Structure |
Chemical Name |
CAS |
MF |
![TERBUTALINE IMPURITY C](/CAS/20210111/GIF/139508-58-0.gif) |
TERBUTALINE IMPURITY C |
139508-58-0 |
C12H17NO3 |
![ZIDOVUDINE IMPURITY B](/) |
ZIDOVUDINE IMPURITY B |
|
|
![Acetamide, N-[2-hydroxy-3-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]propyl]-N-(1-methylethyl)-](/CAS/20200515/GIF/66722-65-4.gif) |
Acetamide, N-[2-hydroxy-3-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]propyl]-N-(1-methylethyl)- |
66722-65-4 |
C20H33NO5 |
![Pyrimidine, 4-bromo-6-(1-bromoethyl)-5-fluoro-](/CAS/20200515/GIF/1307315-02-1.gif) |
Pyrimidine, 4-bromo-6-(1-bromoethyl)-5-fluoro- |
1307315-02-1 |
C6H5Br2FN2 |
![4-(3,4-dichlorophenyl)-N-methyl-3,4-dihydro-2H-naphthalen-1-imine oxide](/CAS/20210111/GIF/209473-00-7.gif) |
4-(3,4-dichlorophenyl)-N-methyl-3,4-dihydro-2H-naphthalen-1-imine oxide |
209473-00-7 |
C17H15Cl2NO |
![Tazobactam Impurity EBT](/) |
Tazobactam Impurity EBT |
|
|
![Mixture of Cefoxitin Impurities E&F](/) |
Mixture of Cefoxitin Impurities E&F |
|
|
![Faropenem Degradation Impurity 4](/) |
Faropenem Degradation Impurity 4 |
|
|
![7-(2-hydroxy-1,1-dimethoxypropyl)-5H-chromeno[2,3-b]pyridin-5-ol](/) |
7-(2-hydroxy-1,1-dimethoxypropyl)-5H-chromeno[2,3-b]pyridin-5-ol |
|
|
![2-chloro-1-(5-methoxy-5H-chromeno[2,3-b]pyridin-7-yl)propan-1-one](/) |
2-chloro-1-(5-methoxy-5H-chromeno[2,3-b]pyridin-7-yl)propan-1-one |
|
|
![Oxacillin Impurity 3](/CAS/20210111/GIF/21106-64-9.gif) |
Oxacillin Impurity 3 |
21106-64-9 |
C19H18ClN3O5S |
![Latanoprost Impurity 3](/CAS/20210111/GIF/2278245-92-2.gif) |
Latanoprost Impurity 3 |
2278245-92-2 |
C27H41BrO5 |
![Ethyl 2-(2-Iodoethoxy)acetate](/CAS/20210111/GIF/56703-25-4.gif) |
Ethyl 2-(2-Iodoethoxy)acetate |
56703-25-4 |
C6H11IO3 |
![Butyphthalide impurity 53](/) |
Butyphthalide impurity 53 |
|
|
![6,8-DIBROMO-3-CYCLOHEXYL-3,4-DIHYDRO-2(1H)-QUINAZOLINONE](/StructureFile/ChemBookStructure22/GIF/CB3646645.gif) |
6,8-DIBROMO-3-CYCLOHEXYL-3,4-DIHYDRO-2(1H)-QUINAZOLINONE |
21237-84-3 |
C14H16Br2N2O |
![DESTHIAZOLYLMETHYL RITONAVIR](/CAS/20150408/GIF/256328-82-2.gif) |
DESTHIAZOLYLMETHYL RITONAVIR |
256328-82-2 |
C33H43N5O4S |
![S-DIDEMETHYL CITALOPRAM](/CAS/20180808/GIF/166037-78-1.gif) |
S-DIDEMETHYL CITALOPRAM |
166037-78-1 |
C18H17FN2O |
![メトトレキサートジメチルエステル](/CAS/GIF/34378-65-9.gif) |
メトトレキサートジメチルエステル |
34378-65-9 |
C22H26N8O5 |
![Eltrombopag Impurity 37](/CAS/20210305/GIF/350024-70-3.gif) |
Eltrombopag Impurity 37 |
350024-70-3 |
C14H18N2O |
![2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropan-1-ol](/CAS/20181212/GIF/CB09996368.gif) |
2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropan-1-ol |
|
C28H39N3O2 |
![Tafluprost Impurity 20](/) |
Tafluprost Impurity 20 |
|
|
![Rosuvastatin Impurity 149](/) |
Rosuvastatin Impurity 149 |
|
|
![2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE](/CAS/GIF/723286-98-4.gif) |
2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE |
723286-98-4 |
C4H2ClF3N2O |
![Rifampicin Quinone Oxide](/) |
Rifampicin Quinone Oxide |
|
|
![1-イソプロピル-3-(4-フルオロフェニル)-1H-インドール-2-カルボアルデヒド](/CAS/GIF/101125-34-2.gif) |
1-イソプロピル-3-(4-フルオロフェニル)-1H-インドール-2-カルボアルデヒド |
101125-34-2 |
C18H16FNO |
![3,4-ジメトキシサリチルアルデヒド](/CAS/GIF/19283-70-6.gif) |
3,4-ジメトキシサリチルアルデヒド |
19283-70-6 |
C9H10O4 |
![Sugammadex sodium Org199129-1 Impurity](/) |
Sugammadex sodium Org199129-1 Impurity |
|
|
![Sugammadex sodium Impurity 41](/) |
Sugammadex sodium Impurity 41 |
|
|
![4-(5-methyl-2-phenyloxazol-4-yl)benzenesulfonamide](/CAS/20210111/GIF/2242749-01-3.gif) |
4-(5-methyl-2-phenyloxazol-4-yl)benzenesulfonamide |
2242749-01-3 |
C16H14N2O3S |
![Cefazolin Impurity EP-I](/) |
Cefazolin Impurity EP-I |
|
|
![Cabozantinib impurity 42](/) |
Cabozantinib impurity 42 |
|
|
![Cabozantinib impurity 55](/) |
Cabozantinib impurity 55 |
|
|
![Canagliflozin Impurity 68](/) |
Canagliflozin Impurity 68 |
|
|
![Dapoxetine impurity 51](/) |
Dapoxetine impurity 51 |
|
|
![Doxofylline Impurity 20](/) |
Doxofylline Impurity 20 |
|
|
![Dapoxetine impurity 64](/) |
Dapoxetine impurity 64 |
|
|
![Dapoxetine impurity 58](/) |
Dapoxetine impurity 58 |
|
|
![Umeclidinium Bromide Impurity 8](/CAS/20210111/GIF/869113-10-0.gif) |
Umeclidinium Bromide Impurity 8 |
869113-10-0 |
C27H30BrNO |
![Nifuratel impurity E](/) |
Nifuratel impurity E |
|
|
![Valsartan Impurity 14](/CAS/20200119/GIF/CB43128110.gif) |
Valsartan Impurity 14 |
|
C24H29N5O3 |
![Istradefylline Impurity 4](/) |
Istradefylline Impurity 4 |
|
|
![Zolmitriptan Impurity 2](/) |
Zolmitriptan Impurity 2 |
|
|
![Palbociclib Impurity 9](/CAS/20200515/GIF/2204368-66-9.gif) |
Palbociclib Impurity 9 |
2204368-66-9 |
C24H29N7O2 |
![Solifenacin Impurity 1](/CAS/20180906/GIF/1353274-25-5.gif) |
Solifenacin Impurity 1 |
1353274-25-5 |
C19H21NO2 |
![Vildagliptin Methyl Ester](/) |
Vildagliptin Methyl Ester |
|
|
![Peramivir Impurity 23](/) |
Peramivir Impurity 23 |
|
|
![Silodosin Carboxylic Acid Impurity](/CAS/20210111/GIF/1431373-77-1.gif) |
Silodosin Carboxylic Acid Impurity |
1431373-77-1 |
C25H31F3N2O5 |
![Pramipexole Impurity M](/) |
Pramipexole Impurity M |
|
|
![Premastast Impurity 2](/) |
Premastast Impurity 2 |
|
|
![Peramivir Impurity 26](/) |
Peramivir Impurity 26 |
|
|
![Peramivir Impurity 34](/) |
Peramivir Impurity 34 |
|
|
![(S)-2-(1-azabicyclo[2.2.2]oct-3-yl)-2,4,5,6-tetrahydro-1H-benz[de]isoquinolin-1-one hydrochloride](/) |
(S)-2-(1-azabicyclo[2.2.2]oct-3-yl)-2,4,5,6-tetrahydro-1H-benz[de]isoquinolin-1-one hydrochloride |
|
|
![Imatinib impurity BY](/) |
Imatinib impurity BY |
|
|
![6β-Methylprednisolone](/CAS/20180808/GIF/18462-27-6.gif) |
6β-Methylprednisolone |
18462-27-6 |
C22H30O5 |
![1-(2-(4-(((2-(4-(([1,1'-biphenyl]-2-ylcarbamoyl)oxy)piperidin-1-yl)ethyl)(methyl)amino)methyl)-N-methylbenzamido)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate](/) |
1-(2-(4-(((2-(4-(([1,1'-biphenyl]-2-ylcarbamoyl)oxy)piperidin-1-yl)ethyl)(methyl)amino)methyl)-N-methylbenzamido)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate |
|
|
![1-フェニル-3,4-ジヒドロイソキノリン](/CAS/GIF/52250-50-7.gif) |
1-フェニル-3,4-ジヒドロイソキノリン |
52250-50-7 |
C15H13N |
![Pyrazinecarboxamide, 3,6-difluoro- (9CI)](/CAS/GIF/356783-29-4.gif) |
Pyrazinecarboxamide, 3,6-difluoro- (9CI) |
356783-29-4 |
C5H3F2N3O |
![Benzamide, 3-hydrazino- (9CI)](/CAS/GIF/473927-51-4.gif) |
Benzamide, 3-hydrazino- (9CI) |
473927-51-4 |
C7H9N3O |
![4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid](/CAS/20211123/GIF/1926162-37-9.gif) |
4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid |
1926162-37-9 |
C32H42Cl4N6O4 |
![ClarithroMycin IMpurity G](/CAS/GIF/127182-44-9.gif) |
ClarithroMycin IMpurity G |
127182-44-9 |
C39H72N2O13 |
![1-(3-Hydroxypropyl)-5-[(2R)-2-[[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]aMino]propyl]-1H-indole-7-carboxaMide](/CAS/GIF/175870-21-0.gif) |
1-(3-Hydroxypropyl)-5-[(2R)-2-[[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]aMino]propyl]-1H-indole-7-carboxaMide |
175870-21-0 |
C25H30F3N3O4 |
![5-[(4,5-Dihydro-1H-iMidazol-2-yl)aMino]-6-hydroxy-2-Methyl-4(3H)-pyriMidinone](/CAS/GIF/352457-32-0.gif) |
5-[(4,5-Dihydro-1H-iMidazol-2-yl)aMino]-6-hydroxy-2-Methyl-4(3H)-pyriMidinone |
352457-32-0 |
C8H11N5O2 |
![ヘキサメタジジン](/CAS/GIF/1257-19-8.gif) |
ヘキサメタジジン |
1257-19-8 |
C24H34N2O6 |
![3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzoic Acid](/CAS/GIF/358390-39-3.gif) |
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzoic Acid |
358390-39-3 |
C18H20N4O4 |
![β-(BenzoylaMino)-α-hydroxybenzenepropanoic Acid (αR,βS)-(1S,3S,4S,4aR,5S,6S,8S,11R,12aS)-3,11-Bis(acetyloxy)-4-[(benzoyloxy)Methyl]-1,2,3,4,4a,5,6,7,8,11,12,12a-dodecahydro-1,4,5,6-tetrahydroxy-9,12a,13,13-tetraMethyl-12-oxo-6,10-Methanobenzocyclodecen-8-](/CAS/GIF/932042-85-8.gif) |
β-(BenzoylaMino)-α-hydroxybenzenepropanoic Acid (αR,βS)-(1S,3S,4S,4aR,5S,6S,8S,11R,12aS)-3,11-Bis(acetyloxy)-4-[(benzoyloxy)Methyl]-1,2,3,4,4a,5,6,7,8,11,12,12a-dodecahydro-1,4,5,6-tetrahydroxy-9,12a,13,13-tetraMethyl-12-oxo-6,10-Methanobenzocyclodecen-8- |
932042-85-8 |
C47H53NO15 |
![りん酸ENT-シタグリプチン](/CAS/GIF/823817-58-9.gif) |
りん酸ENT-シタグリプチン |
823817-58-9 |
C16H16F6N5O5P |
![トリメタジジンN-カルボン酸エチルエステル](/CAS/GIF/53531-01-4.gif) |
トリメタジジンN-カルボン酸エチルエステル |
53531-01-4 |
C17H26N2O5 |
![(S)-2-(3-chloro-2-hydroxypropyl)isoindoline-1,3-dione](/CAS/GIF/148857-42-5.gif) |
(S)-2-(3-chloro-2-hydroxypropyl)isoindoline-1,3-dione |
148857-42-5 |
C11H10ClNO3 |
![Loratadine IMpurity C](/CAS/20150408/GIF/CB22630380.gif) |
Loratadine IMpurity C |
|
C22H23ClN2O2 |
![Metoprolol IMpurity C](/CAS/20150408/GIF/CB22630395.gif) |
Metoprolol IMpurity C |
|
C15H25NO3 |
![Metoprolol IMpurity I](/CAS/20200331/GIF/CB22630401.gif) |
Metoprolol IMpurity I |
|
C15H25NO3 |
![Telmisartan impurity D](/) |
Telmisartan impurity D |
|
|
![itraconazole impurity f](/) |
itraconazole impurity f |
|
|
![N-(5-クロロ-2-ピリジル)-N'-[(1S,2S,4S)-4-(ジメチルカルバモイル)-2-[(5-メチル-6,7-ジヒドロ-4H-チアゾロ[5,4-C]ピリジン-2-カルボニル)アミノ]シクロヘキシル]オキサミド](/CAS/GIF/1255529-27-1.gif) |
N-(5-クロロ-2-ピリジル)-N'-[(1S,2S,4S)-4-(ジメチルカルバモイル)-2-[(5-メチル-6,7-ジヒドロ-4H-チアゾロ[5,4-C]ピリジン-2-カルボニル)アミノ]シクロヘキシル]オキサミド |
1255529-27-1 |
C24H30ClN7O4S |
![1-(p-Toluenesulfonyl)hoMopiperazine, 95%](/CAS/GIF/872103-28-1.gif) |
1-(p-Toluenesulfonyl)hoMopiperazine, 95% |
872103-28-1 |
C12H18N2O2S |
![1,4-ジトシル-1,4-ジアゼパン](/CAS/20130318/GIF/CB22642817.gif) |
1,4-ジトシル-1,4-ジアゼパン |
5769-35-7 |
C19H24N2O4S2 |
![Flurbiprofen Impurity](/CAS/20180808/GIF/64858-90-8.gif) |
Flurbiprofen Impurity |
64858-90-8 |
C17H17FO2 |
![IMp. A (EP) as DisodiuM Salt: (4S)-2-[Carboxy[[[3-(2-chloro-6-fluorophenyl)-5-Methylisoxazol-4-yl]carbonyl]aMino]Methyl]-5,5-diMethylthiazolidine-4-carboxylic Acid DisodiuM Salt(Penicilloic Acids of Flucloxacillin DisodiuM Salt)](/) |
IMp. A (EP) as DisodiuM Salt: (4S)-2-[Carboxy[[[3-(2-chloro-6-fluorophenyl)-5-Methylisoxazol-4-yl]carbonyl]aMino]Methyl]-5,5-diMethylthiazolidine-4-carboxylic Acid DisodiuM Salt(Penicilloic Acids of Flucloxacillin DisodiuM Salt) |
|
|
![the Metabolite of Ivabradine](/CAS/20180808/GIF/215935-23-2.gif) |
the Metabolite of Ivabradine |
215935-23-2 |
C26H34N2O5 |
![Des-6-[4-(2-hydroxyethyl)-1-piperazinyl]-6-chloro Dasatinib](/CAS/GIF/910297-71-1.gif) |
Des-6-[4-(2-hydroxyethyl)-1-piperazinyl]-6-chloro Dasatinib |
910297-71-1 |
C16H13Cl2N5O2S |
![Flucloxacillin Impurity B](/) |
Flucloxacillin Impurity B |
|
|
![Ropinirole impurity](/) |
Ropinirole impurity |
|
|
![Mupirocin iMpurity B](/CAS/20200119/GIF/CB43129915.gif) |
Mupirocin iMpurity B |
|
C26H44O9 |
![Nicorandil Impurity 2](/) |
Nicorandil Impurity 2 |
|
|
![Piperacillin Impurity 7](/) |
Piperacillin Impurity 7 |
|
|
![Defluoro Paroxetine Hydrochloride](/CAS/20240320/GIF/1394842-91-1.gif) |
Defluoro Paroxetine Hydrochloride |
1394842-91-1 |
|
![Milnacipran Impurity 11](/CAS/20200611/GIF/1410831-12-7.gif) |
Milnacipran Impurity 11 |
1410831-12-7 |
C11H10O2 |
![Mirabegron Impurity 18](/) |
Mirabegron Impurity 18 |
|
|
![Prucalopride Impurity F](/CAS/20200611/GIF/1900715-98-1.gif) |
Prucalopride Impurity F |
1900715-98-1 |
C18H26ClN3O4 |
![tert-butyl (R)-3-(hydroxymethyl)hexanoate](/CAS/20180703/GIF/1928755-17-2.gif) |
tert-butyl (R)-3-(hydroxymethyl)hexanoate |
1928755-17-2 |
C11H22O3 |
![4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile](/CAS/20200611/GIF/1144516-21-1.gif) |
4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile |
1144516-21-1 |
C29H27ClN6O2 |
![Sofosbuvir Impurity 5](/) |
Sofosbuvir Impurity 5 |
|
|
![ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate](/CAS/20180703/GIF/CB43146804.gif) |
ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate |
1862335-58-7 |
C9H16ClNO3 |
![5-[[(4-フルオロフェニル)メチル]アミノ]-1,3-ジヒドロ-2H-イミダゾ[4,5-B]ピリジン-2-オン](/CAS/GIF/951624-49-0.gif) |
5-[[(4-フルオロフェニル)メチル]アミノ]-1,3-ジヒドロ-2H-イミダゾ[4,5-B]ピリジン-2-オン |
951624-49-0 |
C13H11FN4O |
![ペリンドプリラットラクタムB](/CAS/GIF/130061-28-8.gif) |
ペリンドプリラットラクタムB |
130061-28-8 |
C17H26N2O4 |
![シュードモン酸Dナトリウム](/CAS/GIF/85178-60-5.gif) |
シュードモン酸Dナトリウム |
85178-60-5 |
C26H41NaO9 |
![N-DesMethyl SuMatriptan](/CAS/GIF/88919-51-1.gif) |
N-DesMethyl SuMatriptan |
88919-51-1 |
C13H19N3O2S |
![2-epi-(-)-EMtricitabine](/CAS/GIF/145416-34-8.gif) |
2-epi-(-)-EMtricitabine |
145416-34-8 |
C8H10FN3O3S |
![Parent nucleus of cefotiaM hydrochloride](/CAS/20180808/GIF/372092-19-8.gif) |
Parent nucleus of cefotiaM hydrochloride |
372092-19-8 |
C13H21N7O3S2 |
![Bisacodyl Related Compound E (20 mg) (2-[(4-Acetoxyphenyl)(pyridin-2-yl)methyl]phenyl acetate)](/CAS/20150408/GIF/111664-35-8.gif) |
Bisacodyl Related Compound E (20 mg) (2-[(4-Acetoxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) |
111664-35-8 |
C22H19NO4 |