Structure |
Chemical Name |
CAS |
MF |
 |
Acyclovir impurity R |
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![(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole compound with 6-methoxy-1-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole (1:1)](/) |
(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole compound with 6-methoxy-1-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole (1:1) |
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 |
Esomeprazole Impurity 3 |
1346599-85-6 |
C26H30N4O4S |
 |
Eltrombopag Impurity 8 |
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 |
(2R,3R,4R,5R)-2-(4-amino-2-oxo |
1415316-72-1 |
C12H16N4O7 |
 |
4-amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one compound with (2R,3S,4R,5S)-2-(hydroxymethyl)-5-methyltetrahydrofuran-3,4-diol |
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 |
Acyclovir Impurity 15 |
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 |
Itropopa Impurity 17 |
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 |
rac 4-Desmethoxy-4-nitro Omeprazole |
317807-10-6 |
C16H16N4O4S |
 |
DesMethyl Erlotinib Carboxylate Acid |
882172-60-3 |
C21H19N3O5 |
 |
Acyclovir IMpurity J |
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 |
Acyclovir Impurity O |
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 |
Eltrombopag Impurity 3 |
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 |
Azacitidine Impurity EJ |
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 |
5-METHOXY-2-(METHYLTHIO)BENZIMIDAZOLE |
91168-31-9 |
C9H10N2OS |
 |
2-Pyrazinecarboxylic acid, 6-methyl-, 4-oxide |
51037-31-1 |
C6H6N2O3 |
 |
Anastrozole IMpurity (3-(1-Cyano-1-Methylethyl)-alfa,alfa-diMethyl-5-(1H-,1,2,4-triazole-1-ylMethyl)-benzeneacetic acid) |
1338800-82-0 |
C17H20N4O2 |
 |
Aripiprazole iMpurity 4 |
1424857-63-5 |
C36H42Cl2N4O4 |
 |
Alogliptin Impurity B |
865758-98-1 |
C17H19N5O2 |
 |
methyl(E)-4-(methylamino)but-2-enoate |
915788-22-6 |
C6H11NO2 |
 |
ethyl 4-dimethylamino-3-hydroxy-butanoate |
90227-57-9 |
C8H17NO3 |
 |
(E)-N-(2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethyl)acetamide |
178677-39-9 |
C15H19NO2 |
 |
Aripiprazole Impurity 11 |
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 |
(R)-2-((3-methyl-6-(3-((1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)amino)piperidin-1-yl)-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)benzonitrile |
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C23H25N7O4 |
 |
Acarbose Impurity H |
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 |
Anastrozole EP Impurity I |
120511-91-3 |
C15H17ClN2 |
 |
Afatinib Impurity 74 |
1259015-90-1 |
C7H13NO2 |
 |
Afatinib Impurity 78 |
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 |
Anastrozole Impurity I |
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 |
N2-Methyl Alfuzosin Hydrochloride |
72104-34-8 |
C19H28ClN5O4 |
 |
Anastrozole iMpurity A |
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 |
1-NaphthaleneethanaMine, 1,2,3,4-tetrahydro-7-Methoxy- |
59081-66-2 |
C13H19NO |
 |
1H-Indazole, 4,5-dichloro- |
1020243-02-0 |
C7H4Cl2N2 |
 |
Acarbose 1,1-α,α-Glycoside IMpurity |
610271-07-3 |
C25H43NO18 |
 |
Afatinib IMpurity C |
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 |
Aripiprazole N1-Oxide |
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 |
Afatinib Impurity L (Afatinib N-Oxide) |
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 |
(S)-Alogliptin Benzoate Salt |
1638544-64-5 |
C25H27N5O4 |
 |
Agomelatine Impurity 1 |
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 |
Amoxicillin Impurity U |
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C16H19N3O5S |
 |
Alogliptin Impurity 7 |
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 |
Afatinib Impurity 51 |
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 |
Afatinib Impurity 66 |
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 |
Alectinib Impurity 10 |
1256584-81-2 |
C28H29N3O3 |
 |
α,α,α'',5-Tetramethyl-1,3-benzenediacetonitrile |
120512-38-1 |
C14H16N2 |
 |
Azlocillin dioxide Impurity |
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 |
N-(4-アミノ-6,7-ジメトキシキナゾール-2-イル)-N-メチルプロピレンジアミン塩酸塩 |
81403-69-2 |
C14H22ClN5O2 |
![1-NaphthaleneethanaMine, 7-Methoxy-N-[2-(7-Methoxy-1-naphthalenyl)ethyl]-](/CAS/GIF/1385018-57-4.gif) |
1-NaphthaleneethanaMine, 7-Methoxy-N-[2-(7-Methoxy-1-naphthalenyl)ethyl]- |
1385018-57-4 |
C26H27NO2 |
 |
Alogliptin Impurity 19 |
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 |
Trelagliptin Impurity Y |
1938080-42-2 |
C13H10FN3O3 |
 |
Amoxicillin EP impurity P |
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C16H19N3O5S |
 |
Afatinib impurity 49 |
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 |
Afatinib Impurity OLQ |
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 |
Amoxicillin Oxidized Impurities |
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 |
Amoxicillin Impurity ABCDEFGHIJKLM |
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 |
2,4-Pyrimidinediol, 6-chloro- (9CI) |
107577-09-3 |
C4H3ClN2O2 |
![{3-[2-(DiMethylaMino)ethyl]-5-[(pyrrolidine-1-yl)sulfonylMethyl]-1H-indol-1-yl}Methanol](/CAS/GIF/1018676-02-2.gif) |
{3-[2-(DiMethylaMino)ethyl]-5-[(pyrrolidine-1-yl)sulfonylMethyl]-1H-indol-1-yl}Methanol |
1018676-02-2 |
C18H27N3O3S |
 |
1-(2,6-dichlorophenyl)piperazine |
63386-61-8 |
C10H12Cl2N2 |
 |
AMoxicillin iMpurity L |
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C16H19N3O5S |
 |
Anastrozole IMpurity (alfa1 , alfa1, alfa3, alfa3-TetraMethyl-5-(1H-1,2,4-triazol-1-ylMethyl)-1,3-BenzenediacetaMide) |
120512-04-1 |
C17H23N5O2 |
![(R)-α-[(2,2-DiMethyl-1-oxopropyl)aMino]-4-hydroxybenzeneacetic Acid](/CAS/GIF/205826-86-4.gif) |
(R)-α-[(2,2-DiMethyl-1-oxopropyl)aMino]-4-hydroxybenzeneacetic Acid |
205826-86-4 |
C13H17NO4 |
 |
Alogliptin Impurity C |
1108731-49-2 |
C20H23N5O3 |
 |
Alfuzosin |
19216-53-6 |
C12H16N4O2 |
 |
(R)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)benzoic acid |
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C18H22N4O4 |
![N-(2,3-Dichloro-phenyl)-N'-[2-(2,3-dichloro-phenylamino)-ethyl]-ethane-1,2-diamine](/CAS/20200119/GIF/CB44631927.gif) |
N-(2,3-Dichloro-phenyl)-N'-[2-(2,3-dichloro-phenylamino)-ethyl]-ethane-1,2-diamine |
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C16H17Cl4N3 |
 |
(E)-4-BROMO-N,N-DIMETHYLBUT-2-ENAMIDE |
137131-09-0 |
C6H10BrNO |
 |
Almotriptan Impurity 1 |
334981-13-4 |
C17H25N3O3S |
 |
Amoxicillin Impurity Z |
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C16H19N3O5S |
 |
Afatinib impurity 46 |
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 |
arformoterol tartrate impurity |
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 |
Afatinib Impurity QAQ |
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 |
Afatinib Impurity SHO |
2223677-65-2 |
C38H30Cl2F2N8O6 |
 |
Anastrozole Impurity IV |
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![4-O-[4-[[(1S)-4β,5α,6β-トリヒドロキシ-3-(ヒドロキシメチル)-2-シクロヘキセン-1β-イル]アミノ]-4,6-ジデオキシ-α-D-グルコピラノシル]-D-グルコース](/CAS/GIF/68128-53-0.gif) |
4-O-[4-[[(1S)-4β,5α,6β-トリヒドロキシ-3-(ヒドロキシメチル)-2-シクロヘキセン-1β-イル]アミノ]-4,6-ジデオキシ-α-D-グルコピラノシル]-D-グルコース |
68128-53-0 |
C19H33NO13 |
 |
2-アミノ-5,6-ジクロロ-3(4H)-キナゾリン酢酸 (ANAGRELIDE IMPURITY B)アナグレリド不純物B |
1159977-03-3 |
C10H9Cl2N3O2 |
 |
2-(7-Methoxynaphthalen-1-yl)acetamide |
138113-07-2 |
C13H13NO2 |
 |
Anastrozole iMpurity D |
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 |
2-Methyl-2-(4-vinylphenyl)propanoic acid |
1256584-72-1 |
C12H14O2 |
 |
Anastrozole IMpurity (2-(3-((1H-1,2,4-triazol-1-yl)Methyl)-5-(1-aMino-2-Methyl-1-oxopropan-2-yl)phenyl)-2-Methylpropanoi |
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 |
Afatinib IMpurity I |
1637254-93-3 |
C22H19BrClFN4O3 |
 |
Aripiprazole iMpurity 2 |
1424857-93-1 |
C14H18Cl2N2 |
 |
N-acetyl-N-(2-(7-Methoxynaphthalen-1-yl)ethyl)acetaMide |
1379005-34-1 |
C17H19NO3 |
 |
Afatinib Impurity M |
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 |
Agomelatine Impurity 1 |
1352139-51-5 |
C15H19NO2 |
 |
(E)-2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethan-1-amine |
468104-18-9 |
C13H17NO |
 |
Alosetron Impurity 1 |
1011293-30-3 |
C17H16N4O2 |
 |
Acarbose Impurity F |
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 |
Amoxicillin EP Impurity K |
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C16H19N3O5S |
 |
Apixaban Degradation of Impurity |
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 |
Afatinib Impurity 52 |
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 |
Afatinib Impurity 67 |
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 |
Alogliptin Impurity 30 |
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 |
Afatinib Impurity 77 |
26404-20-6 |
C5H7ClO3 |
 |
Azlocillin Opern-Ring Impurity |
96688-41-4 |
C20H25N5O7S |
![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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 |
α-Desmethyl Anastrozole |
1215780-15-6 |
C16H17N5 |