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Structure Chemical Name CAS MF
ニトロスカネイト ニトロスカネイト 19881-18-6 C13H8N2O3S
(R)-3-((R)-2-cyclopentyl-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium (R)-3-((R)-2-cyclopentyl-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium C19H28NO3+
Bortezomib Impurity W Bortezomib Impurity W
4-amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one compound with (2R,3S,4R,5S)-2-(hydroxymethyl)-5-methyltetrahydrofuran-3,4-diol 4-amino-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,3,5-triazin-2(1H)-one compound with (2R,3S,4R,5S)-2-(hydroxymethyl)-5-methyltetrahydrofuran-3,4-diol
Celecoxib Impurity 17 Celecoxib Impurity 17 2247197-65-3 C17H14F3N3O4S
Peramivir Impurity 33 Peramivir Impurity 33 2758048-78-9 C18H34N2O5
Levothyroxine EP Impurity B Levothyroxine EP Impurity B 1628720-66-0 C15H11ClI3NO4
(1S,2S,3R,5S)-3-(7-chloro-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol (1S,2S,3R,5S)-3-(7-chloro-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol C14H20ClN5O4S
Pramipexole impurity II Pramipexole impurity II
Flucloxacillin Impurity Flucloxacillin Impurity
Acetamide, N-[2-hydroxy-3-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]propyl]-N-(1-methylethyl)- Acetamide, N-[2-hydroxy-3-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]propyl]-N-(1-methylethyl)- 66722-65-4 C20H33NO5
4-(4-Piperidyl)-1-butanol 4-(4-Piperidyl)-1-butanol 57614-92-3 C9H19NO
Oseltamivir Impurity (MW:468Da) Oseltamivir Impurity (MW:468Da)
3-((3R,4R)-3-(7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-yl(methyl) amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile 3-((3R,4R)-3-(7H-[4,7'-bipyrrolo[2,3-d]pyrimidin]-4'-yl(methyl) amino)-4-methylpiperidin-1-yl)-3-oxopropanenitrile 2504210-48-2 C22H23N9O
Benzenepropanoic acid, α-[(cyclopropylamino)methylene]-2,4-difluoro-3-methoxy-β-oxo-, ethyl ester, (αZ)- Benzenepropanoic acid, α-[(cyclopropylamino)methylene]-2,4-difluoro-3-methoxy-β-oxo-, ethyl ester, (αZ)- 951313-24-9 C16H17F2NO4
4-アミノフルオレセイン 4-アミノフルオレセイン 3326-34-9 C20H13NO5
3-Pyridinecarboxamide, 5-chloro-N-[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]-6-(dimethylamino)- 3-Pyridinecarboxamide, 5-chloro-N-[4-(4-chloro-2-thienyl)-5-(4-cyclohexyl-1-piperazinyl)-2-thiazolyl]-6-(dimethylamino)- 2626934-45-8 C25H30Cl2N6OS2
Brivaracet amoxidation Impurity 2 Brivaracet amoxidation Impurity 2
24Dichloro-5methoxyacetanilide 24Dichloro-5methoxyacetanilide 65182-98-1 C9H9Cl2NO2
Apixaban Impurity 31 Apixaban Impurity 31 2458079-10-0 C27H30N4O6
N-(4-(2-Methyl-5,6-dihydro-4H-benzo[b]oxazolo[5,4-d]azepine-6-carbonyl)phenyl)-[1,1'-biphenyl]-2-carboxaMide N-(4-(2-Methyl-5,6-dihydro-4H-benzo[b]oxazolo[5,4-d]azepine-6-carbonyl)phenyl)-[1,1'-biphenyl]-2-carboxaMide 168626-93-5 C32H25N3O3
Sitafloxacin Impurity ZZ-B-01 Sitafloxacin Impurity ZZ-B-01
Hyoscine Butylbromide EP Impurity D Hyoscine Butylbromide EP Impurity D
Biotin Impurity Biotin Impurity 171232-73-8 C19H18N2O2S
N-(3R)-1-Azabicyclo[2.2.2]oct-3-yl-5,6,7,8-tetrahydro-1-naphthalenecarboxamide N-(3R)-1-Azabicyclo[2.2.2]oct-3-yl-5,6,7,8-tetrahydro-1-naphthalenecarboxamide 1374226-74-0 C18H24N2O
Liquiritigenin-7-O-apiosyl(1-2)-glucoside Liquiritigenin-7-O-apiosyl(1-2)-glucoside 135432-48-3 C26H30O13
Cilastatin Impurity H Cilastatin Impurity H
1-Ethyl-2-[[(2-methoxy-5-sulphamoyl 1-Ethyl-2-[[(2-methoxy-5-sulphamoyl
Levofloxacin Impurity 24 Levofloxacin Impurity 24 C18H20FN3O4
Avatrombopag Impurity 31 Avatrombopag Impurity 31
Rosuvastatin Impurity 138 Rosuvastatin Impurity 138
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzoic Acid 3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzoic Acid 358390-39-3 C18H20N4O4
2,4(1H,3H)-Pyrimidinedione, 6-[(3R)-3-amino-1-piperidinyl]-3-methyl- 2,4(1H,3H)-Pyrimidinedione, 6-[(3R)-3-amino-1-piperidinyl]-3-methyl- 2276323-24-9 C10H16N4O2
3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 153139-56-1 C16H20N2O
Cyclosporine iMpurity Cyclosporine iMpurity
2-クロロ-1,3-ジニトロベンゼン 2-クロロ-1,3-ジニトロベンゼン 606-21-3 C6H3ClN2O4
3-[(2-[(E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-3-IUM-2-YL)ETHENYL]-6-((E)-2-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]ETHYLIDENE)-4-METHYL-1-CYCLOHEXEN-1-YL)OXY]-1-PROPANESULFONATE 3-[(2-[(E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-3-IUM-2-YL)ETHENYL]-6-((E)-2-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]ETHYLIDENE)-4-METHYL-1-CYCLOHEXEN-1-YL)OXY]-1-PROPANESULFONATE C32H36N2O4S3
4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid 4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid 1926162-37-9 C32H42Cl4N6O4
3-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonaMide 3-(5-Methyl-3-phenylisoxazol-4-yl)benzenesulfonaMide C16H14N2O3S
Citalopram Impurity 14 Citalopram Impurity 14 1470362-85-6 C20H23FN2O2
Atracurium Impurity W Atracurium Impurity W
N-[5-[(1RS)-2-[benzyl[(1RS)-2-(4-methoxyphenyl)- 1-methylethyl]amino]-1-hydroxyethyl]-2- hydroxyphenyl]formamide N-[5-[(1RS)-2-[benzyl[(1RS)-2-(4-methoxyphenyl)- 1-methylethyl]amino]-1-hydroxyethyl]-2- hydroxyphenyl]formamide 2514947-17-0 C26H30N2O4
Bisoprolol Impurity 47 Bisoprolol Impurity 47
4-(3-メチルフェニル)-2H-ピリド[4,3-E]-1,2,4-チアジアジン-3(4H)-オン1,1-ジオキシド SODIUM SALT (TORSEMIDE IMPURITY) 4-(3-メチルフェニル)-2H-ピリド[4,3-E]-1,2,4-チアジアジン-3(4H)-オン1,1-ジオキシド SODIUM SALT (TORSEMIDE IMPURITY) 72810-61-8 C13H11N3O3S
4,4'-[[(1-メチルエチル)イミノ]ビス[(2-ヒドロキシ-3,1-プロパンジイル)オキシ]]ビス-ベンゼンアセトアミド (ATENOLOL IMPURITY F)アテノロール不純物F 4,4'-[[(1-メチルエチル)イミノ]ビス[(2-ヒドロキシ-3,1-プロパンジイル)オキシ]]ビス-ベンゼンアセトアミド (ATENOLOL IMPURITY F)アテノロール不純物F 87619-83-8 C25H35N3O6
Ibuprofen EP Impurity I Ibuprofen EP Impurity I 2143535-26-4 C13H18O2
Bumetanide Impurity 10 Bumetanide Impurity 10
Nifedipine Impurity L Nifedipine Impurity L
Valsartan cyano analog methyl ester Valsartan cyano analog methyl ester 137863-90-2 C25H30N2O3
Febuxostat Impurity 8 Febuxostat Impurity 8 144060-62-8 C16H17NO4S
(4S,6R)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester (4S,6R)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester 186508-95-2 C14H23NO4
IpratropiuM BroMide IMpurity E IpratropiuM BroMide IMpurity E 183626-76-8 C19H27NO3
[6R-[6α,7β(R*)]]-7-[(AMinophenylacetyl)aMino]-3-Methyl-8-oxo-5-thia-1-azabicyclo[4.2.0 [6R-[6α,7β(R*)]]-7-[(AMinophenylacetyl)aMino]-3-Methyl-8-oxo-5-thia-1-azabicyclo[4.2.0 79750-46-2 C16H17N3O4S
3-Chloro TirofiBan 3-Chloro TirofiBan 2713130-63-1 C22H35ClN2O5S
3-Azabicyclo[3.1.0]hexane-2-carboxamide, N-[(1R)-1-cyano-2-[(3S)-2-oxo-3-pyrrolidinyl]ethyl]-3-[(2S)-3,3-dimethyl-1-oxo-2-[(2,2,2-trifluoroacetyl)amino]butyl]-6,6-dimethyl-, (1R,2S,5S)- 3-Azabicyclo[3.1.0]hexane-2-carboxamide, N-[(1R)-1-cyano-2-[(3S)-2-oxo-3-pyrrolidinyl]ethyl]-3-[(2S)-3,3-dimethyl-1-oxo-2-[(2,2,2-trifluoroacetyl)amino]butyl]-6,6-dimethyl-, (1R,2S,5S)- 2755812-41-8 C23H32F3N5O4
Enrofloxacin EP Impurity E Enrofloxacin EP Impurity E 1369495-59-9 C19H22ClN3O3
2-amino-4-fluoro-5-nitrobenzoic acid 2-amino-4-fluoro-5-nitrobenzoic acid 1194097-41-0 C7H5FN2O4
Alogliptin Impurity E Alogliptin Impurity E
DesvancosaMinyl VancoMycin DesvancosaMinyl VancoMycin 101485-50-1 C59H62Cl2N8O22
Ropivacaine Impurity 30 Ropivacaine Impurity 30
Leuprorelin EP Impurity F Leuprorelin EP Impurity F 1872435-00-1 C59H84N16O12
Ioversol Related Compound B (50 mg) (N,N'-bis(2,3-dihydroxypropyl)-5-[(N-(2-hydroxyethyl)-carbamoyl)methoxy]-2,4,6-triiodoisophthalamide) Ioversol Related Compound B (50 mg) (N,N'-bis(2,3-dihydroxypropyl)-5-[(N-(2-hydroxyethyl)-carbamoyl)methoxy]-2,4,6-triiodoisophthalamide) 104517-96-6 C18H24I3N3O9
Propofol IMpurity E Propofol IMpurity E
2-((4S,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid 2-((4S,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid 2165770-84-1 C10H19NO4
Amifostine Impurity 3 Amifostine Impurity 3 41510-53-6 C5H15N2O3PS
Riociguat Impurtiy 4 Riociguat Impurtiy 4
2-(4-ヒドロキシフェニル)-5-ヒドロキシ-3,7-ビス(β-D-グルコピラノシルオキシ)-4H-1-ベンゾピラン-4-オン 2-(4-ヒドロキシフェニル)-5-ヒドロキシ-3,7-ビス(β-D-グルコピラノシルオキシ)-4H-1-ベンゾピラン-4-オン 25615-14-9 C27H30O16
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
[2R,2'S,αS,α'S,(-)]-α,α'-[イミノビス(メチレン)]ビス(6-フルオロ-3,4-ジヒドロ-2H-1-ベンゾピラン-2-メタノール) [2R,2'S,αS,α'S,(-)]-α,α'-[イミノビス(メチレン)]ビス(6-フルオロ-3,4-ジヒドロ-2H-1-ベンゾピラン-2-メタノール) 118457-16-2 C22H25F2NO4
Imatinib Impurity 4 Imatinib Impurity 4 942514-62-7 C30H33N7O
Oseltamivir Impurity 103 Oseltamivir Impurity 103
9-Piperazino Ofloxacin 9-Piperazino Ofloxacin 197291-75-1 C18H20FN3O4
Nicorandil Impurity 2 Nicorandil Impurity 2
(R)-N-(5-((R)-2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-3-hydroxypyrrolidine-1-carboxamide (R)-N-(5-((R)-2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-3-hydroxypyrrolidine-1-carboxamide 1223404-68-9 C21H22F2N6O2
2-クロロ-N-(2,3-ジメチルフェニル)アセトアミド 2-クロロ-N-(2,3-ジメチルフェニル)アセトアミド 2564-07-0 C10H12ClNO
Irbesartan Impurity 5 Irbesartan Impurity 5 1213252-81-3 C25H28N6O
2-Azabicyclo[3.1.0]hexane-3-carbonitrile, 2-[(2R)-2-aMino-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)acetyl]-, (1R,3R,5R)- 2-Azabicyclo[3.1.0]hexane-3-carbonitrile, 2-[(2R)-2-aMino-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)acetyl]-, (1R,3R,5R)- 1564265-95-7 C18H25N3O2
Loratadine EP Impurity L Loratadine EP Impurity L
5-BroModescyano CitalopraM 5-BroModescyano CitalopraM 64169-39-7 C19H21BrFNO
Vonoprazan Impurity 55 Vonoprazan Impurity 55
((2R,3S,4R,5R,6S)-6-(3-((5-(4-fluorophenyl)thiophen-2-yl) methyl)-4-methylphenyl)-3,4,5-trihydroxytetrahydro- 2H-pyran-2-yl)methyl acetate ((2R,3S,4R,5R,6S)-6-(3-((5-(4-fluorophenyl)thiophen-2-yl) methyl)-4-methylphenyl)-3,4,5-trihydroxytetrahydro- 2H-pyran-2-yl)methyl acetate 2146135-87-5 C26H27FO6S
2-Pyridinecarboxamide, 4,4′-[carbonylbis[imino(3-fluoro-4,1-phenylene)oxy]]bis[N-methyl- 2-Pyridinecarboxamide, 4,4′-[carbonylbis[imino(3-fluoro-4,1-phenylene)oxy]]bis[N-methyl- 2438857-80-6 C27H22F2N6O5
(R)-α-[(2,2-DiMethyl-1-oxopropyl)aMino]-4-hydroxybenzeneacetic Acid (R)-α-[(2,2-DiMethyl-1-oxopropyl)aMino]-4-hydroxybenzeneacetic Acid 205826-86-4 C13H17NO4
Isavuconazole Impurity 24 Isavuconazole Impurity 24 1176988-44-5 C22H17F2N5OS
Topiroxostat Impurity 14 Topiroxostat Impurity 14
Cefdinir Impurity PQ(CP) Cefdinir Impurity PQ(CP)
Dobutamine Impurity 3 Dobutamine Impurity 3 334947-75-0 C19H25NO3
4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-N-(4,5-dimethylisoxazol-3-yl)-2'-(ethoxymethyl)-[1,1'-biphenyl]-3-sulfonamide 4'-((2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)methyl)-N-(4,5-dimethylisoxazol-3-yl)-2'-(ethoxymethyl)-[1,1'-biphenyl]-3-sulfonamide
(S,R)-Palonosetron N-Oxide (S,R)-Palonosetron N-Oxide C19H24N2O2
Olodaterol Impurity 25 Olodaterol Impurity 25
3(R)-Hydroperoxy Simvastatin 3(R)-Hydroperoxy Simvastatin 1092716-42-1 C25H38O7
Teneligliptin Impurity 2 Teneligliptin Impurity 2
(2R,3S)-2-(4-(cyclopentylamino)phenyl)-1-(2-fluoro-6-methylbenzoyl)-N-(4-((2R,3S)-1-(2-fluoro-6-methylbenzoyl)-3-((4-methyl-3-(trifluoromethyl)phenyl)carbamoyl)piperidin-2-yl)phenyl)piperidine-3-carboxamide (2R,3S)-2-(4-(cyclopentylamino)phenyl)-1-(2-fluoro-6-methylbenzoyl)-N-(4-((2R,3S)-1-(2-fluoro-6-methylbenzoyl)-3-((4-methyl-3-(trifluoromethyl)phenyl)carbamoyl)piperidin-2-yl)phenyl)piperidine-3-carboxamide
(1R,3R)-Solifenacin Succinate 2 (1R,3R)-Solifenacin Succinate 2 740780-79-4 C23H26N2O2
(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1-[(1R,4S)-1,4,5-trimethylhexyl]-1H-Indene (1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1-[(1R,4S)-1,4,5-trimethylhexyl]-1H-Indene 2229745-37-1 C40H74O2Si2
AztreonaM IMpurity F AztreonaM IMpurity F 102579-57-7 C15H21N5O8S2
Rocuronium Bromide Impurity 24 、25 Rocuronium Bromide Impurity 24 、25
Hydroxy Flunarizine Hydroxy Flunarizine 87166-81-2 C26H26F2N2O
Nintedanib Impurity 27 Nintedanib Impurity 27
Topiroxostat Impurity 6 Topiroxostat Impurity 6
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