyclo[8.2.2]tetradecan-11-one |
220182-11-6 |
C10H20N4O |
 |
Ropivacaine EP Impurity D |
98626-59-6 |
C16H24N2O |
 |
Bendamustine Impurity 16 |
914626-65-6 |
C19H18N6O4 |
 |
(S)-N-methyl-3-(naphthalen-1-yloxy)-3-(thiophen-3-yl)propan-1-amine hydrochloride |
959392-22-4 |
C18H19NOS |
 |
phenyl (R)-methyl(3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propyl)carbamate |
603996-87-8 |
C8H11NO2S |
|
|
Aprepitant Impurity 23 |
|
|
|
|
Canagliflozin impurity H |
|
|
 |
Cefazolin Impurity 9 |
1322626-65-2 |
C14H15N9O3S3 |
 |
Dapagliflozin Impurity 20 |
2040305-09-5 |
C29H33ClO10 |
 |
Edaravone Impurity 10 |
710307-89-4 |
C10H12N2O2 |
|
|
Empagliflozin Impurity 23 |
|
|
 |
Entecavir Impurity 3 |
1391053-94-3 |
C12H15N5O4 |
|
|
IBrutinib Impurity C |
|
|
|
|
Imatinib impurity 12 |
|
|
|
|
Isavuconazole Impurity 20 |
|
|
|
|
Isavuconazole Impurity 26 |
|
|
|
|
Istradefylline impurity D |
|
|
 |
Leuprorelin EP Impurity F |
1872435-00-1 |
C59H84N16O12 |
|
|
Linagliptin Impurity 40 |
|
|
 |
Minocycline N-Hydroxymethyl Impurity |
1075240-33-3 |
C24H29N3O8 |
 |
Mivacurium Chloride Impurity 3 |
740777-60-0 |
C33H46NO9+ |
 |
Mupirocin EP Impurity E |
71087-96-2 |
C26H44O9 |
|
|
Nifuratel Impurity 7 |
|
|
 |
Norepinephrine EP Impurity D |
1932110-67-2 |
C9H13NO3 |