Structure |
Chemical Name |
CAS |
MF |
 |
Vonoprazan Impurity 4 |
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 |
Vortioxetine Impurity 25 |
1639263-80-1 |
C18H22N2O2S |
 |
Cinacalcet Impurity B |
66469-40-7 |
C19H19N |
 |
Dapagliflozin Impurity D |
2133407-75-5 |
C21H25ClO6 |
 |
Escitalopram Impurity |
91283-87-3 |
C18H14FNO3 |
 |
Furosemide Imp.(EP) |
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 |
Nifuratel Impurity |
167103-07-3 |
C6H5N3O4 |
 |
Vinpocetine Impurity |
102341-40-2 |
C19H23N3O |
 |
2-amino-9-((1R,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one |
1367369-81-0 |
C12H15N5O3 |
 |
N-(3,4-dichlorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine |
2089650-13-3 |
C22H24Cl2N4O3 |
 |
Moxifloxacin Impurity 8 |
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 |
Olaparib Imp.2 |
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 |
Ciprofloxacin impurity I |
|
C17H18FN3O3 |
![5-(4'-((2-butyl-4-chloro-5-(isopropoxymethyl)-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole](/CAS/20180703/GIF/1332713-64-0.gif) |
5-(4'-((2-butyl-4-chloro-5-(isopropoxymethyl)-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole |
1332713-64-0 |
C25H29ClN6O |
 |
Mirabegron Deshydroxy |
1581284-82-3 |
C21H24N4OS |
 |
Lamotrigine impurity B |
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 |
Ramosetron Impurity 3 |
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 |
Loratadine Impurity 1 |
|
C22H23ClN2O2 |
![Benzeneethanamine, N-[2-(3,4-dimethoxyphenyl)ethyl]-3,4-dimethoxy-](/CAS/20210305/GIF/24997-88-4.gif) |
Benzeneethanamine, N-[2-(3,4-dimethoxyphenyl)ethyl]-3,4-dimethoxy- |
24997-88-4 |
C20H27NO4 |
 |
4-(4-メトキシフェニル)-3-ブテン-2-オン |
943-88-4 |
C11H12O2 |
 |
Metoprolol IMpurity 6 |
|
C15H25NO3 |
 |
Pitavastatin Impurity 5 |
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 |
Prasugrel Impurity C |
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 |
Trifluridine Impurity 2 |
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 |
Cefazolin Impurity 4 |
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 |
Vonoprazan Impurity 3 |
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 |
Cinacalcene Impurity I |
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 |
Valsartan Impurity 2 |
|
C24H29N5O3 |
 |
Istradefylline Impurity 2 |
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 |
Etoricoxib Impurity 3 |
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 |
Topiroxostat Imp.C |
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 |
(3R,4S)-1-(4-chlorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one |
1700622-08-7 |
C24H21ClFNO3 |
 |
Rabeprazole Impurity 2 |
1163685-31-1 |
C11H15NO4 |
 |
Regorafenib Impurity 8 |
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 |
Flomoxef Impurity 5 |
134237-56-2 |
C25H23ClF2N2O6S |
 |
Ranitidine impurity |
94167-82-5 |
C10H18N2O |
 |
nicergoline impurity E |
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 |
Tacrolimus Impurity C |
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 |
Levodopa impurity 5 |
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![(R)-N-(5-((R)-2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-3-hydroxypyrrolidine-1-carboxamide](/CAS/20180629/GIF/1223404-68-9.gif) |
(R)-N-(5-((R)-2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-3-hydroxypyrrolidine-1-carboxamide |
1223404-68-9 |
C21H22F2N6O2 |
 |
Ivabradine Impurity 1 Hydrochloride |
85175-52-6 |
C16H25ClN2O3 |
 |
SofosBuvir Impurity 3 |
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 |
Canagliflozin Impurity 10 |
1672658-93-3 |
C24H25FO6S |
 |
Canagliflozin Impurity F |
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 |
Empagliflozin impurity E |
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 |
Fasudil Impurity 6 |
2044706-58-1 |
C11H11NO3S |
 |
Ibrutinib Impurity 11 |
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 |
Nintedanib impurity I |
334951-61-0 |
C30H31N5O4 |
 |
(Z)-3-(hydroxy(phenyl)methylene)-2-oxoindoline-6-carboxylic acid compound with 3-benzoyl-2-oxoindoline-6-carboxylic acid |
1253768-91-0 |
C16H11NO4 |
 |
Everolimus Related Compound 3 |
147438-30-0 |
C32H49NO9 |
 |
(R)-isopropyl 2-(((R)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate |
1627824-09-2 |
C18H17F5NO5P |
 |
Cefuroxime Sodium EP Impurity C |
69822-88-4 |
C15H15N3O6S |
 |
Cefuroxime Sodium EP Impurity G |
97232-98-9 |
C17H17N3O8S |
 |
2-chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone |
1244949-62-9 |
C11H14ClN3O |
 |
Salbutamol Impurity 40 |
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 |
サルブタモールアセトニド |
54208-72-9 |
C16H25NO3 |
 |
Dobutamine Impurity 15 |
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 |
Losartan Impurity 7 |
358685-13-9 |
C33H24Br2N4 |
 |
Salbutamol impurity 41 |
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![6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol](/CAS/GIF/140710-96-9.gif) |
6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol |
140710-96-9 |
C39H72O3Si2 |
 |
Salbutamol Impurity 38 |
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![安息香酸3-[7-シアノ-5-[(2R)-2-[[2-[2-(2,2,2-トリフルオロエトキシ)フェノキシ]エチル]アミノ]プロピル]インドリン-1-イル]プロピル](/CAS/GIF/885340-11-4.gif) |
安息香酸3-[7-シアノ-5-[(2R)-2-[[2-[2-(2,2,2-トリフルオロエトキシ)フェノキシ]エチル]アミノ]プロピル]インドリン-1-イル]プロピル |
885340-11-4 |
C32H34F3N3O4 |
![AMOXICILLIN TRIHYDRATE IMP. C (EP): (4S)-2-[5-(4-HYDROXYPHENYL)-3,6-DIOXOPIPERAZIN-2-YL]-5,5-DIMETHYL-THIAZOLIDINE-4-CARBOXYLIC ACID (AMOXICILLIN DIKETOPIPERAZINES)](/) |
AMOXICILLIN TRIHYDRATE IMP. C (EP): (4S)-2-[5-(4-HYDROXYPHENYL)-3,6-DIOXOPIPERAZIN-2-YL]-5,5-DIMETHYL-THIAZOLIDINE-4-CARBOXYLIC ACID (AMOXICILLIN DIKETOPIPERAZINES) |
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 |
2-Piperidinone, 3-chloro-1-(4-nitrophenyl)- |
2512213-45-3 |
C11H11ClN2O3 |
 |
Anastrozole Impurity 14 |
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 |
Ethyl 5,6-dichloro-3,4-dihydro-2(1H)-iminoquinazoline-3-acetate hydrobromide |
70381-75-8 |
C12H14BrCl2N3O2 |
![methyl 5-((4-(3-carbamoyl-1-(4-methoxyphenyl)-7-oxo-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridin-6-yl)phenyl)amino)pentanoate](/) |
methyl 5-((4-(3-carbamoyl-1-(4-methoxyphenyl)-7-oxo-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridin-6-yl)phenyl)amino)pentanoate |
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 |
Dobutamine Impurity 16 |
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 |
α-Desmethyl Anastrozole |
1215780-15-6 |
C16H17N5 |
 |
Anastrozole iMpurityC |
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![1-(6-メトキシ-1H-ベンゾ[D]イミダゾール-2-イル)-3,5-ジメチル-4-オキソ-1,4-ジヒドロピリジン-2-カルボン酸](/CAS/20150408/GIF/1227380-90-6.gif) |
1-(6-メトキシ-1H-ベンゾ[D]イミダゾール-2-イル)-3,5-ジメチル-4-オキソ-1,4-ジヒドロピリジン-2-カルボン酸 |
1227380-90-6 |
C16H15N3O4 |
 |
2-Deschloro Aripiprazole |
203395-82-8 |
C23H28ClN3O2 |
 |
AMoxicillin iMpurity K |
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C16H19N3O5S |
 |
R-afatinib |
945553-91-3 |
C24H25ClFN5O3 |
![4H-Inden-4-one, 1-[1,5-dimethyl-5-[(triethylsilyl)oxy]hexyl]octahydro-7a-methyl-, [1R-[1α(R*),3aβ,7aα]]-](/CAS/20180808/GIF/144848-24-8.gif) |
4H-Inden-4-one, 1-[1,5-dimethyl-5-[(triethylsilyl)oxy]hexyl]octahydro-7a-methyl-, [1R-[1α(R*),3aβ,7aα]]- |
144848-24-8 |
C24H46O2Si |
 |
Acarbose Impurity A |
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![2-[[6-[(3R)-3-tert-butoxycarbonylamino-1-piperidinyl]-3,4-dihydro-2,4-dioxo-3-methyl-1(2H)-pyrimidinyl]methyl]benzonitrile](/CAS/20180703/GIF/1246610-74-1.gif) |
2-[[6-[(3R)-3-tert-butoxycarbonylamino-1-piperidinyl]-3,4-dihydro-2,4-dioxo-3-methyl-1(2H)-pyrimidinyl]methyl]benzonitrile |
1246610-74-1 |
C23H29N5O4 |
 |
Brexpiprazole Impurity 15 |
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 |
Amoxicillin Impurity O |
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C16H19N3O5S |
 |
7-Hydroxy Alosetron |
863485-44-3 |
C17H18N4O2 |
 |
Amoxicillin Impurity T |
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C16H19N3O5S |
 |
Anastrozole iMpurity F |
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 |
Alogliptin Impurity 20 |
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 |
Alectinib Impurity |
1256584-83-4 |
C26H25N3O2 |
 |
Afatinib ImpurityOYQ |
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 |
Anagrelide Impurity 2 HCl |
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 |
Salbutamol Impurity 37 |
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![2,4(1H,3H)-Pyrimidinedione, 6-[(3R)-3-amino-1-piperidinyl]-3-methyl-](/CAS/GIF/2276323-24-9.gif) |
2,4(1H,3H)-Pyrimidinedione, 6-[(3R)-3-amino-1-piperidinyl]-3-methyl- |
2276323-24-9 |
C10H16N4O2 |
 |
Azlocillin Opern-Ring Acetylation Impurity |
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 |
Dobutamine Impurity 3 |
334947-75-0 |
C19H25NO3 |
 |
Anastrozole Impurity 19 |
1301724-97-9 |
C19H21N3O2 |
 |
DEHYDROARIPIPRAZOLE, HYDROCHLORIDE |
1008531-60-9 |
C23H26Cl3N3O2 |
![1H-?Indole-?5,?6-?diol, 1-?[3-?(4-?hydroxyphenyl)?-?1-?methylpropyl]?-](/CAS/20210111/GIF/2514709-72-7.gif) |
1H-?Indole-?5,?6-?diol, 1-?[3-?(4-?hydroxyphenyl)?-?1-?methylpropyl]?- |
2514709-72-7 |
C18H19NO3 |
![isopropyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate](/) |
isopropyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate |
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 |
1,3-ジ-HABAカナマイシンA |
927821-99-6 |
C26H50N6O15 |
 |
アゴメラテン二量體アセトアミド |
1385018-58-5 |
C28H29NO3 |
 |
アカルボースD-フルクトース不純物 |
1013621-79-8 |
C25H43NO18 |
 |
Iguratimod Impurity 9 |
1179354-65-4 |
C18H16N2O6S |
 |
Salbutamol impurity 42 |
18910-69-5 |
C14H23NO3 |
 |
クロロクリプチン |
68944-88-7 |
C32H40ClN5O5 |