| Structure |
Chemical Name |
CAS |
MF |
 |
Lenvatinib Impurity 4 |
|
C28H22ClN5O5 |
 |
Linagliptin Impurity 45 |
|
|
|
|
MiraBegron Impurity F |
|
|
 |
(R,E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3-hydroxy-5-oxohept-6-enoic acid |
1422514-05-3 |
C22H26FN3O6S |
|
|
Moxifloxacin Impurity 19 |
|
|
 |
Moxifloxacin Impurity 34 |
1824286-08-9 |
C9H7ClF2O3 |
|
|
Cabozantinib Impurity C |
|
|
 |
Nifedipine Impurity J |
114709-68-1 |
C16H17N3O5 |
 |
(3R,4R)-N,4-dimethyl-piperidin-3-amine |
1354469-76-3 |
C7H16N2 |
 |
Oxiracetam Impurity I |
142274-07-5 |
C7H9NO4 |
![4-{7H-ピロロ[2,3-D]ピリミジン-4-イル}-1H-ピラゾール](/CAS/20180601/GIF/952518-97-7.gif) |
4-{7H-ピロロ[2,3-D]ピリミジン-4-イル}-1H-ピラゾール |
952518-97-7 |
C9H7N5 |
|
|
PalBociclib Impurity 4 |
|
|
 |
5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde |
881676-90-0 |
C16H12N2O3S |
|
|
Plerixafor Impurity 4 |
|
|
 |
3-Piperidinemethanol, 4-(4-fluorophenyl)-1-methyl-, (3R,4R)- |
100332-12-5 |
C13H18FNO |
|
|
Posaconazole Impurity 29 |
|
|
 |
Pyridine, 4-chloro-2-(chloromethyl)-3-methyl- |
168167-48-4 |
C7H7Cl2N |
|
|
Posaconazole Impurity 34 |
|
|
|
|
Posaconazole Impurity 58 |
|
|
 |
Pregabalin Impurity 4 |
1955498-14-2 |
C10H22ClNO2 |
|
|
Rabeprazole Impurity 17 |
|
|
|
|
SofosBuvir Impurity 14 |
|
|
|
|
sofosBuvir Impurity 34 |
|
|
|
|
SofosBuvir Impurity 50 |
|
|
|
|
SofosBuvir Impurity 56 |
|
|
 |
Tofacitinib impurity T |
1092578-43-2 |
C16H20N6O |
 |
Valsartan Impurity 39 |
|
C24H29N5O3 |
 |
Donepezil Impurity |
844694-84-4 |
C24H31NO2 |
 |
imp.E |
950781-89-2 |
C13H12F3N3O3 |
 |
Lidocaine EP Impurity |
31785-64-5 |
C12H18N2O.ClH |
 |
Prucalopride Impurity 1 |
1900715-96-9 |
C18H24ClN3O3 |
 |
3-(5-CHLOROPYRID-2-YL)CARBAMOYLPYRAZINE-2-CARBOXYLIC ACID(WXG01564) |
43200-83-5 |
C11H7ClN4O3 |
|
|
Ampicillin Impurity Q |
|
|
|
|
Cefdinir Impurity PQ(CP) |
|
|
|
|
Cefdinir Impurity IJKL |
|
|
|
|
Ceftazidime Impurity A (EP) |
|
|
|
|
Oxacillin Sodium Impurity E(EP) |
|
|
|
|
Spectinomycin Impurity B |
|
|
![8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride](/CAS/20180528/GIF/2143944-64-1.gif) |
8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride |
2143944-64-1 |
C16H21N2S+ |
 |
Ticagrelor Related Compound 14 |
2056269-94-2 |
C23H28F2N6O4S |
 |
Cefoxitin impurity E |
2395025-32-6 |
C17H19N3O8S2 |
|
|
(R)-5-(2-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-1-methoxyethyl)-8-hydroxyquinolin-2(1H)-one |
|
|
|
|
Tafluprost Impurity 18 |
|
|
|
|
Rosuvastatin Impurity 161 |
|
|
|
|
Rosuvastatin Impurity 155 |
|
|
|
|
Rosuvastatin Impurity 146 |
|
|
|
|
Rosuvastatin Impurity 126 |
|
|
![(1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen -2-yl)acetate](/CAS/20211123/GIF/29461-90-3.gif) |
(1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-di(thiophen -2-yl)acetate |
29461-90-3 |
C18H21NO3S2 |
|
|
Digoxin Impurity 2 |
|
|
 |
2′-デオキシウリジン 5′-三リン酸 ナトリウム塩 溶液 |
94736-09-1 |
C9H16N2NaO14P3 |
 |
1,2,4-Triazolo(3,4-b)benzothiazole-5-methanol |
69243-49-8 |
C9H7N3OS |
 |
Benzoicacid, 2-sulfino- |
13165-80-5 |
C7H6O4S |
 |
Benzenemethanamine, a-ethyl-N,N-dimethyl- |
3330-05-0 |
C11H17N |
 |
CIS-1,2-BIS(AMINOMETHYL)CYCLOBUTANE |
15286-88-1 |
C6H14N2 |
|
|
Flomoxef oxidation impurities |
|
|
|
|
Toltrazuril Impurity 1 |
|
|
|
|
Cetrorelix Impurity 21 |
|
|
|
|
Brivaracetam Impurity 43 |
|
|
|
|
Canagliflozin Impurity 25 Complete Set |
|
|
|
|
Peramivir Intermediate Impurity 37 |
|
|
|
|
Peramivir Diastereomer Impurity 1 |
|
|
|
|
Vinpocetine impurity 18 drops |
|
|
|
|
Canagliflozin Impurities 999 |
|
|
|
|
1,4,8,11-tetraazacyclotetradecane sodium chelation |
|
|
 |
4-Methoxy-2,3,5-trimethylpyride-N-oxide |
86604-80-0 |
C9H13NO2 |
 |
1-BOC-4-(5-NITRO-2-PYRIDYL)PIPERAZINE |
193902-78-2 |
C14H20N4O4 |
|
|
Relugolix Impurity 25 |
|
|
|
|
Lumateperone Impurity 5 |
|
|
|
|
Sugammadex Sodium Impurity ORG139131-1 |
|
|
|
|
2-[4-(Azidomethyl)phenyl]benzoic acid |
|
|
![2-[(2-AZIDOETHOXY)METHYL]-4-(2-CHLOROPHENYL)-3-ETHOXYCARBONYL-5-METHOXYCARBONYL)-6-METHYL-1,4-DIHYDROPYRIDINE](/CAS/GIF/88150-46-3.gif) |
2-[(2-AZIDOETHOXY)METHYL]-4-(2-CHLOROPHENYL)-3-ETHOXYCARBONYL-5-METHOXYCARBONYL)-6-METHYL-1,4-DIHYDROPYRIDINE |
88150-46-3 |
C20H23ClN4O5 |
|
|
((6aR,9R,10aR)-7-methyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinolin-9-yl)methanol acetic acid salt |
|
|
|
|
Brivaracetam Impurity 56 |
|
|
|
|
Oxytocin Impurity 3 |
|
|
|
|
Rosuvastatin Impurity 158 |
|
|
|
|
Rosuvastatin Impurity 139 |
|
|
|
|
Rosuvastatin Impurity 124 |
|
|
 |
(1R,4R)-1-(メチルアミノ)-4-(3,4-ジクロロフェニル)テトラリン |
79617-95-1 |
C17H17Cl2N |
|
|
Ertapenem Impurity A(USP) |
|
|
![D-Glutamic acid, 4-(cyanomethyl)-N-[(1,1-dimethylethoxy)carbonyl]-, 1,5-dimethyl ester, (4S)-rel-](/CAS/20210305/GIF/2740644-40-8.gif) |
D-Glutamic acid, 4-(cyanomethyl)-N-[(1,1-dimethylethoxy)carbonyl]-, 1,5-dimethyl ester, (4S)-rel- |
2740644-40-8 |
C14H22N2O6 |
|
|
2-hydroxy-3-oxobutyl 2-ethoxy-1-((2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate |
|
|
 |
Ivabradine Bisbenzazepine Analog |
2731089-65-7 |
C27H34N2O6 |
|
|
2-(2-ethoxy-3-((4-ethylpiperazin-1-yl)sulfonyl)phenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one |
|
|
|
|
Bumetanide Photodegradable Impurity 15 |
|
|
|
|
Bisoprolol Impurity 48 |
|
|
![Cyclopentanecarboxylic acid, 3-[(1S)-1-(acetylamino)-2-ethylbutyl]-4-amino-2-hydroxy-, methyl ester, (1S,2S,3R,4R)-, mono(trifluoroacetate) (salt) (9CI)](/CAS/20211123/GIF/357448-34-1.gif) |
Cyclopentanecarboxylic acid, 3-[(1S)-1-(acetylamino)-2-ethylbutyl]-4-amino-2-hydroxy-, methyl ester, (1S,2S,3R,4R)-, mono(trifluoroacetate) (salt) (9CI) |
357448-34-1 |
C17H29F3N2O6 |
|
|
Faropenem Impurity AB |
|
|
|
|
Nirmatrelvir Impurity 9 |
|
|
 |
4-nitro-1H-Imidazole-2-carboxaldehyde |
33543-81-6 |
C4H3N3O3 |
 |
1-CHLOROMETHYL-2,3,4-TRIMETHOXYBENZENE |
1133-49-9 |
C10H13ClO3 |
|
|
Bumetanide Impurity 19 |
|
|
|
|
Rocuronium Bromide Impurity 26 、27 |
|
|
|
|
Roxadustat Impurity 20 |
|
|
|
|
Ruxolitinib Impurity |
|
|
|
|
Sitagliptin Impurity 82 |
|
|
|
|
Oxacillin USP Impurity D |
|
|
|
|
Oxacillin sodium EP impurity B |
|
|
|
|
Meropenem Impurity MAP-B |
|
|
![(S)-2-ヒドロキシ-2-[[9,11-ジヒドロ-8-(ヒドロキシメチル)-9-オキソインドリジノ[1,2-b]キノリン]-7-イル]酪酸ナトリウム](/CAS/GIF/25387-67-1.gif) |
(S)-2-ヒドロキシ-2-[[9,11-ジヒドロ-8-(ヒドロキシメチル)-9-オキソインドリジノ[1,2-b]キノリン]-7-イル]酪酸ナトリウム |
25387-67-1 |
C20H17N2NaO5 |
 |
(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-L-cysteine |
2238849-52-8 |
C13H15N3O3S |