Structure |
Chemical Name |
CAS |
MF |
![Febuxostat impurity BAC](/) |
Febuxostat impurity BAC |
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|
![4-(3,4-DICHLOROPHENYL)-1,2,3,4-TETRAHYDRO-1-NAPHTHALENOL](/StructureFile/ChemBookStructure6/GIF/CB9110838.gif) |
4-(3,4-DICHLOROPHENYL)-1,2,3,4-TETRAHYDRO-1-NAPHTHALENOL |
866018-46-4 |
C16H14Cl2O |
![Lasmiditan Impurity 9](/) |
Lasmiditan Impurity 9 |
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|
![Letermovir Impurity 2](/) |
Letermovir Impurity 2 |
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|
![1H-イミダゾール-2-カルボン酸](/CAS/GIF/16042-25-4.gif) |
1H-イミダゾール-2-カルボン酸 |
16042-25-4 |
C4H4N2O2 |
![Olodaterol Impurity 19](/) |
Olodaterol Impurity 19 |
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![Ethacridine Impurity 12](/) |
Ethacridine Impurity 12 |
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![[2R,2'S,αS,α'S,(-)]-α,α'-[イミノビス(メチレン)]ビス(6-フルオロ-3,4-ジヒドロ-2H-1-ベンゾピラン-2-メタノール)](/CAS/GIF/118457-16-2.gif) |
[2R,2'S,αS,α'S,(-)]-α,α'-[イミノビス(メチレン)]ビス(6-フルオロ-3,4-ジヒドロ-2H-1-ベンゾピラン-2-メタノール) |
118457-16-2 |
C22H25F2NO4 |
![5-Hydroxymethyl Flucloxacillin](/CAS/GIF/75524-31-1.gif) |
5-Hydroxymethyl Flucloxacillin |
75524-31-1 |
C19H17ClFN3O6S |
![6-ヒドロキシ-5-メトキシ-1-インダノン](/CAS/GIF/90843-62-2.gif) |
6-ヒドロキシ-5-メトキシ-1-インダノン |
90843-62-2 |
C10H10O3 |
![デホルミルビンクリスチン](/CAS/GIF/18172-50-4.gif) |
デホルミルビンクリスチン |
18172-50-4 |
C45H56N4O9 |
![ラベプラゾールスルホン](/CAS/GIF/117976-47-3.gif) |
ラベプラゾールスルホン |
117976-47-3 |
C18H21N3O4S |
![6-ブロモ-3H-イソベンズオフラン-1-オン](/CAS/GIF/19477-73-7.gif) |
6-ブロモ-3H-イソベンズオフラン-1-オン |
19477-73-7 |
C8H5BrO2 |
![TOPOTECANACETATE](/CAS/GIF/123948-88-9.gif) |
TOPOTECANACETATE |
123948-88-9 |
C25H27N3O7 |
![dimethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarb oxylate](/CAS/GIF/21829-09-4.gif) |
dimethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarb oxylate |
21829-09-4 |
C17H18N2O6 |
![Metronidazole IMpurity (1-Methyl-4-Nitro-1H-IMidazole)](/CAS/20210111/GIF/143508-97-8.gif) |
Metronidazole IMpurity (1-Methyl-4-Nitro-1H-IMidazole) |
143508-97-8 |
C2H3NO |
![(S)-Phenylephrine hydrochloride](/CAS/GIF/939-38-8.gif) |
(S)-Phenylephrine hydrochloride |
939-38-8 |
C9H14ClNO2 |
![L-erythro-3-(3,4-Dihydroxyphenyl)serine](/CAS/20210111/GIF/34047-62-6.gif) |
L-erythro-3-(3,4-Dihydroxyphenyl)serine |
34047-62-6 |
C9H11NO5 |
![Indacaterol Impurity 3](/CAS/20210305/GIF/2250243-41-3.gif) |
Indacaterol Impurity 3 |
2250243-41-3 |
C26H32N2O3 |
![Canagliflozin Impurity 11](/) |
Canagliflozin Impurity 11 |
|
|
![Oseltamivir Impurity 22](/) |
Oseltamivir Impurity 22 |
|
|
![Riociguat IMpurtiy B](/) |
Riociguat IMpurtiy B |
|
|
![Silodosin Impurity C](/) |
Silodosin Impurity C |
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|
![Dexmedetomidine-025](/CAS/20200611/GIF/2250242-52-3.gif) |
Dexmedetomidine-025 |
2250242-52-3 |
C20H22N2 |
![pranoprofen impurity 15](/) |
pranoprofen impurity 15 |
|
|
![Mono-Hydroxy Sugammadex](/CAS/20211123/GIF/2376607-99-5.gif) |
Mono-Hydroxy Sugammadex |
2376607-99-5 |
C69H109NaO47S7 |
![Metronidazole impurity A](/) |
Metronidazole impurity A |
|
|
![Sulpiride Impurity 6](/) |
Sulpiride Impurity 6 |
|
|
![Cefminox Impurity A](/) |
Cefminox Impurity A |
|
|
![Cefminox Impurity F](/) |
Cefminox Impurity F |
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|
![IRBESARTAN RELATED COMPOUND A (25 MG) (1-PENTANOYLAMINO-CYCLOPENTANECARBOXYLIC ACID [2'-(1H-TETRAZOL-5-YL)-BIPHENYL-4-YLMETHYL]-AMIDE)](/CAS/20180808/GIF/748812-53-5.gif) |
IRBESARTAN RELATED COMPOUND A (25 MG) (1-PENTANOYLAMINO-CYCLOPENTANECARBOXYLIC ACID [2'-(1H-TETRAZOL-5-YL)-BIPHENYL-4-YLMETHYL]-AMIDE) |
748812-53-5 |
C25H30N6O2 |
![フェノフィブリン酸1,1-ジメチル-2-(1-メチルエトキシ)-2-オキソエチルエステル](/CAS/GIF/217636-48-1.gif) |
フェノフィブリン酸1,1-ジメチル-2-(1-メチルエトキシ)-2-オキソエチルエステル |
217636-48-1 |
C24H27ClO6 |
![(S-(R* S*))-(+)-N-(1-PHENYLETHYL)-1- AZ&](/CAS/GIF/120570-09-4.gif) |
(S-(R* S*))-(+)-N-(1-PHENYLETHYL)-1- AZ& |
120570-09-4 |
C15H24Cl2N2 |
![Verapamil Related Compound B (4-[(3,4-Dimethoxyphenethyl)(methyl)amino]-2-(3,4-dimethoxyphenyl)-2-isopropylbutanenitrile hydrochloride)](/CAS/GIF/1794-55-4.gif) |
Verapamil Related Compound B (4-[(3,4-Dimethoxyphenethyl)(methyl)amino]-2-(3,4-dimethoxyphenyl)-2-isopropylbutanenitrile hydrochloride) |
1794-55-4 |
C26H37ClN2O4 |
![N-(5-(Propionyloxy)pentyl Acrylate) rac-trans-Laudanosine Benzenesulfonate](/CAS/20210111/GIF/155913-32-9.gif) |
N-(5-(Propionyloxy)pentyl Acrylate) rac-trans-Laudanosine Benzenesulfonate |
155913-32-9 |
C38H49NO11S |
![1,8-ditosyl-1,4,8,11-tetraazacyclotetradecane dihydrochloride](/CAS/20200119/GIF/CB05417124.gif) |
1,8-ditosyl-1,4,8,11-tetraazacyclotetradecane dihydrochloride |
|
C24H38Cl2N4O4S2 |
![Mupirocin iMpurity 5](/CAS/20200119/GIF/CB05417654.gif) |
Mupirocin iMpurity 5 |
|
C26H44O9 |
![Tolvaptan Impurity 11](/CAS/20200611/GIF/150683-27-5.gif) |
Tolvaptan Impurity 11 |
150683-27-5 |
C25H23ClN2O3 |
![methyl 2-(4-(2-chloroacetyl)phenyl)-2-methylpropanoate](/CAS/20210305/GIF/1638785-19-9.gif) |
methyl 2-(4-(2-chloroacetyl)phenyl)-2-methylpropanoate |
1638785-19-9 |
C13H15ClO3 |
![Fondaparinux sodium impurity 8](/) |
Fondaparinux sodium impurity 8 |
|
|
![Fondaparinux sodium impurity 14](/) |
Fondaparinux sodium impurity 14 |
|
|
![Fondaparinux Sodium Impurity 9](/) |
Fondaparinux Sodium Impurity 9 |
|
|
![Oxacillin sodium Impurity D](/) |
Oxacillin sodium Impurity D |
|
|
![Piracetam IMPURITY](/) |
Piracetam IMPURITY |
|
|
![Nilotinib N-Oxide Impurity 4](/) |
Nilotinib N-Oxide Impurity 4 |
|
|
![sodium (6R,7S)-7-amino-7-methoxy-6-methyl-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate](/) |
sodium (6R,7S)-7-amino-7-methoxy-6-methyl-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate |
|
|
![2-(メチルエチルアミノ)-N-(2,6-ジメチルフェニル)アセトアミド](/CAS/GIF/74634-66-5.gif) |
2-(メチルエチルアミノ)-N-(2,6-ジメチルフェニル)アセトアミド |
74634-66-5 |
C13H20N2O |
![リボフラビン3′,5′-ビスりん酸](/CAS/20200611/GIF/86108-26-1.gif) |
リボフラビン3′,5′-ビスりん酸 |
86108-26-1 |
C17H22N4O12P2 |
![6 beta-hydroxycortisol](/CAS/GIF/53-35-0.gif) |
6 beta-hydroxycortisol |
53-35-0 |
C21H30O6 |
![16-hydroxyclarithromycin](/) |
16-hydroxyclarithromycin |
124412-58-4 |
C38H69NO14 |
![ビス(P-アセチルアミノフェニル)エーテル](/CAS/GIF/3070-86-8.gif) |
ビス(P-アセチルアミノフェニル)エーテル |
3070-86-8 |
C16H16N2O3 |
![3-(2-hydroxyethyl) 5-methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate](/CAS/20180703/GIF/85677-95-8.gif) |
3-(2-hydroxyethyl) 5-methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate |
85677-95-8 |
C18H20N2O7 |
![3-isobutylisobenzofuran-1(3H)-one](/CAS/20180703/GIF/199736-94-2.gif) |
3-isobutylisobenzofuran-1(3H)-one |
199736-94-2 |
C12H14O2 |
![isopropyl(4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]
pyridin-3-yl)pyrimidin-5-yl)(methyl)carbamate](/CAS/20200401/GIF/625115-54-0.gif) |
isopropyl(4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]
pyridin-3-yl)pyrimidin-5-yl)(methyl)carbamate |
625115-54-0 |
C22H23FN8O2 |
![Epalrestat iMpurity](/CAS/20210111/GIF/109801-00-5.gif) |
Epalrestat iMpurity |
109801-00-5 |
C13H18O |
![5-Oxo Pitavastatin](/CAS/GIF/222306-15-2.gif) |
5-Oxo Pitavastatin |
222306-15-2 |
C25H22FNO4 |
![(3R)-2,3-Dihydro-3-(2-propyn-1-ylaMino)-1H-inden-1-one](/CAS/20150408/GIF/1312077-05-6.gif) |
(3R)-2,3-Dihydro-3-(2-propyn-1-ylaMino)-1H-inden-1-one |
1312077-05-6 |
C12H11NO |
![2-Hydroxy Cephalexin](/CAS/GIF/215172-75-1.gif) |
2-Hydroxy Cephalexin |
215172-75-1 |
C16H17N3O5S |
![3-(9H-Carbazol-4-yloxy)-1,2-propanediol](/CAS/20150408/GIF/123119-89-1.gif) |
3-(9H-Carbazol-4-yloxy)-1,2-propanediol |
123119-89-1 |
C15H15NO3 |
![4-(2-Methylpropoxy)-1,3-benzenedicarbothioaMide](/CAS/20150408/GIF/1330632-46-6.gif) |
4-(2-Methylpropoxy)-1,3-benzenedicarbothioaMide |
1330632-46-6 |
C12H16N2OS2 |
![9-MethoxyMethyl Guanine](/CAS/GIF/1202645-50-8.gif) |
9-MethoxyMethyl Guanine |
1202645-50-8 |
C7H9N5O2 |
![ClindaMycin 3-PalMitate](/CAS/20211123/GIF/68225-59-2.gif) |
ClindaMycin 3-PalMitate |
68225-59-2 |
C34H63ClN2O6S |
![α,α'-Bis[(2-Methoxyphenoxy)Methyl]-1,4-piperazinediethanol](/CAS/GIF/333749-57-8.gif) |
α,α'-Bis[(2-Methoxyphenoxy)Methyl]-1,4-piperazinediethanol |
333749-57-8 |
C24H34N2O6 |
![Ticagrelor IMpurity E](/CAS/20210111/GIF/1402150-34-8.gif) |
Ticagrelor IMpurity E |
1402150-34-8 |
C26H30F2N6O5S |
![Benzenebutanoicacid,b-[[(1,1-diMethylethoxy)carbonyl]aMino]-2,4,5-trifluoro-,Methylester,(bR)-](/CAS/20150408/GIF/881995-73-9.gif) |
Benzenebutanoicacid,b-[[(1,1-diMethylethoxy)carbonyl]aMino]-2,4,5-trifluoro-,Methylester,(bR)- |
881995-73-9 |
C16H20F3NO4 |
![4-[(2,4-ジクロロ-5-メトキシフェニル)アミノ]-7-ヒドロキシ-6-メトキシ-3-キノリンカルボニトリル](/CAS/20200611/GIF/1460227-29-5.gif) |
4-[(2,4-ジクロロ-5-メトキシフェニル)アミノ]-7-ヒドロキシ-6-メトキシ-3-キノリンカルボニトリル |
1460227-29-5 |
C18H13Cl2N3O3 |
![Bisoprolol EP IMpurity B HeMifuMarate (Bisoprolol n-Propyl Derivative HeMifuMarate)](/CAS/20150408/GIF/1447715-44-7.gif) |
Bisoprolol EP IMpurity B HeMifuMarate (Bisoprolol n-Propyl Derivative HeMifuMarate) |
1447715-44-7 |
C18H31NO4 |
![Dabigatran iMpurity F](/CAS/20211123/GIF/1642853-67-5.gif) |
Dabigatran iMpurity F |
1642853-67-5 |
C19H20N4O4 |
![Decitabine iMpurity 4](/CAS/20180713/GIF/863396-35-4.gif) |
Decitabine iMpurity 4 |
863396-35-4 |
C6H12O4 |
![Gliclazide iMpurity D](/CAS/20200515/GIF/1136426-19-1.gif) |
Gliclazide iMpurity D |
1136426-19-1 |
C15H20N2O3S |
![Losartan IMpurity C (Isolosartan)](/CAS/20150408/GIF/114799-13-2.gif) |
Losartan IMpurity C (Isolosartan) |
114799-13-2 |
C22H23ClN6O |
![Posaconazole DiastereoisoMer interMediate 2](/CAS/20180808/GIF/166583-12-6.gif) |
Posaconazole DiastereoisoMer interMediate 2 |
166583-12-6 |
C21H21F2N3O4S |
![1155863-81-2](/CAS/20210111/GIF/1155863-81-2.gif) |
1155863-81-2 |
1155863-81-2 |
C23H19F2N3O6 |
![1175018-73-1](/CAS/20210111/GIF/1175018-73-1.gif) |
1175018-73-1 |
1175018-73-1 |
C12H14ClN |
![Clopidogrel Impurity 44](/CAS/20200331/GIF/CB05430813.gif) |
Clopidogrel Impurity 44 |
|
C15H14ClNO2S |
![5-ethyl 7-methyl 6-(2-chlorophenyl)-8-methyl-3,4,5,6-tetrahydro-2H- benzo[b][1,4]oxazine-5,7-dicarboxylate](/CAS/20200331/GIF/949155-13-9.gif) |
5-ethyl 7-methyl 6-(2-chlorophenyl)-8-methyl-3,4,5,6-tetrahydro-2H- benzo[b][1,4]oxazine-5,7-dicarboxylate |
949155-13-9 |
C20H22ClNO5 |
![Nifedipine impurity 06](/CAS/20200119/GIF/CB05432291.gif) |
Nifedipine impurity 06 |
|
C19H22N2O6 |
![Moxifloxacin Impurity 10](/) |
Moxifloxacin Impurity 10 |
|
|
![Ticagrelor Impurity 11](/) |
Ticagrelor Impurity 11 |
|
|
![Parecoxib Impurity 18](/) |
Parecoxib Impurity 18 |
|
|
![Teneligliptin Impurity 9 DiHCl](/) |
Teneligliptin Impurity 9 DiHCl |
|
|
![Pramipexole Impurity Z2](/) |
Pramipexole Impurity Z2 |
|
|
![1-Propanamine, 3-(diphenylphosphinyl)-N,N-dimethyl-](/CAS/20200119/GIF/962-95-8.gif) |
1-Propanamine, 3-(diphenylphosphinyl)-N,N-dimethyl- |
962-95-8 |
C17H22NOP |
![Cabozantinib Impurity 50](/CAS/20210111/GIF/202917-05-3.gif) |
Cabozantinib Impurity 50 |
202917-05-3 |
C17H14N2O5 |
![Landiolol impurity U](/) |
Landiolol impurity U |
|
|
![Olodaterol Impurity 32](/) |
Olodaterol Impurity 32 |
|
|
![(R)-Lercanidipine Hydrochloride](/CAS/GIF/187731-34-6.gif) |
(R)-Lercanidipine Hydrochloride |
187731-34-6 |
C36H42ClN3O6 |
![2-Oxo Clopidogrel Hydrochloride
(Mixture of diastereomers)](/CAS/20180808/GIF/109904-27-0.gif) |
2-Oxo Clopidogrel Hydrochloride(Mixture of diastereomers) |
109904-27-0 |
C16H16ClNO3S |
![5-ヒドロキシ-6-メトキシ-1-インダノン](/CAS/GIF/127399-78-4.gif) |
5-ヒドロキシ-6-メトキシ-1-インダノン |
127399-78-4 |
C10H10O3 |
![Desfluoro Citalopram Oxalate](/CAS/GIF/1093072-86-6.gif) |
Desfluoro Citalopram Oxalate |
1093072-86-6 |
C22H24N2O5 |
![Didesmethyl Zolmitriptan](/CAS/GIF/139264-15-6.gif) |
Didesmethyl Zolmitriptan |
139264-15-6 |
C14H17N3O2 |
![1-(カルボキシメチル)シクロヘキサン-1-カルボン酸](/CAS/GIF/67950-95-2.gif) |
1-(カルボキシメチル)シクロヘキサン-1-カルボン酸 |
67950-95-2 |
C9H14O4 |
![ヒドロキシボセンタン](/CAS/GIF/253688-60-7.gif) |
ヒドロキシボセンタン |
253688-60-7 |
C27H29N5O7S |
![LISINOPRIL RELATED COMPOUND A ((S)-2-{(3S,8AS)-3-(4-AMINOBUTYL)-1,4-DIOXOHEXAHYDROPYRROLO[1,2-A]PYRAZIN-2(1H)-YL}-4-PHENYLBUTANOIC ACID)](/CAS/GIF/328385-86-0.gif) |
LISINOPRIL RELATED COMPOUND A ((S)-2-{(3S,8AS)-3-(4-AMINOBUTYL)-1,4-DIOXOHEXAHYDROPYRROLO[1,2-A]PYRAZIN-2(1H)-YL}-4-PHENYLBUTANOIC ACID) |
328385-86-0 |
C21H29N3O4 |
![trans 1-Benzyl-4-(4-fluorophenyl)-3-piperidinemethanol](/CAS/GIF/201855-60-9.gif) |
trans 1-Benzyl-4-(4-fluorophenyl)-3-piperidinemethanol |
201855-60-9 |
C19H22FNO |
![1-エチル-4-オキソ-6-フルオロ-7-クロロ-1,4-ジヒドロキノリン-3-カルボン酸エチル](/CAS/GIF/70458-94-5.gif) |
1-エチル-4-オキソ-6-フルオロ-7-クロロ-1,4-ジヒドロキノリン-3-カルボン酸エチル |
70458-94-5 |
C14H13ClFNO3 |
![Capecitabine Related Compound B](/) |
Capecitabine Related Compound B |
|
|
![D-erythro-3,4-Dihydroxyphenylserine](/CAS/20210111/GIF/51829-98-2.gif) |
D-erythro-3,4-Dihydroxyphenylserine |
51829-98-2 |
C9H11NO5 |
![aztreonam](/CAS/20180808/GIF/80951-91-3.gif) |
aztreonam |
80951-91-3 |
C13H17N5O8S2 |
![5H-[1]Benzopyrano[2,3-b]pyridine,7-ethyl-(9CI)](/CAS/20200515/GIF/639857-68-4.gif) |
5H-[1]Benzopyrano[2,3-b]pyridine,7-ethyl-(9CI) |
639857-68-4 |
C14H13NO |