Structure |
Chemical Name |
CAS |
MF |
 |
Dapoxetine impurity 55 |
|
|
 |
1-METHYLBIGUANIDE SULPHATE |
1609-00-3 |
C3H9N5 |
![1-(3,5-DIHYDROXYPHENYL)-2-[(1,1-DIMETHYLETHYL)AMINO]-ETHANONE, HYDROCHLORIDE](../structurefile/cb2752536.gif) |
1-(3,5-DIHYDROXYPHENYL)-2-[(1,1-DIMETHYLETHYL)AMINO]-ETHANONE, HYDROCHLORIDE |
1246815-70-2 |
C12H18ClNO3 |
 |
4-(((2R,3S,4R,5R,6R)-6-(Benzyloxy)-3-((diphenoxyphosphoryl)oxy)-4-(tetradecanoyloxy)-5-((S)-3-(tetradecanoyloxy)tetradecanaMido)tetrahydro-2H-pyran-2-yl)Methoxy)-4-oxobutanoic acid |
110611-91-1 |
C71H110NO15P |
![2-[4-(2,3-EPOXYPROPOXY)PHENYL]ACETAMIDE](../cas/gif/29122-69-8.gif) |
2-[4-(2,3-EPOXYPROPOXY)PHENYL]ACETAMIDE |
29122-69-8 |
C11H13NO3 |
 |
Oxacillin Impurity H |
|
|
 |
(2S,3R)-3-(6-(1-(6-chloro-5-fluoropyrimidin-4-yl)ethyl)-5-fluoropyrimidin-4-yl)-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol |
|
|
 |
PeraMpanel |
380918-54-7 |
C23H15N3O |
 |
Empagliflozin Impurity 79 |
|
|
 |
Empagliflozin Impurity 89 |
2452301-32-3 |
C23H25ClO7 |
 |
Levocarnitine Impurity F |
6490-19-3 |
C7H17ClN2O2 |
 |
4,4-dimethyl-2-(2-phenylpropan-2-yl)oxazo‐ line |
874895-87-1 |
C14H19NO |
 |
Formoterol Impurity 4 |
|
|
 |
Roxadustat-001 |
319-57-3 |
C8H5BF4N2O2 |
 |
Ornidazole Impurity 24 |
|
|
 |
Olanzapine impurity ANB |
|
|
 |
Pitavastatin Impurity 75 |
|
|
 |
Febuxostat Impurity 100 |
|
|
 |
Febuxostat Impurity 101 |
|
|
 |
Febuxostat Impurity 105 |
|
|
![(S)-10-amino-9-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid](../) |
(S)-10-amino-9-fluoro-3-methyl-7-oxo-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid |
|
|
 |
Ticagrelor Impurity 129 |
1381841-36-6 |
C15H19NO3 |
 |
Benzoic acid, 2-hydroxy-3-(2-phenyldiazenyl)- |
136819-59-5 |
C13H10N2O3 |
![5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo-1,2,4-triazin-3-yl)thio]methyl]-, 5-oxide, (6R,7R)- (9CI)](../cas/20200611/gif/97466-28-9.gif) |
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2Z)-(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo-1,2,4-triazin-3-yl)thio]methyl]-, 5-oxide, (6R,7R)- (9CI) |
97466-28-9 |
C18H18N8O8S3 |
![1,3-Benzenediamine, 4-methyl-N3-[4-methyl-6-(3-pyridinyl)-2-pyrimidinyl]-](../cas/20200611/gif/1032314-73-0.gif) |
1,3-Benzenediamine, 4-methyl-N3-[4-methyl-6-(3-pyridinyl)-2-pyrimidinyl]- |
1032314-73-0 |
C17H17N5 |
![5-methoxy-1-methyl-1H-benzo[d]imidazole-2-sulfonic acid](../) |
5-methoxy-1-methyl-1H-benzo[d]imidazole-2-sulfonic acid |
|
|
 |
Teneligliptin Impurity 17 |
|
|
 |
1(3H)-Isobenzofuranone, 3-(1-methylpropyl)- |
261783-87-3 |
C12H14O2 |
![(2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl methyl sulfate](../) |
(2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl methyl sulfate |
|
|
![Carbamic acid, N-[(1R)-2-[5-(2-fluoro-3-hydroxyphenyl)-3-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-3,6-dihydro-4-methyl-2,6-dioxo-1(2H)-pyrimidinyl]-1-phenylethyl]-, 1,1-dimethylethyl ester](../cas/20210111/gif/1062642-68-5.gif) |
Carbamic acid, N-[(1R)-2-[5-(2-fluoro-3-hydroxyphenyl)-3-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-3,6-dihydro-4-methyl-2,6-dioxo-1(2H)-pyrimidinyl]-1-phenylethyl]-, 1,1-dimethylethyl ester |
1062642-68-5 |
C32H30F5N3O5 |
 |
2-Oxazolidinone, 5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-, (5S)- |
2514942-86-8 |
C13H15NO4 |
![Heptanoic acid, 7-[[(3R,5R)-7-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]-3,5-dihydroxy-1-oxoheptyl]amino]-3,5-dihydroxy-, 1,1-dimethylethyl ester, (3R,5R)-](../cas/20200611/gif/2409556-65-4.gif) |
Heptanoic acid, 7-[[(3R,5R)-7-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]-3,5-dihydroxy-1-oxoheptyl]amino]-3,5-dihydroxy-, 1,1-dimethylethyl ester, (3R,5R)- |
2409556-65-4 |
C44H56FN3O8 |
![6-Heptenoic acid, 7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-5-hydroxy-3-oxo-, (5S,6E)-](../cas/20200611/gif/1803023-43-9.gif) |
6-Heptenoic acid, 7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-5-hydroxy-3-oxo-, (5S,6E)- |
1803023-43-9 |
C22H26FN3O6S |
 |
NA |
|
|
![1-Pyrrolidinecarboxamide, N-[5-[(2S)-2-(2,5-difluorophenyl)-1-pyrrolidinyl]pyrazolo[1,5-a]pyrimidin-3-yl]-3-hydroxy-, (3R)-](../cas/20210111/gif/2409590-08-3.gif) |
1-Pyrrolidinecarboxamide, N-[5-[(2S)-2-(2,5-difluorophenyl)-1-pyrrolidinyl]pyrazolo[1,5-a]pyrimidin-3-yl]-3-hydroxy-, (3R)- |
2409590-08-3 |
C21H22F2N6O2 |
 |
Sertraline Impurity 20 |
1498236-91-1 |
C16H14Cl2O |
 |
Budesonide Impurity 21 |
|
|
 |
2H-3-Benzazepin-2-one, 3-(3-bromopropyl)-1,3,4,5-tetrahydro-7,8-dimethoxy- |
1192174-72-3 |
C15H20BrNO3 |
![Benzamide, 2-[(1-acetyl-3-iodo-1H-indazol-6-yl)thio]-N-methyl-](../cas/20210111/gif/1639138-00-3.gif) |
Benzamide, 2-[(1-acetyl-3-iodo-1H-indazol-6-yl)thio]-N-methyl- |
1639138-00-3 |
C17H14IN3O2S |
 |
1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-3-(1-ethylpropoxy)-5-nitro-, ethyl ester, (3R,4R,5S)- |
949164-64-1 |
C16H26N2O6 |
 |
Peramivir Impurity 55 |
|
|
 |
Peramivir Impurity 60 |
|
|
 |
Hexanoic acid, 3-(hydroxymethyl)-, methyl ester, (3R)- |
2408196-94-9 |
C8H16O3 |
 |
Loratadine EP Impurity L |
|
|
 |
Pregna-1,4-dien-3-one, 21-(acetyloxy)-11,17,20-trihydroxy-6-methyl-, (6α,11β)- (9CI) |
151003-82-6 |
C24H34O6 |
![3-Pyridinecarboxamide, 5-chloro-N-[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]-1,6-dihydro-6-oxo-](../cas/20210305/gif/762237-66-1.gif) |
3-Pyridinecarboxamide, 5-chloro-N-[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]-1,6-dihydro-6-oxo- |
762237-66-1 |
C23H25Cl2N5O2S2 |
 |
3-(4-TRIFLUOROMETHYL-PHENYL)-PROPAN-1-OL |
180635-74-9 |
C10H11F3O |
 |
Avatrombopag Impurity 39 |
|
|
 |
(1R,2R)-2-(3-((5-acetoxypentyl)oxy)-3-oxopropyl)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium |
|
|
 |
(E)-2-CYANO-5-METHYL-HEX-2-ENOIC ACID METHYL ESTER |
96914-67-9 |
C9H13NO2 |
 |
Nicergoline Impurity 7 |
|
|
 |
N,N'-Bis(2-Hydroxyethyl)propane-1,3-diamine |
10563-27-6 |
C7H18N2O2 |
 |
4-((3-hydroxy-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one |
|
|
![2-oxo-2-((6S,8S,9S,10R,13S,14S,17S)-6,10,13-trimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate](../) |
2-oxo-2-((6S,8S,9S,10R,13S,14S,17S)-6,10,13-trimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate |
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|
![(2R,4S)-4-([1,1'-Biphenyl]-4-ylmethyl)-2-methyl-4-(2,5-dioxopyrrolidin-1-yl)butanoic acid](../cas/20180702/gif/1639970-62-9.gif) |
(2R,4S)-4-([1,1'-Biphenyl]-4-ylmethyl)-2-methyl-4-(2,5-dioxopyrrolidin-1-yl)butanoic acid |
1639970-62-9 |
C22H23NO4 |
 |
(Z)-2-(2-Aminothiazol-4-yl)-2-(1-carboxy-1-methyl)ethoxyiminoacetic acid |
102507-85-7 |
C9H11N3O5S |
 |
Cefaclor EP IMpurity |
|
|
 |
Alogliptin Impurity B |
865758-98-1 |
C17H19N5O2 |
 |
Linagliptin Impurity F |
1673546-62-7 |
C27H27F3N8O3 |
 |
Parecoxib Impurity D |
|
|
 |
Parecoxib Impurity I |
|
|
 |
Axitinib Impurity D |
1443118-72-6 |
C29H25N5OS |
 |
Lenvatinib Impurity d |
417717-04-5 |
C20H17ClN4O4 |
 |
4-bromo-3-(hydroxymethyl)phenol |
2737-20-4 |
C7H7BrO2 |
 |
4-(4-Bromo-3-formyl-phenoxy)-benzonitrile |
906673-54-9 |
C14H8BrNO2 |
 |
Atracurium Impurity E |
|
|
 |
Linagliptin Impurity I |
|
|
 |
1H-Pyrrole-3-carbonitrile,5-(2-fluorophenyl)-1-(3-pyridinylsulfonyl)- |
1807642-39-2 |
C16H10FN3O2S |
![4-amino-1-[(2RS)-2-(2,4-difluorophenyl)-2-hydroxy-3(1H-
1,2,4-triazol-1-yl)propyl]-4H-1,2,4-triazolium](../cas/20180629/gif/749821-19-0.gif) |
4-amino-1-[(2RS)-2-(2,4-difluorophenyl)-2-hydroxy-3(1H-
1,2,4-triazol-1-yl)propyl]-4H-1,2,4-triazolium |
749821-19-0 |
C13H14F2N7O+ |
 |
Canagliflozin Defluoro Impurity |
|
|
 |
Dapagliflozin Impurity 6 |
|
|
 |
Imatinib Impurity 7 |
581076-64-4 |
C8H12N4 |
 |
Nilotinib Impurity 1 |
641571-05-3 |
C28H22F3N7O |
 |
Riociguat Impurtiy 1 |
|
|
 |
Riociguat Impurtiy 6 |
1702271-98-4 |
C18H17FN8 |
 |
Axitinib Impurity 4 |
1443118-73-7 |
C22H20N4OS |
 |
Brimonidine Impurity E |
168329-48-4 |
C9H8BrN5 |
 |
Dapagliflozin Impurity G |
|
|
 |
Dapoxetine Impurity B |
|
|
 |
Esomeprazole EP Impurity |
|
|
 |
Fesoterodine Diol Dimer |
1428856-45-4 |
C44H60N2O3 |
 |
Gimeracil Impurity |
17902-24-8 |
C8H9ClN2O3 |
 |
Pramipexole Impurity H |
|
|
 |
Quercetin 3-rutinoside 7-glucoside |
30311-61-6 |
C33H40O21 |
 |
Rivaroxaban Impurity H |
1807455-76-0 |
C25H24Cl2N4O6S2 |
 |
Vonoprazan impurity A |
|
|
 |
1-(4-(2-methyl-6-oxopiperidin-1-yl)phenyl)-3-morpholino-5,6-dihydropyridin-2(1H)-one |
2098457-93-1 |
C21H27N3O3 |
 |
5-ethyl 3-isopropyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate |
2170716-02-4 |
C22H29ClN2O5 |
 |
Acetamide,N-(2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl)- |
6118-65-6 |
C10H8N2O3 |
 |
Ibrutinib impurity D |
|
|
 |
Mupirocin impurity A |
|
C26H44O9 |
 |
Aurantio-obtusin-6-O-β-D-glucoside |
129025-96-3 |
C23H24O12 |
 |
FG-4592 intermediate7 |
1509958-19-3 |
C20H20N2O4 |
 |
Milnacipran Impurity 13 |
710339-49-4 |
C12H16NO+ |
 |
Tirofiban Impurity 79 |
158808-85-6 |
C21H34N2O5S |
 |
Brivaracetam Impurity 47 |
|
|
 |
(Glu3)-Carbetocin (Impurity D) |
|
|
 |
4-((3-amino-1-(2-fluoro-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzoyl)-1H-indazol-5-yl)methyl)phthalazin-1(2H)-one |
|
|
![(Z)-[cyano(2,3-dichlorophenyl)methylene]carbazamidine](../cas/gif/94213-23-7.gif) |
(Z)-[cyano(2,3-dichlorophenyl)methylene]carbazamidine |
94213-23-7 |
C9H7Cl2N5 |
 |
Perampanel Impurity ABCDEFGHJKL |
|
|