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Structure Chemical Name CAS MF
Metronidazole Impurity 1 Metronidazole Impurity 1
Butyl Itraconazole Butyl Itraconazole 89848-51-1 C35H38Cl2N8O4
Parecoxib Impurity 16 Parecoxib Impurity 16 2235371-89-6 C19H18N2O4S
16Β-21-プロピオン酸ベタメタゾン9,11-エポキシド 16Β-21-プロピオン酸ベタメタゾン9,11-エポキシド 205105-83-5 C25H32O6
8-Methoxyquinolin-2(1H)-one 8-Methoxyquinolin-2(1H)-one 22614-69-3 C10H9NO2
7-Bromo Epinastine 7-Bromo Epinastine 1217052-16-8 C16H14BrN3
Rosuvastatin Impurity 54 Rosuvastatin Impurity 54
Vonoprazan Fumarate Impurity 6 Vonoprazan Fumarate Impurity 6 2250243-23-1 C33H27F2N5O4S2
1,3-ビス[4-(2-メトキシエチル)フェノキシ]-2-プロパノール 1,3-ビス[4-(2-メトキシエチル)フェノキシ]-2-プロパノール 230975-30-1 C21H28O5
5-Deshydroxymethyl-5-chloro Losartan (Losartan Impurity K) 5-Deshydroxymethyl-5-chloro Losartan (Losartan Impurity K) 1159977-26-0 C21H20Cl2N6
3-((3aS,4R,6S,6aR)-6-(2-hydroxyethoxy)-2,2-dimethyltetrahydro- 4H-cyclopenta[d][1,3]dioxol-4-yl)-5-(propylthio)-3H-[1,2,3] triazolo[4,5-d]pyrimidin-7-ol 3-((3aS,4R,6S,6aR)-6-(2-hydroxyethoxy)-2,2-dimethyltetrahydro- 4H-cyclopenta[d][1,3]dioxol-4-yl)-5-(propylthio)-3H-[1,2,3] triazolo[4,5-d]pyrimidin-7-ol 1456538-51-4 C17H25N5O5S
Prasugrel Impurity 15 Prasugrel Impurity 15
Desfluoro Fluvoxamine Desfluoro Fluvoxamine 1217214-94-2 C15H22F2N2O2
Pregabalin Impurity 18 Pregabalin Impurity 18 1621171-19-4 C9H15NO2
Nilotinib N-Oxide Nilotinib N-Oxide 1246817-85-5 C28H22F3N7O2
Pregabalin Impurity 23 Pregabalin Impurity 23
Bis[(2-guanidino-4-thiazolyl)methyl]disulfide (85%)(Famotidine Impurity) Bis[(2-guanidino-4-thiazolyl)methyl]disulfide (85%)(Famotidine Impurity) 129083-44-9 C10H14N8S4
Butylphthalide impurity Butylphthalide impurity 16692-58-3 C12H14O2
2-(((3aR,4S,6R,6aS)-6-(7-aMino-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-2,2-diMethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)ethanol 2-(((3aR,4S,6R,6aS)-6-(7-aMino-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-2,2-diMethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)ethanol 1858267-99-8 C17H26N6O4S
Piperacillin Impurity 6 Piperacillin Impurity 6
Bosutinib Impurity 5 Bosutinib Impurity 5 1391063-17-4 C26H29Cl2N5O3
Levomilnacipran impurity Levomilnacipran impurity
Sofosbuvir IMpurity 4 Sofosbuvir IMpurity 4
1,3-bis(4-isobutylphenyl)butan-1-one 1,3-bis(4-isobutylphenyl)butan-1-one C24H32O
6-isobutyl-3-methyl-2,3-dihydro-1H-inden-1-one 6-isobutyl-3-methyl-2,3-dihydro-1H-inden-1-one 1340024-54-5 C14H18O
2-(2-ピリジニルアミノ)グリオキシル酸エチル 2-(2-ピリジニルアミノ)グリオキシル酸エチル 41374-72-5 C9H10N2O3
Canagliflozin Impurity 18 Canagliflozin Impurity 18
Canagliflozin Impurity 23 Canagliflozin Impurity 23
Carfilzomib Impurity 4 Carfilzomib Impurity 4
Lenvatinib Impurity 2 Lenvatinib Impurity 2 2380197-90-8 C28H22ClN5O5
FeBuxostat Impurity 33 FeBuxostat Impurity 33 100118-38-5 C12H14O5
(S)-3-(4-phenoxyphenyl)-1-(piperidin-3-yl) (S)-3-(4-phenoxyphenyl)-1-(piperidin-3-yl) 1642630-12-3 C22H22N6O
Latamoxef Impurity 1 Latamoxef Impurity 1 75007-70-4 C19H20N6O7S
Amlodipine iMpurity K Amlodipine iMpurity K 1809326-44-0 C18H21ClN2O5
Cabozantinib impurity 4 Cabozantinib impurity 4 95932-39-1 C11H15NO3
Rosuvastatin EP Impurity C Rosuvastatin EP Impurity C 1620823-61-1 C22H27FN3NaO6S
4-(フェニルアミノ)-6,7-ビス(2-メトキシエトキシ)キナゾリン 4-(フェニルアミノ)-6,7-ビス(2-メトキシエトキシ)キナゾリン 1145671-52-8 C20H23N3O4
(3R,4R,5S)-ethyl 4-acetamido-5-amino-3-isopropoxycyclohex-1-enecarboxylate (3R,4R,5S)-ethyl 4-acetamido-5-amino-3-isopropoxycyclohex-1-enecarboxylate 1052063-36-1 C14H24N2O4
4-(N-(tert-butyl)acetamido)-5-(diallylamino)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate 4-(N-(tert-butyl)acetamido)-5-(diallylamino)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate 941296-96-4 C16H28N2O4
(2R,5S)-5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid (2R,5S)-5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid C8H8FN3O4S
Amlodipine Impurity 10 Amlodipine Impurity 10 2170104-51-3 C26H31ClN2O8S
Clopidogrel Impurity 8 Clopidogrel Impurity 8 C15H14ClNO2S
Nilotinib genotoxic impurity 3 Nilotinib genotoxic impurity 3 915711-42-1 C19H17F3N4O
Dapagliflozin Open Ring Dapagliflozin Open Ring 2100872-88-4 C21H27ClO7
Rortezide impurity Rortezide impurity
Cabozantinib Impurity A Cabozantinib Impurity A
Loxoprofen Impurity E Loxoprofen Impurity E
(R)-4-Propylpyrrolidin-2-one (R)-4-Propylpyrrolidin-2-one 930123-37-8 C7H13NO
Rocuronium Bromide Intermediate B Impurity E-1 Rocuronium Bromide Intermediate B Impurity E-1 1190105-60-2 C29H48N2O3
4-Chloro-2-propylsulfanyl-pyrimidine 4-Chloro-2-propylsulfanyl-pyrimidine 1351990-36-7 C7H9ClN2S
benzyl (S)-2-(2-(benzofuran-6-carbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxamido)-3-(3-(methylsulfonyl)phenyl)propanoate benzyl (S)-2-(2-(benzofuran-6-carbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxamido)-3-(3-(methylsulfonyl)phenyl)propanoate 1194550-67-8 C36H30Cl2N2O7S
D-Proline, 1-[(2S)-3-mercapto-2-methyl-1-oxopropyl]- D-Proline, 1-[(2S)-3-mercapto-2-methyl-1-oxopropyl]- 119238-52-7 C9H15NO3S
2,4(1H,3H)-Pyrimidinedione,5-fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-, (2S-cis)- (9CI) 2,4(1H,3H)-Pyrimidinedione,5-fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-, (2S-cis)- (9CI) 145281-92-1 C8H9FN2O4S
Cyclopentanecarboxylic acid, 1-[(1-oxopentyl)amino]- Cyclopentanecarboxylic acid, 1-[(1-oxopentyl)amino]- 15026-80-9 C11H19NO3
2-Pyrrolidinone, 3,4-dihydroxy-5-(hydroxymethyl)-, (3R,4R,5R)- (9CI) 2-Pyrrolidinone, 3,4-dihydroxy-5-(hydroxymethyl)-, (3R,4R,5R)- (9CI) 155102-96-8 C5H9NO4
Bumetanide Impurity 24 Bumetanide Impurity 24
Rocuronium Bromide Impurity 37、38、39 Rocuronium Bromide Impurity 37、38、39
Ritonavir EP Impurity HIJ Ritonavir EP Impurity HIJ
Crisaborole Impurity 42 Crisaborole Impurity 42
Perospirone Impurity 26 Perospirone Impurity 26
Paxlovid Impurity 15 Paxlovid Impurity 15
3-(2-(cyclopent-2-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide 3-(2-(cyclopent-2-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide
Canagliflozin Impurity 84 Canagliflozin Impurity 84
Fondaparinux sodium impurity 18 Fondaparinux sodium impurity 18
Fondaparinux sodium impurity 13 Fondaparinux sodium impurity 13
Lasmiditan Impurity 1 Lasmiditan Impurity 1
(5R,6R)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one (5R,6R)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one
Olodaterol Impurity 22 Olodaterol Impurity 22
Olodaterol Impurity 25 Olodaterol Impurity 25
32,43,50-Tricarboxy-cyanoco balamin 32,43,50-Tricarboxy-cyanoco balamin
(S)-Azelastine (S)-Azelastine 143228-85-7 C22H24ClN3O
Relugolix Impurity 92 Relugolix Impurity 92
N-Desethyl Vardenafil N-Desethyl Vardenafil 448184-46-1 C21H28N6O4S
O-デスメチルゲフィチニブ O-デスメチルゲフィチニブ 847949-49-9 C21H22ClFN4O3
N-デメチルシルデナフィルピラゾール N-デメチルシルデナフィルピラゾール 139755-95-6 C21H28N6O4S
S-(-)-Tolterodine S-(-)-Tolterodine 124937-53-7 C22H31NO
ゾルミトリプタンN-オキシド ゾルミトリプタンN-オキシド 251451-30-6 C16H21N3O3
L-Phenylalanine, N-L-leucyl-, methyl ester L-Phenylalanine, N-L-leucyl-, methyl ester 38155-18-9 C16H24N2O3
Ethanol, 2-[(2-chloroethyl)amino]- Ethanol, 2-[(2-chloroethyl)amino]- 3890-98-0 C4H10ClNO
2-[(2-フリルメチル)アミノ]-5-スルファモイル安息香酸 2-[(2-フリルメチル)アミノ]-5-スルファモイル安息香酸 4818-85-3 C12H12N2O5S
2H-1,3-ベンゾジオキソール-4-オール 2H-1,3-ベンゾジオキソール-4-オール 69393-72-2 C7H6O3
1H-Benzimidazole, 6-bromo-2-methyl-4-(phenylmethoxy)- 1H-Benzimidazole, 6-bromo-2-methyl-4-(phenylmethoxy)- 774582-60-4 C15H13BrN2O
2-Diethylamino-N-(2,5-dimethyl-phenyl)-acetamide 2-Diethylamino-N-(2,5-dimethyl-phenyl)-acetamide 857570-37-7 C14H22N2O
(S)‐1‐ベンジル‐3‐N‐BOC‐アミノピペリジン (S)‐1‐ベンジル‐3‐N‐BOC‐アミノピペリジン 216854-24-9 C17H26N2O2
(Z)-methyl 3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate (Z)-methyl 3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate 1987887-92-2 C24H21N3O3
1-(prop-1-en-2-yl)-3-(2-(4-(3-(trifluoromethyl)phenyl)piperazin-1-yl)ethyl)-1H-benzo[d]imidazol-2(3H)-one 1-(prop-1-en-2-yl)-3-(2-(4-(3-(trifluoromethyl)phenyl)piperazin-1-yl)ethyl)-1H-benzo[d]imidazol-2(3H)-one 1971858-36-2 C23H25F3N4O
2-[3-(メチルアミノ)-1-(チオフェン-2-イル)プロピル]ナフタレン-1-オール 2-[3-(メチルアミノ)-1-(チオフェン-2-イル)プロピル]ナフタレン-1-オール 1033803-59-6 C18H19NOS
Bendamustine Desmethyl Impurity Bendamustine Desmethyl Impurity 41515-13-3 C15H19Cl2N3O2
ボセンタン関連化合物B (4-(TERT-ブチル)-N-[6-ヒドロキシ-5-(2-メトキシフェノキシ)-(2,2'-ビピリミジン)-4-イル]ベンゼンスルホンアミド) ボセンタン関連化合物B (4-(TERT-ブチル)-N-[6-ヒドロキシ-5-(2-メトキシフェノキシ)-(2,2'-ビピリミジン)-4-イル]ベンゼンスルホンアミド) 174227-14-6 C25H25N5O5S
BenzaMide, N-[1-(3,5-di-O-benzoyl-2-C-Methyl-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyriMidinyl]- BenzaMide, N-[1-(3,5-di-O-benzoyl-2-C-Methyl-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyriMidinyl]- 863329-62-8 C31H27N3O8
Fosfluconazole iMpurity Fosfluconazole iMpurity
Cinacalcet Impurity D Cinacalcet Impurity D 1271930-15-4 C32H31F6N
BendaMustine Dihydroxy IMpurity BendaMustine Dihydroxy IMpurity 109882-29-3 C16H24ClN3O4
BroMocriptine IMpurity G BroMocriptine IMpurity G C32H40BrN5O5
Captopril IMpurity H Captopril IMpurity H 205521-07-9 C15H23NO5S2
Cefdinir IMpurity 3 (Cefdinir Decarboxy Open Ring Lactone (Mixture of A and B)) Cefdinir IMpurity 3 (Cefdinir Decarboxy Open Ring Lactone (Mixture of A and B)) 178949-04-7 C13H15N5O4S2
Ceftriaxone IMpurit D Ceftriaxone IMpurit D
Ciprofloxacin Related CoMpound Ciprofloxacin Related CoMpound 528851-30-1 C15H17Cl2N3O3
Dasatinib IMpurity 4 Dasatinib IMpurity 4
Deferasirox Methyl Ester Deferasirox Methyl Ester 1266741-05-2 C22H17N3O4
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