| Structure |
Chemical Name |
CAS |
MF |
 |
Imatinib Impurity 2 |
1384131-91-2 |
C7H11NO |
 |
Mirabegron M5 (YM-538852) |
1365244-63-8 |
C18H22N2O2 |
 |
Sofosbuvir Impurity 6 |
|
|
 |
Vonoprazan Impurity 2 |
881733-36-4 |
C17H16FN3O2S |
 |
Atomoxetine EP impurity A |
56161-70-7 |
C16H19NO |
|
|
Cinacalcet Impurity 21 |
|
|
|
|
Dasatinib Impurity D |
|
|
 |
Doxofylline Impurity 1 |
1429636-74-7 |
C10H16N4O3 |
 |
Isopropyl4-hydroxy-3,5-diisopropylbenzoate |
2095678-97-8 |
C16H24O3 |
 |
Sitagliptin EP Impurity B |
1345822-87-8 |
C16H19F5N5O5P |
|
|
Trospium Impurity |
|
|
 |
Vildagliptin Related Compound A |
741657-02-3 |
C17H25N3O |
 |
2-amino-9-((1R,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one hydrate |
1367369-78-5 |
C12H15N5O3 |
 |
Moxifloxacin Impurity 6 |
849770-49-6 |
C25H29BFN3O8 |
![4-オキソ-6-フルオロ-7-(7-アミノ-5-アザスピロ[2.4]ヘプタン-5-イル)-1,4-ジヒドロ-3-キノリンカルボン酸](/CAS/20210111/GIF/500295-83-0.gif) |
4-オキソ-6-フルオロ-7-(7-アミノ-5-アザスピロ[2.4]ヘプタン-5-イル)-1,4-ジヒドロ-3-キノリンカルボン酸 |
500295-83-0 |
C16H16FN3O3 |
![1-benzylpiperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate](/CAS/20180703/GIF/171723-80-1.gif) |
1-benzylpiperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate |
171723-80-1 |
C25H26N2O2 |
|
|
Merariveron impurity C |
|
|
|
|
Cefazoline Impurity A |
|
|
|
|
Febuxostat Impurity 92 |
|
|
 |
Fluconazole Impurity N |
|
C13H12F2N6O |
 |
Ibrutinib Impurity 25 |
2052279-48-6 |
C28H28N6O4 |
|
|
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 |
|
|
|
|
Rifaximin impurity A |
|
|
![4,5,6,7-Tetrahydro-thieno[3,2-c]pyridin-2-ol 2-acetate](/CAS/20180703/GIF/1151904-85-6.gif) |
4,5,6,7-Tetrahydro-thieno[3,2-c]pyridin-2-ol 2-acetate |
1151904-85-6 |
C9H11NO2S |
![ethyl (R)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate](/CAS/20180703/GIF/110548-06-6.gif) |
ethyl (R)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate |
110548-06-6 |
C15H13F2NO4 |
 |
Tofacitinib Impurity 44 |
2374700-39-5 |
C13H19N5 |
|
|
Trelagliptin Impurity 24 |
|
|
 |
dimethyl 3- isobutylpentanedioate |
145328-03-6 |
C11H20O4 |
![Phenol, 4-chloro-3-[(4-ethoxyphenyl)methyl]-](/CAS/20180601/GIF/1408077-50-8.gif) |
Phenol, 4-chloro-3-[(4-ethoxyphenyl)methyl]- |
1408077-50-8 |
C15H15ClO2 |
![2-amino-9-((3aS,4S,6S,6aR)-3a,6-dihydroxyhexahydro-1H-cyclopenta[c]furan-4-yl)-1,9-dihydro-6H-purin-6-one](/CAS/20180601/GIF/1984788-96-6.gif) |
2-amino-9-((3aS,4S,6S,6aR)-3a,6-dihydroxyhexahydro-1H-cyclopenta[c]furan-4-yl)-1,9-dihydro-6H-purin-6-one |
1984788-96-6 |
C12H15N5O4 |
|
|
Ampicillin Impurity C |
|
|
|
|
Ampicillin Impurity O |
|
|
![(4R,5R,6S)-4-nitrobenzyl 6-((R)-1-hydroxyethyl)-4-methyl-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylate](/CAS/20180601/GIF/104873-15-6.gif) |
(4R,5R,6S)-4-nitrobenzyl 6-((R)-1-hydroxyethyl)-4-methyl-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylate |
104873-15-6 |
C17H18N2O7 |
|
|
Lesinurad Impurity |
|
|
![7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-(5-chloro-2-ethoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-](/CAS/20180601/GIF/1829588-57-9.gif) |
7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-(5-chloro-2-ethoxyphenyl)-1,6-dihydro-1-methyl-3-propyl- |
1829588-57-9 |
C17H19ClN4O2 |
|
|
Cefminox sodium impurities Ⅲ |
|
|
 |
Canagliflozin Impurity 18 |
1951467-29-0 |
C24H25FO6S |
 |
Fosaprepitant Impurity 6 |
327623-34-7 |
C21H19F6NO3 |
 |
Ivabradine Impurity 16 HCl |
304464-98-0 |
C26H34N2O5 |
|
|
Moxifloxacin EP Impurity A HCl |
|
|
 |
O-DesMethyl Urapidil |
91453-03-1 |
C19H27N5O3 |
 |
(1R,3R,4R)-エンテカビル |
1367369-76-3 |
C12H15N5O3 |
![5-(5-chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate](/CAS/20150408/GIF/1056459-37-0.gif) |
5-(5-chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate |
1056459-37-0 |
C20H21ClFNO3S |
 |
Linagliptin iMpurity |
2140263-92-7 |
C25H28N8O2 |
![1-(2-フルオロベンジル)-1H-ピラゾロ[3,4-b]ピリジン-3-カルボアミド](/CAS/20150408/GIF/256376-62-2.gif) |
1-(2-フルオロベンジル)-1H-ピラゾロ[3,4-b]ピリジン-3-カルボアミド |
256376-62-2 |
C14H11FN4O |
 |
cefaclor iMpurity H |
|
C4H6N4O3S2 |
|
|
Tadalafil iMpurity E |
|
|
 |
4-(4-ヒドロキシ-3-ヨードフェノキシ)-3,5-ジヨードベンゼンプロピオン酸 |
51-26-3 |
C15H11I3O4 |
 |
Cytidine,N-benzoyl-2^-C-Methyl-,3^,5^-dibenzoate(9CI) |
863329-64-0 |
C31H27N3O8 |
 |
1-Pyrrolidinecarboxylic acid, 4-oxo-2-(3-thiazolidinylcarbonyl)-, 1,1-diMethylethyl ester, (2R)- |
1415908-67-6 |
C13H20N2O4S |
 |
FaMotidine iMpurity |
130463-35-3 |
C5H8N4S2.Na |
|
|
Nitrendipine iMpurity |
|
|
 |
TraMadol EP IMpurity-C |
66170-31-8 |
C16H24ClNO |
|
|
ChlorphenaMine IMpurity B |
|
|
 |
Clozapine EP IMpurity D |
65514-71-8 |
C18H21ClN4O |
|
|
Febuxostat IMpurity (2-(3-carboxy-4-isobutyloxyphenyl)-4-Methylthiazole-5-carboxylic acid) |
|
|
 |
Fluconazole IMpurity I |
|
C13H12F2N6O |
 |
IMidafenacin Related CoMpound 1 (4-(1H-IMidzol-1-yl)-2,2-DiphenylbutanaMide) |
170105-20-1 |
C19H19N3O |
 |
IMidafenacin Related CoMpound 6 (4-AcetiMidoylaMino-2,2-DiphenylbutanaMide) |
503598-33-2 |
C18H21N3O |
 |
Lansoprazole IMpurity H |
1346598-28-4 |
C23H16F3N5OS |
 |
LevetiracetaM IMurity (L-2-AMinobutanaMide HCl,S-2-AMinobutanaMide HCl) |
1933471-30-7 |
C8H14N2O3 |
 |
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 |
|
|
|
|
(1S,7S,8S,8aR)-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran- 2-yl)ethyl)-3,7-dimethyl-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl 2,2-dimethylbutanoate |
|
|
|
|
Perospirone Impurity 21 |
|
|
|
|
Perospirone Impurity 11 |
|
|
|
|
Dolutegravir Impurity 21 |
|
|
|
|
Related impurities of fluoxetine sodium 6 |
|
|
|
|
Fondaparinux sodium impurity 7 |
|
|
|
|
Fondaparinux sodium impurity 3 |
|
|
|
|
Oxacillin sodium Impurity B |
|
|
|
|
Revefenacin Impurity 21 |
|
|
 |
Paroxetine EP Impurity H HCl |
503834-41-1 |
C19H23ClFNO |
 |
Solifenacin Related Compound 13 |
1251905-45-9 |
C17H17NO2 |
![1-(3-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboximidamide](/CAS/20180601/GIF/2101651-50-5.gif) |
1-(3-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboximidamide |
2101651-50-5 |
C14H12FN5 |
 |
N1-(4-chlorophenyl)-3,12-diimino-N14-phenyl-2,4,11,13-Tetraazatetradecanediimidamide |
152504-12-6 |
C22H31ClN10 |
 |
N-エチル-N-メチルカルバモイルクロリド |
42252-34-6 |
C4H8ClNO |
 |
Cisatracurium-20-methyl Dibenzenesulfonate |
1193104-85-6 |
C60H79N2O15S+ |
![(3S)-N-[(1R)-1-フェニルエチル]-1-アザビシクロ[2.2.2]オクタン-3-アミン二塩酸塩](/CAS/GIF/128311-06-8.gif) |
(3S)-N-[(1R)-1-フェニルエチル]-1-アザビシクロ[2.2.2]オクタン-3-アミン二塩酸塩 |
128311-06-8 |
C15H24Cl2N2 |
 |
GURKHSYORGJETM-MGDILKBHSA-N |
1992961-26-8 |
C33H39ClN4O6 |
 |
DVCUGHHGLKCBMT-QVDQXJPCSA-N |
1356353-76-8 |
C15H24N6O6 |