Structure |
Chemical Name |
CAS |
MF |
 |
Solifenacin impurity 18 |
1243274-83-0 |
C14H17NO3 |
 |
Febuxostat Impurity 100 |
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 |
Tofacitinib Impurity 87 |
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 |
Febuxostat Impurity 101 |
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 |
Tofacitinib Impurity 92 |
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 |
Amlodipine EP Impurity K |
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C26H31ClN2O8S |
 |
Febuxostat Impurity 105 |
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![(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 |
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 |
Febuxostat Impurity 49 |
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 |
Ticagrelor Impurity 129 |
1381841-36-6 |
C15H19NO3 |
 |
Benzoic acid, 2-hydroxy-3-(2-phenyldiazenyl)- |
136819-59-5 |
C13H10N2O3 |
 |
Budesonide Impurity 6 |
131918-73-5 |
C21H26O6 |
 |
Timolol Impurity 1 |
75014-25-4 |
C13H24N4O5S |
![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 |
 |
Telmisartan EP-J |
885045-90-9 |
C33H29ClN4O2 |
![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 |
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 |
Teneligliptin Impurity 17 |
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 |
Piperacillin Impurity R |
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 |
Lasmiditan Impurity 6 |
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 |
1-methylpyrrolidin-3-yl 2-(4-chlorophenyl)-2-cyclopentyl- 2-hydroxyacetate hydrochloride |
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 |
Lasmiditan Impurity 8 |
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 |
Ethacridine Impurity 10 |
20304-71-6 |
C21H16N2O4 |
![(S)-N-(1-Azabicyclo[2.2.2]oct-3-yl)-5,6,7,8-tetrahydro-1-naphthalenecarboxamide](/CAS/GIF/135729-78-1.gif) |
(S)-N-(1-Azabicyclo[2.2.2]oct-3-yl)-5,6,7,8-tetrahydro-1-naphthalenecarboxamide |
135729-78-1 |
C18H24N2O |
 |
1(3H)-Isobenzofuranone, 3-(1-methylpropyl)- |
261783-87-3 |
C12H14O2 |
![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 |
![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 |
 |
Drug impurity detection and analysis |
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![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 |
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 |
2H-3-Benzazepin-2-one, 3-(3-bromopropyl)-1,3,4,5-tetrahydro-7,8-dimethoxy- |
1192174-72-3 |
C15H20BrNO3 |
 |
1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-3-(1-ethylpropoxy)-5-nitro-, ethyl ester, (3R,4R,5S)- |
949164-64-1 |
C16H26N2O6 |
 |
Peramivir Impurity 55 |
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 |
Peramivir Impurity 60 |
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 |
Hexanoic acid, 3-(hydroxymethyl)-, methyl ester, (3R)- |
2408196-94-9 |
C8H16O3 |
 |
Loratadine EP Impurity L |
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 |
Prasugrel Acetyl IMpurity |
1443034-67-0 |
C18H18FNO3S |
 |
Propofol IMpurity G |
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 |
SalMeterol IMpurity A |
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C25H37NO4 |
![3-([(TERT-ブチルトキシ)カルボニル]アミノ)-4-(2,4-ジフルオロフェニル)ブタン酸](/CAS/20150408/GIF/851307-12-5.gif) |
3-([(TERT-ブチルトキシ)カルボニル]アミノ)-4-(2,4-ジフルオロフェニル)ブタン酸 |
851307-12-5 |
C15H19F2NO4 |
 |
N-Boc-シタグリプチン |
486460-23-5 |
C21H23F6N5O3 |
 |
SulbactaM IMpurity D |
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 |
Pitavastatin Impurity 29 |
148516-15-8 |
C25H20FNO2 |
 |
Rosuvastatin Related Compound 6 |
521973-99-9 |
C13H23ClO4 |
 |
Medetomidine impurity |
2250243-44-6 |
C20H22N2O |
 |
Linagliptin Impurity 51 |
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 |
Carfilzomib Impurity YGF |
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 |
Pitavastatin Impurity 45 |
1258947-29-3 |
C29H32FNO4 |
 |
Irinotecan Impurity L |
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 |
Irinotecan Impurity H |
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 |
LCZ696(valsartan + sacubitril) impurity 27 |
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 |
Caspofungin Impurity EJT2 |
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 |
2-(2-(4-chlorobenzoyl)phenoxy)-2-methylpropanoic acid |
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 |
Olodaterol Impurity 31 |
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![(S)-N-[(2S,4S,5S)-5-アミノ-4-ヒドロキシ-1,6-ジフェニルヘキサン-2-イル]-3-メチル-2-(2-オキソテトラヒドロピリミジン-1(2H)-イル)ブタンアミド](/CAS2/GIF/192726-05-9.gif) |
(S)-N-[(2S,4S,5S)-5-アミノ-4-ヒドロキシ-1,6-ジフェニルヘキサン-2-イル]-3-メチル-2-(2-オキソテトラヒドロピリミジン-1(2H)-イル)ブタンアミド |
192726-05-9 |
C27H38N4O3 |
 |
2-Hydrazinoadenosine |
15763-11-8 |
C10H15N7O4 |
 |
N-Desmethyl Clarithromycin |
101666-68-6 |
C37H67NO13 |
 |
3α-(ヒドラジノカルボニル)-3-デス(メトキシカルボニル)-4-O-デスアセチルビンカロイコブラスチン |
55383-37-4 |
C43H56N6O7 |
 |
4-hydroxypyrrolidin-2-one |
96820-00-7 |
C4H7NO2 |
 |
glycopyrronium bromide |
475468-09-8 |
C19H28NO3.Br |
 |
4'-ヒドロキシ フルルビプロフェン |
52807-12-2 |
C15H13FO3 |
 |
D-biotin-d-sulfoxide |
10406-89-0 |
C10H16N2O4S |
 |
3,4-ジヒドロキシフェニルピルビン酸 |
4228-66-4 |
C9H8O5 |
 |
delta(3)-cefotiam |
142182-63-6 |
C18H23N9O4S3 |
 |
alpha-(chloromethyl)-2-hydroxymethyl-5-nitroimidazole-1-ethanol |
62580-79-4 |
C7H10ClN3O4 |
 |
4-hydroxypenicillin V |
20880-67-5 |
C16H18N2O6S |
 |
ベナゼプリラト |
86541-78-8 |
C22H24N2O5 |
 |
2-(4-ピペリジニル)ベンゾイミダゾール |
38385-95-4 |
C12H15N3 |
 |
4-CHLORO-3,5-DIMETHYL 2-CHLORMETHYL PYRIDINE.HCL |
142885-96-9 |
C8H9Cl2N |
 |
1,3,5(10),9(11)-エストラテトラエン-3,17β-ジオール |
791-69-5 |
C18H22O2 |
 |
Pramipexole EP Impurity E |
106006-84-2 |
C10H15N3OS |
 |
4-フェニルモルホリン-3-オン |
29518-11-4 |
C10H11NO2 |
 |
H 128/80 |
29122-74-5 |
C13H19NO3 |
 |
4’-Hydroxy Atomoxetine -D-Glucuronide |
540729-08-6 |
C23H29NO8 |
 |
Decarboxy Ciprofloxacin |
105394-83-0 |
C16H18FN3O |
 |
ゾルピデム6-カルボン酸 |
109461-15-6 |
C19H19N3O3 |
 |
テルミサルタンTERT-ブチルエステル |
144702-26-1 |
C37H38N4O2 |
 |
Amido Ethyl Meloxicam (Meloxicam Impurity) |
881399-30-0 |
C16H17N3O4S2 |
 |
3-メトキシ-2,4,5-トリフルオロベンゾイルクロリド |
112811-66-2 |
C8H4ClF3O2 |
 |
2-メトキシベンズアルデヒドジメチルアセタール |
58378-33-9 |
C10H14O3 |
 |
N-(2-ベンゾイル-4-クロロフェニル)ホルムアミド |
10352-28-0 |
C14H10ClNO2 |
![6α-[(4-ヒドロキシフェニルアセチル)アミノ]ペニシラン酸ナトリウム](/CAS/20211123/GIF/5985-13-7.gif) |
6α-[(4-ヒドロキシフェニルアセチル)アミノ]ペニシラン酸ナトリウム |
5985-13-7 |
C16H19N2NaO5S |
 |
Valsartan N2-Trityl IMpurity |
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 |
Vardenafil IMpurity 3 |
1255919-01-7 |
C26H30N6O4S |
 |
Montelukast Cyclopropaneacetonitrile |
866923-62-8 |
C35H35ClN2OS |
 |
(2S,3R,4S,5S,6R)-2-(4-クロロ-3-(4-エトキシベンジル)フェニル)-6-(ヒドロキシメチル)-2-メトキシテトラヒドロ-2H-ピラン-3,4,5-トリオール |
461432-24-6 |
C22H27ClO7 |
 |
Ezetimibe Impurity |
1510820-22-0 |
C24H23F2NO2 |
 |
10,13-bissidechainpaclitaxel |
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 |
Istradefylline Impurity A |
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 |
(3R,4S)-1-benzyl-N,4-diMethylpiperidin-3-aMine dihydrochloride |
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C14H24Cl2N2 |
![2-(((3-Methyl-4-nitropyridin-2-yl)Methyl)sulfinyl)-1H- benzo[d]iMidazole](/CAS/20150408/GIF/142384-07-4.gif) |
2-(((3-Methyl-4-nitropyridin-2-yl)Methyl)sulfinyl)-1H- benzo[d]iMidazole |
142384-07-4 |
C14H12N4O3S |
 |
Valsartan Desvaleryl Impurity |
676129-92-3 |
C19H21N5O2 |
 |
Istradefylline iMpurity |
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 |
(E)-オロパタジン塩酸塩 |
949141-22-4 |
C21H24ClNO3 |
![(3R,4R,5R)-3-(1-エチルプロポキシ)-4-ヒドロキシ-5-[(メチルスルホニル)オキシ]-1-シクロヘキセン-1-カルボン酸エチルエステル](/CAS/GIF/204254-92-2.gif) |
(3R,4R,5R)-3-(1-エチルプロポキシ)-4-ヒドロキシ-5-[(メチルスルホニル)オキシ]-1-シクロヘキセン-1-カルボン酸エチルエステル |
204254-92-2 |
C15H26O7S |
 |
8-Hydroxy Pitavastatin |
224320-09-6 |
C25H24FNO5 |
 |
過(guò)酢酸アロイン |
64951-96-8 |
C37H38O17 |
![L-Alanine, N-[(2,3,4,5,6-pentafluorophenoxy)phenoxyphosphinyl]-, 1-Methylethyl ester](/CAS/20150408/GIF/1256490-52-4.gif) |
L-Alanine, N-[(2,3,4,5,6-pentafluorophenoxy)phenoxyphosphinyl]-, 1-Methylethyl ester |
1256490-52-4 |
C18H17F5NO5P |