| Structure |
Chemical Name |
CAS |
MF |
![D-Glucitol, 1,5-anhydro-1-C-[4-Methyl-3-[(5-phenyl-2-thienyl)Methyl]phenyl]-, (1S)-](/CAS/20180906/GIF/842133-16-8.gif) |
D-Glucitol, 1,5-anhydro-1-C-[4-Methyl-3-[(5-phenyl-2-thienyl)Methyl]phenyl]-, (1S)- |
842133-16-8 |
C24H26O5S |
![(alphaE)-alpha-[(3,4-Dihydroxy-5-nitrophenyl)methylene]-beta-oxo-1-piperidinepropanenitrile](/CAS/20150408/GIF/1150310-15-8.gif) |
(alphaE)-alpha-[(3,4-Dihydroxy-5-nitrophenyl)methylene]-beta-oxo-1-piperidinepropanenitrile |
1150310-15-8 |
C15H15N3O5 |
 |
(E)-N,N-ジエチル-2-シアノ-3-(3-エトキシ-4-ヒドロキシ-5-ニトロフェニル)アクリルアミド |
857629-79-9 |
C16H19N3O5 |
![(R,E)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate](/CAS/20150408/GIF/149709-59-1.gif) |
(R,E)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate |
149709-59-1 |
C25H31NO4 |
 |
1-(3-アミノプロピル)-4-(2-メトキシフェニル)ピペラジン |
20529-23-1 |
C14H23N3O |
 |
(R)-3-((S)-5-(4-fluorophenyl)-5-hydroxypentanoyl)-4-phenyloxazolidin-2-one |
404874-94-8 |
C20H20FNO4 |
 |
(S)-3-((S)-5-hydroxy-5-phenylpentanoyl)-4-phenyloxazolidin-2-one |
|
C20H21NO4 |
 |
Posaconazole iMpurity 4 |
2125944-53-6 |
C30H35N5O3 |
 |
Everolimus Ring-Opening Impurity |
1708118-13-1 |
C53H83NO14 |
 |
Topiroxostat Impurity 6 |
2044704-63-2 |
C7H8N4O2 |
 |
Dienogest Impurity I |
65928-65-6 |
C20H27NO2 |
 |
Febuxostat Impurity 8 |
144060-62-8 |
C16H17NO4S |
 |
Lornoxicam Impurity 9 |
70374-36-6 |
C6H6ClNO4S2 |
 |
Ticagrelor Related Compound 3 |
88756-83-6 |
C8H15NO3 |
 |
Tadalafil EP Impurity |
479545-76-1 |
C21H16N2O5 |
 |
Vonoprazan Impurity C |
|
|
 |
(5RS)-5-Ethyl-2,6-diimino-5-phenyl-1,2,5,6-tetrahydropyrimidin-4(3H)-one |
69125-70-8 |
C12H14N4O |
![(2S,4R)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid](/CAS/20180629/GIF/1012341-54-6.gif) |
(2S,4R)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid |
1012341-54-6 |
C23H29NO4 |
 |
3-(4-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)benzamide |
917391-28-7 |
C12H10F3N3O |
![Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-5,6,7,8,9,10-hexahydro-4-phenyl-](/CAS/20180629/GIF/132810-75-4.gif) |
Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-5,6,7,8,9,10-hexahydro-4-phenyl- |
132810-75-4 |
C23H31N3 |
![(R)-1-(3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidin-1-yl)propan-1-one](/CAS/20180629/GIF/1839099-22-7.gif) |
(R)-1-(3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidin-1-yl)propan-1-one |
1839099-22-7 |
C25H26N6O2 |
|
|
Linagliptin Impurity L |
|
|
 |
Linagliptin Impurity S |
668273-74-3 |
C30H36N8O4 |
 |
(R)-2-((6-(3-aminopiperidin-1-yl)-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzonitrile |
|
C17H18FN5O2 |
|
|
Posaconazole Impurity 10 |
|
|
 |
Posaconazole Impurity 63 |
208187-15-9 |
C20H26F2O4 |
 |
(S)-4,5,6,7-Tetrahydro-N2,N6-propionyl-2,6-benzothiazolediaMine |
1373869-91-0 |
C11H17N3O2 |
|
|
SofosBuvir impurity 62 |
|
|
 |
Tamoxifen EP Impurity E |
|
C26H29NO |
|
|
Tenofovir impurity P |
|
|
 |
Tirofiban Impurity 3 |
1346918-32-8 |
C13H19NO5S |
|
|
Trelagliptin Impurity 19 |
|
|
![N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine oxide](/CAS/20180601/GIF/2028267-73-2.gif) |
N-((3R,4R)-1-(2-cyanoacetyl)-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine oxide |
2028267-73-2 |
C16H20N6O2 |
![D-Glucitol, 1,5-anhydro-1-C-[4-chloro-3-[(4-methoxyphenyl)methyl]phenyl]-, (1S)-](/CAS/20211123/GIF/333359-90-3.gif) |
D-Glucitol, 1,5-anhydro-1-C-[4-chloro-3-[(4-methoxyphenyl)methyl]phenyl]-, (1S)- |
333359-90-3 |
C20H23ClO6 |
|
|
Flucloxacillin Sodium Impurity E |
|
|
|
|
Amifostine Impurity 1 |
|
|
|
|
Clindamycin Phosphate EP Impurity H |
|
|
![2-Thia-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 3-oxo-, (4-nitrophenyl)methyl ester, (1S,4S)-](/CAS/20200611/GIF/151072-00-3.gif) |
2-Thia-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 3-oxo-, (4-nitrophenyl)methyl ester, (1S,4S)- |
151072-00-3 |
C13H12N2O5S |
 |
Brexpiprazole Impurity |
2116542-21-1 |
C38H40N4O4S |
 |
4-(1-(2,3-dimethylphenyl)propyl)-1H-imidazole |
86347-62-8 |
C14H18N2 |
 |
Atomoxetine EP Impurity A |
873310-33-9 |
C16H20ClNO |
 |
Famciclovir Impurity 12 |
122497-20-5 |
C12H15N5O4 |
 |
Levofloxacin Impurity 22 |
177472-29-6 |
C20H25F2N3O4 |
 |
Methylprednisolone EP Impurity E |
229019-44-7 |
C21H28O4 |
 |
Pantoprazole Impurity 1 |
812664-93-0 |
C16H14ClF2N3O4S |
 |
Ticagrelor Related Compound 38D-Tartrate |
2165881-71-8 |
C10H19NO4 |
 |
1-(1-BENZOTHIOPHEN-7-YL)PIPERAZINE |
105685-06-1 |
C12H14N2S |
 |
4-methyl-N-(2-methyl-5-nitrophenyl)-6-(pyridin-3-yl)pyrimidin-2-amine |
|
C17H15N5O2 |
 |
Parecoxib Impurity 12 |
2229657-81-0 |
C19H18N2O4S |
|
|
Bortezomib Impurity W |
|
|
 |
Butyphthalide impurity 43 |
952412-99-6 |
C11H14O3 |
 |
Cabozantinib impurity 23 |
406-00-8 |
C6H6FNO |
 |
Celecoxib Impurity 17 |
2247197-65-3 |
C17H14F3N3O4S |
|
|
Dapoxetine impurity 21 |
|
|
 |
(1s,4s)-4-((2-aminobenzyl)amino)cyclohexan-1-ol hydrochloride |
|
C13H21ClN2O |
|
|
Solifenacin impurity 23 |
2753060-21-6 |
|
|
|
Edaravone impurity DEE |
|
|
|
|
Linagliptin Impurity 49 |
|
|
![(1r,4r)-4-(7,9-dibromo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)cyclohexanol hydrochloride](/CAS/20200119/GIF/CB04868354.gif) |
(1r,4r)-4-(7,9-dibromo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)cyclohexanol hydrochloride |
2376577-10-3 |
C15H21Br2ClN2O |
 |
Metoprolol IMpurity E |
|
C15H25NO3 |
|
|
IMp. A (EP): 4-Methyl-6-(1-Methyl-1H-benziMidazol-2-yl)-2-propyl-1H-benziMidazole |
|
|
![(2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)-1-piperazinyl]-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic acid tert-butyl ester](/CAS/20150408/GIF/401566-80-1.gif) |
(2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)-1-piperazinyl]-2-(3-thiazolidinylcarbonyl)-1-pyrrolidinecarboxylic acid tert-butyl ester |
401566-80-1 |
C27H38N6O3S |
 |
4-Methoxy-5-(3-Morpholinopropoxy)-2-nitrobenzaMide |
861453-16-9 |
C15H21N3O6 |
|
|
Febuxostat Impurity 74 |
|
|
|
|
Febuxostat Impurity 79 |
|
|
|
|
Febuxostat Impurity 94 |
|
|
|
|
Fosaprepitant Impurity ELS |
|
|
 |
Lenvatinib Impurity 14 |
417719-45-0 |
C19H17ClN4O4 |
|
|
Lenvatinib Impurity 23 |
|
|
|
|
Olsalazine Impurity F |
|
|
|
|
Regorafenib Impurity 19 |
|
|
|
|
Regorafenib Impurity 26 |
|
|
|
|
Sitafloxacin Impurity ZZ-B-01 |
|
|
 |
Tofacitinib Impurity 3 |
1206825-36-6 |
C13H19N5 |
|
|
Tofacitinib Impurity 89 |
|
|
 |
Nintedanib Impurity L |
2095596-44-2 |
C31H33N5O4 |
 |
Rizatriptan EP Impurity A |
887001-08-3 |
C28H35N7 |
 |
Dapoxetine iMpurity |
38262-42-9 |
C11H10O3S |
|
|
Saxagliptin Impurity 9 |
|
|
 |
(1r,4r)-4-((2-aminobenzyl)amino)cyclohexanol |
15992-77-5 |
C15H22N2O5 |
|
|
Moxifloxacin degrade Impurity |
|
|
|
|
Edaravone Impurity 17 |
|
|
|
|
Capecitabine impurity 7 |
|
|
|
|
Linagliptin Impurity 46 |
|
|
 |
((3R,5S,E)-3,5-dihydroxy-7-(4-isopropyl-2-(N-methylmethylsulfonamido)-6-phenylpyrimidin-5-yl)hept-6-enoate)calcium(II) |
|
C44H56CaN6O12S2 |
 |
Levofloxacin Impurity 24 |
|
C18H20FN3O4 |
 |
(trans)-2-(3,4-difluorophenyl)cyclopropanecarboxamide |
1932275-13-2 |
C10H9F2NO |
 |
(3R,5S,Z)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3,5-dihydroxyhept-6-enoic acid calcium(II) |
1445208-17-2 |
C22H28FN3O6S |
 |
Tafluprost Impurity 7 |
733036-94-7 |
C25H35FO5 |
|
|
Tropisetron Impurity 1 |
|
|
|
|
Fosaprepitant Impurity DBJ |
|
|
|
|
Cabozantinib impurity 29 |
|
|
|
|
Cabozantinib impurity 34 |
|
|
|
|
Carfilzomib Impurity YGH |
|
|
|
|
Ondansetron Impurity 3 |
|
|
|
|
Irsogladine Impurity GDT |
|
|
|
|
Carvedilol Impurity NH |
|
|
 |
Pregabalin Impurity 8 |
44996-52-3 |
C7H11NO3 |
 |
Pregabalin Impurity 14 |
1610546-44-5 |
C7H11NO3 |
|
|
Cefditoren Impurity 1 |
|
|