Structure |
Chemical Name |
CAS |
MF |
 |
Ramosetron Impurity 13 |
183613-77-6 |
C17H13N3O |
 |
Sitafloxacin Impurity 2 |
|
|
 |
Sitagliptin Impurity 10 |
1253056-01-7 |
C16H14F6N4O2 |
 |
SofosBuvir Impurity 18 |
|
|
 |
sofosBuvir Impurity 35 |
|
|
 |
SofosBuvir Impurity 51 |
|
|
 |
SofosBuvir Impurity 58 |
|
|
 |
Sulbactam EP Impurity G |
|
|
 |
Ticagrelor impurity 21 |
|
|
 |
Tirofiban Impurity 13 |
|
C27H45N3O3 |
 |
Tofacitinib impurity U |
|
|
 |
Vortioxetine impurity S |
1815608-51-5 |
C18H22N2S |
 |
Linagliptin N-Acetyl Impurity |
1803079-49-3 |
C27H30N8O3 |
![(1R,3R)-1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid](/CAS/20180601/GIF/474668-76-3.gif) |
(1R,3R)-1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid |
474668-76-3 |
C19H16N2O4 |
 |
Lidocaine Impurity |
70336-49-1 |
C20H22N2O2 |
 |
E-テリフルノミド |
214782-56-6 |
C12H9F3N2O2 |
 |
Ampicillin Impurity R |
|
|
 |
Spectinomycin Impurity C |
|
|
![(1R)-1-[(3,4-ジメトキシフェニル)メチル]-6,7-ジメトキシ-2-メチル-1,2,3,4-テトラヒドロイソキノリン](/CAS/20200331/GIF/85-63-2.gif) |
(1R)-1-[(3,4-ジメトキシフェニル)メチル]-6,7-ジメトキシ-2-メチル-1,2,3,4-テトラヒドロイソキノリン |
85-63-2 |
C21H27NO4 |
 |
Linagliptin Impurity P |
|
|
 |
Linagliptin Impurity U |
|
|
 |
(R)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzoic acid |
1917324-15-2 |
C18H21FN4O4 |
 |
N1,N4-bis((R)-1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)succinamide |
|
C40H42F2N10O6 |
![ethyl ((1R,3aR,4aR,6S,8aR,9S,9aS)-9-((E)-2-(5-(3-fluorophenyl)pyridin-2-yl)vinyl)-1-methyl-3-oxododecahydronaphtho[2,3-c]furan-6-yl)carbamate](/CAS/20180703/GIF/618385-10-7.gif) |
ethyl ((1R,3aR,4aR,6S,8aR,9S,9aS)-9-((E)-2-(5-(3-fluorophenyl)pyridin-2-yl)vinyl)-1-methyl-3-oxododecahydronaphtho[2,3-c]furan-6-yl)carbamate |
618385-10-7 |
C29H33FN2O4 |
 |
(2R)-2-deoxy-2-fluoro-2-methyl-α/β-D-erythro-pentofuranosyl chloride-3,5-dibenzoate |
1621160-31-3 |
C20H18ClFO5 |
 |
Etoricoxib Impurity 17 |
|
|
 |
Ibrutinib Impurity 3 |
1226872-27-0 |
C25H26N6O4 |
 |
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 |
 |
Amifostine Impurity 2 |
|
|
 |
Brexpiprazole Impurity |
2138169-93-2 |
C41H47N5O2S2 |
 |
Cefoxitin impurity EF |
|
|
 |
Tenofovir Impurity 38 |
161760-09-4 |
C8H11O6PS |
 |
N-(4-methyl-3-(3-(4-((4-methylpiperazin-1-yl)methyl)benzoyl)guanidino)phenyl)-4-(4-methylpiperazin-1-yl)benzamide |
|
C33H42N8O2 |
 |
XMUJPIDSOJTMMS-VTBMCCKRSA-N |
212505-49-2 |
C21H30O3 |
 |
XLMHAABXFLIUNQ-UHFFFAOYSA-N |
368451-15-4 |
C24H26O3 |
 |
クロルフェニラミンN-オキシド DIHYDROCHLORIDE |
120244-82-8 |
C16H19ClN2O |
 |
4-メチル-1-ピペラジンカルボニルクロリド |
39539-66-7 |
C6H11ClN2O |
 |
Empagliflozin Impurity POE |
|
|
 |
Febuxostat Impurity 73 |
|
|
 |
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](/) |
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 |
|
|
 |
INDEX NAME NOT YET ASSIGNED |
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](/) |
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 |
|
|
 |
Merariveron impurity C |
|
|
 |
Cefazoline Impurity A |
|
|
 |
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 |
|
|
 |
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 |