Structure |
Chemical Name |
CAS |
MF |
![1,1'-(1,4-phenylenebis(methylene))bis(1,4,8,11-tetraazacyclotetradecane 1-oxide)](/CAS/20200119/GIF/CB35574570.gif) |
1,1'-(1,4-phenylenebis(methylene))bis(1,4,8,11-tetraazacyclotetradecane 1-oxide) |
|
C28H54N8O2 |
![N-(2-amino-6-oxo-3,6-dihydropyrimidin-4-yl)-](/) |
N-(2-amino-6-oxo-3,6-dihydropyrimidin-4-yl)- |
|
|
![Droxidopa Impurity 6](/CAS/20200515/GIF/90044-46-5.gif) |
Droxidopa Impurity 6 |
90044-46-5 |
C16H15NO4 |
![Dofetilide Impurity B](/) |
Dofetilide Impurity B |
|
|
![Cyclic Macitentan quarternary salt Impurity](/) |
Cyclic Macitentan quarternary salt Impurity |
|
|
![Cefdinir CP Impurity I&J&K&L](/) |
Cefdinir CP Impurity I&J&K&L |
|
|
![Dapoxetine Impurity 41](/) |
Dapoxetine Impurity 41 |
|
|
![Doxofylline Impurity 16](/) |
Doxofylline Impurity 16 |
|
|
![Olopatadine Impurity 5](/) |
Olopatadine Impurity 5 |
55690-18-1 |
C17H16O5 |
![Taladafil Impurity 38](/) |
Taladafil Impurity 38 |
|
|
![Gadobutrol Impurity 20](/) |
Gadobutrol Impurity 20 |
|
|
![Dapagliflozin Impurity 48](/CAS/20200611/GIF/2069934-29-6.gif) |
Dapagliflozin Impurity 48 |
2069934-29-6 |
C15H14Cl2O |
![Cilostazol Impurity I](/) |
Cilostazol Impurity I |
|
|
![Pramipexole DBTA Impurity](/CAS/20200611/GIF/1821389-09-6.gif) |
Pramipexole DBTA Impurity |
1821389-09-6 |
C7H8N2S |
![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 |
![METHOTREXATE DIMETHYL ESTER](/CAS/GIF/34378-65-9.gif) |
METHOTREXATE DIMETHYL ESTER |
34378-65-9 |
C22H26N8O5 |
![3-(4-FLUORO-PHENYL)-1-ISOPROPYL-1H-INDOLE-2-CARBALDEHYDE](/CAS/GIF/101125-34-2.gif) |
3-(4-FLUORO-PHENYL)-1-ISOPROPYL-1H-INDOLE-2-CARBALDEHYDE |
101125-34-2 |
C18H16FNO |
![3,4-Dimethoxysalicylaldehyd](/CAS/GIF/19283-70-6.gif) |
3,4-Dimethoxysalicylaldehyd |
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 |
|
|
![4-PYRIDIN-4-YL-BUTYRIC ACID](/StructureFile/ChemBookStructure3/GIF/CB3774058.gif) |
4-PYRIDIN-4-YL-BUTYRIC ACID |
102878-73-9 |
C9H11NO2 |
![1-Ethyl-2-[[(2-methoxy-5-sulphamoyl](/) |
1-Ethyl-2-[[(2-methoxy-5-sulphamoyl |
|
|
![2-(4-Bromo-3-formylphenoxy)-benzonitrile](/CAS/20210111/GIF/1160182-46-6.gif) |
2-(4-Bromo-3-formylphenoxy)-benzonitrile |
1160182-46-6 |
C14H8BrNO2 |
![Carbetocin S-Oxide I](/) |
Carbetocin S-Oxide I |
|
|
![Dolutegravir Impurity 15](/) |
Dolutegravir Impurity 15 |
|
|
![PeraMpanel](/CAS/20210111/GIF/380919-67-5.gif) |
PeraMpanel |
380919-67-5 |
C23H15N3O2 |
![Empagliflozin Impurity 86](/) |
Empagliflozin Impurity 86 |
|
|
![Olopatadine Impurity 11 HBr](/CAS/20211123/GIF/4174-84-9.gif) |
Olopatadine Impurity 11 HBr |
4174-84-9 |
C21H24Br2NP |
![Iohexol Impurity P](/) |
Iohexol Impurity P |
|
|
![Sulbactam Impurity 2](/CAS/20210111/GIF/111790-24-0.gif) |
Sulbactam Impurity 2 |
111790-24-0 |
C8H13NO6S |
![Vortioxetine Impurity 8 HCl](/CAS/20211123/GIF/2137722-14-4.gif) |
Vortioxetine Impurity 8 HCl |
2137722-14-4 |
C18H23ClN2S |
![Relugolix Impurity 1](/) |
Relugolix Impurity 1 |
|
|
![Oseltamivir Diastereomer III HCl](/CAS/20210111/GIF/2413185-95-0.gif) |
Oseltamivir Diastereomer III HCl |
2413185-95-0 |
C16H28N2O4 |
![Rocuronium bromide impurity (3,16,17-triol)](/CAS/20181212/GIF/CB38058138.gif) |
Rocuronium bromide impurity (3,16,17-triol) |
|
C23H39NO4 |
![4-(4-amino-3-chlorophenoxy)-7-methoxyquinoline-6-carboxylic acid](/CAS/20181212/GIF/CB38058143.gif) |
4-(4-amino-3-chlorophenoxy)-7-methoxyquinoline-6-carboxylic acid |
|
C17H13ClN2O4 |
![Ornidazole Impurity 26](/) |
Ornidazole Impurity 26 |
|
|
![Pitavastatin Impurity 73](/) |
Pitavastatin Impurity 73 |
|
|
![Furosemide Impurity 24](/) |
Furosemide Impurity 24 |
|
|
![Brivaracetam Impurity 34](/) |
Brivaracetam Impurity 34 |
|
|
![2-(4-tert-Butyl-3-hydroxy-2,6-dimethylphenyl)acetic acid](/CAS/GIF/55699-12-2.gif) |
2-(4-tert-Butyl-3-hydroxy-2,6-dimethylphenyl)acetic acid |
55699-12-2 |
C14H20O3 |
![(S)-Fesoterodine FuMarate](/CAS/20180808/GIF/1431511-18-0.gif) |
(S)-Fesoterodine FuMarate |
1431511-18-0 |
C30H41NO7 |
![(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid (Levofloxacin IMpurity)](/CAS/20150408/GIF/106939-30-4.gif) |
(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-Methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid (Levofloxacin IMpurity) |
106939-30-4 |
C19H22FN3O4 |
![(6S,12bR)-6-(1,3-Benzodioxol-5-yl)-2,3,7,12b-tetrahydro-2-Methyl-pyrazino[1',2':1,5]pyrrolo[3,4-b]quinoline-1,4,12(6H)-trione](/CAS/GIF/531500-48-8.gif) |
(6S,12bR)-6-(1,3-Benzodioxol-5-yl)-2,3,7,12b-tetrahydro-2-Methyl-pyrazino[1',2':1,5]pyrrolo[3,4-b]quinoline-1,4,12(6H)-trione |
531500-48-8 |
C22H17N3O5 |
![1-(3,5-Dihydroxyphenyl)-2-[(1,1-diMethylethyl)(phenylMethyl)aMino]ethanone HydrobroMide](/CAS/GIF/94109-61-2.gif) |
1-(3,5-Dihydroxyphenyl)-2-[(1,1-diMethylethyl)(phenylMethyl)aMino]ethanone HydrobroMide |
94109-61-2 |
C19H23NO3 |
![2-Methyl-5-(3-(4-(Methylsulfonyl)phenyl)furan-2-yl)pyridine](/CAS/20150408/GIF/307531-96-0.gif) |
2-Methyl-5-(3-(4-(Methylsulfonyl)phenyl)furan-2-yl)pyridine |
307531-96-0 |
C17H15NO3S |
![3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid](/CAS/20200611/GIF/437717-43-6.gif) |
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid |
437717-43-6 |
C17H20N4O5S |
![3-[5-(1,5-Dioxo-5-(p-fluophenylpentyl]-4R-phenyl-2-oxazolidinone](/CAS/GIF/404874-93-7.gif) |
3-[5-(1,5-Dioxo-5-(p-fluophenylpentyl]-4R-phenyl-2-oxazolidinone |
404874-93-7 |
C20H18FNO4 |
![5-[Bis(2-chloroethyl)aMino]-1-Methyl-1H-benziMidazole-2-butanoic Acid Methyl Ester](/CAS/GIF/109882-25-9.gif) |
5-[Bis(2-chloroethyl)aMino]-1-Methyl-1H-benziMidazole-2-butanoic Acid Methyl Ester |
109882-25-9 |
C17H23Cl2N3O2 |
![Caspofungin IMpurity A](/CAS/20180808/GIF/1202167-57-4.gif) |
Caspofungin IMpurity A |
1202167-57-4 |
C51H86N10O15 |
![DesdifluoroMethoxy Hydroxy Pantoprazole](/CAS/20200611/GIF/1261238-06-5.gif) |
DesdifluoroMethoxy Hydroxy Pantoprazole |
1261238-06-5 |
C15H15N3O4S |
![Levofloxacin Hydroxy Acid](/CAS/20180906/GIF/1036016-10-0.gif) |
Levofloxacin Hydroxy Acid |
1036016-10-0 |
C18H21F2N3O4 |
![N-(4,5-Dihydro-1H-iMidazol-2-yl)-6-quinoxalinaMine](/CAS/GIF/91147-43-2.gif) |
N-(4,5-Dihydro-1H-iMidazol-2-yl)-6-quinoxalinaMine |
91147-43-2 |
C11H11N5 |
![Nor Lidocaine Hydrochloride](/CAS/GIF/7729-94-4.gif) |
Nor Lidocaine Hydrochloride |
7729-94-4 |
C12H19ClN2O |
![rel-(1R,3S,5S)-8-Methyl-8-azabicyclo[3,2,1]oct-6-en-yl-2-hydroxy-2,2-dithiophen-2-yl acetate](/CAS/20211123/GIF/136310-66-2.gif) |
rel-(1R,3S,5S)-8-Methyl-8-azabicyclo[3,2,1]oct-6-en-yl-2-hydroxy-2,2-dithiophen-2-yl acetate |
136310-66-2 |
C18H19NO3S2 |
![(11β)-17-(Acetyloxy)-11-[4-(diMethylaMino)phenyl]-3-hydroxy-19-norpregna-1,3,5(10)-trien-20-one](/CAS/GIF/709615-25-8.gif) |
(11β)-17-(Acetyloxy)-11-[4-(diMethylaMino)phenyl]-3-hydroxy-19-norpregna-1,3,5(10)-trien-20-one |
709615-25-8 |
C30H37NO4 |
![4-[4-[4-(Diphenylmethylene)-1-piperidinyl]-1-hydroxybutyl]-α,α-dimethyl-benzeneacetic Acid](/CAS/GIF/1187954-57-9.gif) |
4-[4-[4-(Diphenylmethylene)-1-piperidinyl]-1-hydroxybutyl]-α,α-dimethyl-benzeneacetic Acid |
1187954-57-9 |
C32H37NO3 |
![(2S,3R,4R,5S)-1-(2-hydroxyethyl)-2-(hydroxymethyl)-3,4,5-Piperidinetriol Hydrochloride](/CAS/20140608/GIF/CB52700659.gif) |
(2S,3R,4R,5S)-1-(2-hydroxyethyl)-2-(hydroxymethyl)-3,4,5-Piperidinetriol Hydrochloride |
1370331-33-1 |
C8H17NO5 |
![(3S,5R)-Rosuvastatin](/CAS/20180808/GIF/1242184-42-4.gif) |
(3S,5R)-Rosuvastatin |
1242184-42-4 |
C22H28FN3O6S |
![(S)-5-(2-AMinopropyl)-2-MethoxybenzenesulfonaMide](/CAS/20150408/GIF/119714-13-5.gif) |
(S)-5-(2-AMinopropyl)-2-MethoxybenzenesulfonaMide |
119714-13-5 |
C10H16N2O3S |
![Cefoxitin iMpurity F (S-Methoxy cefoxitin)](/) |
Cefoxitin iMpurity F (S-Methoxy cefoxitin) |
|
|
![Clopidogrel IMpurity 1](/CAS/20150408/GIF/CB52706747.gif) |
Clopidogrel IMpurity 1 |
|
C15H14ClNO2S |
![LincoMycin iMpurity A](/) |
LincoMycin iMpurity A |
|
|
![Posaconazole iMpurity 1](/) |
Posaconazole iMpurity 1 |
|
|
![Riociguat IMpurtiy](/) |
Riociguat IMpurtiy |
2920299-23-4 |
|
![TelMisartan IMpurity E](/) |
TelMisartan IMpurity E |
|
|
![IverMectin B1 Mono-sugar Derivative](/CAS/20211123/GIF/71837-27-9.gif) |
IverMectin B1 Mono-sugar Derivative |
71837-27-9 |
C41H62O11 |
![Desethyl Acetate (E)-CefuroxiMe Axetil](/CAS/20200515/GIF/97232-97-8.gif) |
Desethyl Acetate (E)-CefuroxiMe Axetil |
97232-97-8 |
C16H16N4O8S |
![N-Methyl-3-phenylpropan-1-aMine hydrochloride
(RelCpd B)](/CAS/20150408/GIF/30684-07-2.gif) |
N-Methyl-3-phenylpropan-1-aMine hydrochloride
(RelCpd B) |
30684-07-2 |
C10H16ClN |
![1-[2-[(2,6-diMethylphenyl)thio]phenyl]- Piperazine](/CAS/20150408/GIF/508233-76-9.gif) |
1-[2-[(2,6-diMethylphenyl)thio]phenyl]- Piperazine |
508233-76-9 |
C18H22N2S |
![1-NaphthaleneMethanaMine, α-Methyl-N-[[3-(trifluoroMethyl)phenyl]Methyl]-, (αR)-](/CAS/20180808/GIF/1229512-52-0.gif) |
1-NaphthaleneMethanaMine, α-Methyl-N-[[3-(trifluoroMethyl)phenyl]Methyl]-, (αR)- |
1229512-52-0 |
C20H18F3N |
![Benzoic acid, 2-[[[[(5S)-2-oxo-3-[4-(3-oxo-4-Morpholinyl)phenyl]-5-oxazolidinyl]Methyl]aMino]carbonyl]-](/CAS/20150408/GIF/1365267-37-3.gif) |
Benzoic acid, 2-[[[[(5S)-2-oxo-3-[4-(3-oxo-4-Morpholinyl)phenyl]-5-oxazolidinyl]Methyl]aMino]carbonyl]- |
1365267-37-3 |
C22H21N3O7 |
![NSC 609249](/CAS/20150408/GIF/51012-67-0.gif) |
NSC 609249 |
51012-67-0 |
C12H20ClNO2 |
![1-[(4-Ethoxy-3-formylphenyl)sulfonyl]-4-methylpiperazine](/CAS/20150408/GIF/332374-42-2.gif) |
1-[(4-Ethoxy-3-formylphenyl)sulfonyl]-4-methylpiperazine |
332374-42-2 |
C14H20N2O4S |
![ApovincaMinic Acid Ethyl Ester N-Oxide](/CAS/20180808/GIF/109741-24-4.gif) |
ApovincaMinic Acid Ethyl Ester N-Oxide |
109741-24-4 |
C22H26N2O3 |
![(2R,4S)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-aMino-2-Methylpentanoate](/CAS/20150408/GIF/752174-62-2.gif) |
(2R,4S)-ethyl 5-([1,1'-biphenyl]-4-yl)-4-aMino-2-Methylpentanoate |
752174-62-2 |
C20H25NO2 |