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Structure Chemical Name CAS MF
Rosuvastatin Impurity 51 Rosuvastatin Impurity 51
(3S,5R,6E)-7-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-6-heptenoic acid (3S,5R,6E)-7-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-6-heptenoic acid 254452-86-3 C25H24FNO4
Avermectin A1a, 25-cyclohexyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-23-hydroxy-5-(hydroxyimino)-, (23S)- (9CI) Avermectin A1a, 25-cyclohexyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-23-hydroxy-5-(hydroxyimino)-, (23S)- (9CI) 165108-08-7 C43H63NO12
Azacitidine Impurity 1 Azacitidine Impurity 1
1-(3-((2,4-dimethylphenyl)thio)phenyl)piperazine hydrochloride 1-(3-((2,4-dimethylphenyl)thio)phenyl)piperazine hydrochloride 2137793-92-9
Pyridine, 2-(diethylboryl)- (9CI) Pyridine, 2-(diethylboryl)- (9CI) 385804-67-1 C9H14BN
CLOPIDOGREL RELATED COMPOUND C (メチル(-)-(R)-(O-クロロフェニル)-6,7-ジヒドロチエノ[3,2-C]ピリジン-5(4H)-アセタート, 硫酸水素塩) CLOPIDOGREL RELATED COMPOUND C (メチル(-)-(R)-(O-クロロフェニル)-6,7-ジヒドロチエノ[3,2-C]ピリジン-5(4H)-アセタート, 硫酸水素塩) 120202-71-3 C16H18ClNO6S2
Rosuvastatin Impurity 146 Rosuvastatin Impurity 146
Oseltamivir Impurity 50 Oseltamivir Impurity 50 651324-06-0 C24H42N2O3
Brexpiprazole Impurity M Brexpiprazole Impurity M
Miglitol Isomer ImpurityA Miglitol Isomer ImpurityA
cefaclor iMpurity H cefaclor iMpurity H C4H6N4O3S2
Cytarabine Impurity 10 Cytarabine Impurity 10 84902-98-7 C4H6N2O3
Prasugrel Acetyl IMpurity Prasugrel Acetyl IMpurity 1443034-67-0 C18H18FNO3S
Doxofylline Impurity 7 Doxofylline Impurity 7 43135-57-5 C13H20N4O4
((6aR,9R,10aR)-7-methyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinolin-9-yl)methanol acetic acid salt ((6aR,9R,10aR)-7-methyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinolin-9-yl)methanol acetic acid salt
5-(3,5-ジメトキシ-4-エトキシベンジル)-2,4-ピリミジンジアミン 5-(3,5-ジメトキシ-4-エトキシベンジル)-2,4-ピリミジンジアミン 78025-68-0 C15H20N4O3
Solifenacin impurity 23 Solifenacin impurity 23 2753060-21-6
N-DesMethyl Olopatadine N-DesMethyl Olopatadine 113835-92-0 C20H21NO3
AMoxicillin iMpurity L AMoxicillin iMpurity L C16H19N3O5S
1-Hydroxy-7-Methoxy-1,2,3,4-tetrahydronaphthalene 1-Hydroxy-7-Methoxy-1,2,3,4-tetrahydronaphthalene 32820-10-3 C11H14O2
Saxagliptin Impurity 5 (Epoxy saxaglliptin) Saxagliptin Impurity 5 (Epoxy saxaglliptin)
Apixaban Impurity 52 Apixaban Impurity 52 1620494-31-6 C31H29N5O4
1-((2R,3R)-3-(2,3-dihydrobenzo[b] 1-((2R,3R)-3-(2,3-dihydrobenzo[b] 2137145-62-9 C23H36N2O5
(E)-N-(2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethyl)acetamide (E)-N-(2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethyl)acetamide 178677-39-9 C15H19NO2
ジ-ノルブデソニド(MIXTURE OF DIASTEREOMERS) ジ-ノルブデソニド(MIXTURE OF DIASTEREOMERS) 1040085-98-0 C23H30O6
Atracurium Impurity U Atracurium Impurity U
N-(3-(4-(3-ピリジル)ピリミジン-2-イルアミノ)-4-メチルフェニル)-4-クロロメチルベンズアミド N-(3-(4-(3-ピリジル)ピリミジン-2-イルアミノ)-4-メチルフェニル)-4-クロロメチルベンズアミド 404844-11-7 C24H20ClN5O
Nicergoline IMp. C (EP) Nicergoline IMp. C (EP)
Empagliflozin Impurity 59 Empagliflozin Impurity 59
propyl[2,6'-bi-1H-benzimidazol]-1'-yl]methyl]- propyl[2,6'-bi-1H-benzimidazol]-1'-yl]methyl]- 144702-27-2 C33H29N5
4-amino-1-((2R,3R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one 4-amino-1-((2R,3R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one 160552-54-5 C8H11N3O4S
Benzoic acid, 4-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]- Benzoic acid, 4-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]- 906673-43-6 C14H11BO5
Pramipexole Related Impurity 3 Pramipexole Related Impurity 3 2166216-34-6 C10H17N3OS
Furosemide Impurity 7 Furosemide Impurity 7 4753-68-8 C5H8ClNO
1,2-Ethanediamine, N,N,N',N'-tetrakis(2-aminoethyl)- 1,2-Ethanediamine, N,N,N',N'-tetrakis(2-aminoethyl)- 4097-90-9 C10H28N6
Relugolix Impurity 92 Relugolix Impurity 92
Dapagliflozin Impurity G Dapagliflozin Impurity G
Sitagliptin Defuoro IMpurity 5 Sitagliptin Defuoro IMpurity 5 486460-31-5 C16H16F5N5O
Ticagrelor Related Compound 76 Ticagrelor Related Compound 76
Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, MonoMethyl ester Butanedioic acid, 2,3-dihydroxy- (2R,3R)-, MonoMethyl ester 3333-46-8 C5H8O6
1-エチル-3-(3-ジメチルアミノプロピル)尿素 HYDROCHLORIDE 1-エチル-3-(3-ジメチルアミノプロピル)尿素 HYDROCHLORIDE 32897-26-0 C8H19N3O
sodium 3-(4-((1H-imidazol-1-yl)methyl)phenyl)-3-hydroxypropanoate sodium 3-(4-((1H-imidazol-1-yl)methyl)phenyl)-3-hydroxypropanoate
Istradefylline Impurity E Istradefylline Impurity E
(6R,9R)-3-オキソ-α-イオノールグルコシド (6R,9R)-3-オキソ-α-イオノールグルコシド 77699-19-5 C19H30O7
Fondaparinux sodium impurity 8 Fondaparinux sodium impurity 8 2088176-32-1 C30H50N2O46S7
(2R,3R,4R,5S,6R)-2-(acetoxymethyl)-6-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate (2R,3R,4R,5S,6R)-2-(acetoxymethyl)-6-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 1620758-27-1 C31H35ClO11
10-Keto DextroMethorphan 10-Keto DextroMethorphan 57969-05-8 C18H23NO2
Ergoline-8-methanol, 10-hydroxy-1,6-dimethyl-, 8-(5-bromo-3-pyridinecarboxylate), (8β)- Ergoline-8-methanol, 10-hydroxy-1,6-dimethyl-, 8-(5-bromo-3-pyridinecarboxylate), (8β)- 57935-66-7 C23H24BrN3O3
Avatrapa impurity 12 Avatrapa impurity 12 570403-04-2 C23H24Cl3N5OS2
He-N2-Ar ternary mixture He-N2-Ar ternary mixture
IMp. A (EP): 8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one IMp. A (EP): 8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one
Roxatidine Impurity 10 Roxatidine Impurity 10
Pemetrexed disodium Impurity Pemetrexed disodium Impurity 17405-00-4 C7H5ClN2O2
7-CHLORO-1,3DIHYDRO-5-FLUOROPHENYL-2-NITRO-METHYLENE-2H-1,4-BENZODIAZEPINE-4-OXIDE 7-CHLORO-1,3DIHYDRO-5-FLUOROPHENYL-2-NITRO-METHYLENE-2H-1,4-BENZODIAZEPINE-4-OXIDE 60656-76-0 C16H11ClFN3O3
Clopidogrel Impurity 8 Clopidogrel Impurity 8 C15H14ClNO2S
Montelukast Sodium EP Impurity G Montelukast Sodium EP Impurity G 1428448-96-7 C35H37ClNNaO3S
Lercanidipine iMpurity Lercanidipine iMpurity 320750-19-4 C37H43N3O6
Febuxostat Impurity 85 Febuxostat Impurity 85
Ethyl 5,6-dichloro-3,4-dihydro-2(1H)-iminoquinazoline-3-acetate hydrobromide Ethyl 5,6-dichloro-3,4-dihydro-2(1H)-iminoquinazoline-3-acetate hydrobromide 70381-75-8 C12H13Cl2N3O2.BrH
2-フェノキシ-4-ニトロフェノール 2-フェノキシ-4-ニトロフェノール 70995-08-3 C12H9NO4
Moxifloxacin EP Impurity K Moxifloxacin EP Impurity K
Oseltamivir Impurity 75 Oseltamivir Impurity 75
4-[2-ヒドロキシ-3-[(1-メチルエチル)アミノ]プロポキシ]ベンゼンプロパン酸 4-[2-ヒドロキシ-3-[(1-メチルエチル)アミノ]プロポキシ]ベンゼンプロパン酸 81148-15-4 C15H23NO4
Cefotiam Impurity D Cefotiam Impurity D
Trimetazidine Impurity 16 Trimetazidine Impurity 16 118709-62-9 C13H16O4
SofosBuvir impurity 21 SofosBuvir impurity 21 1496552-50-1 C22H29ClN3O9P
AFuroseMide IMp. A (EP) AFuroseMide IMp. A (EP)
4-(3-AMino-phenyl)-Morpholin-3-one 4-(3-AMino-phenyl)-Morpholin-3-one 1082495-22-4 C10H12N2O2
N-ForMyl Oxcarbazepine N-ForMyl Oxcarbazepine 1346601-76-0 C16H12N2O3
S-(+)-O-DesMethyl-Venlafaxine-d6 S-(+)-O-DesMethyl-Venlafaxine-d6 1062609-99-7 C16H25NO2
Milrinone Impurity 5 Milrinone Impurity 5
ibrutinib iMpurity B ibrutinib iMpurity B
Brexpiprazole Impurity 20 Brexpiprazole Impurity 20 105685-34-5 C12H14N2O
Apixaban Impurity J Apixaban Impurity J
Imimidistine impurity E Imimidistine impurity E
Avibactam Impurity 44 Avibactam Impurity 44 2064219-22-1 C23H46N4O6S
4'-Hydroxy TorseMide 4'-Hydroxy TorseMide 99300-67-1 C16H20N4O4S
5-(2-クロロベンジル)-チエノ[3,2-C]ピリジニウムクロリド 5-(2-クロロベンジル)-チエノ[3,2-C]ピリジニウムクロリド 53885-64-6 C14H11Cl2NS
Gadobutrol Impurity 21 Gadobutrol Impurity 21
For the determination of impurities in lsobutylene For the determination of impurities in lsobutylene
Apixaban Impurity 89 Apixaban Impurity 89
Istradefylline Impurity A Istradefylline Impurity A
Ethacridine Impurity 10 Ethacridine Impurity 10 20304-71-6 C21H16N2O4
Apremilast Impurity TTN Apremilast Impurity TTN
Rotigotine Impurity 1 Rotigotine Impurity 1
Paroxetine EP Impurity J HCl Paroxetine EP Impurity J HCl
Regorafenib Impurity 28 Regorafenib Impurity 28
Oxacillin sodium Impurity B Oxacillin sodium Impurity B
Moxifloxacin Impurities Moxifloxacin Impurities
6-Mercaptopurine disulfide 6-Mercaptopurine disulfide 49808-20-0 C10H6N8S2
EzetiMibe ring-opening dehydrate iMpurity EzetiMibe ring-opening dehydrate iMpurity 1292292-63-7 C24H21F2NO3
Palbociclib Impurity 66 Palbociclib Impurity 66
(R)-2-(2-(tert-butoxy)-2-oxoethyl)pentanoic acid (R)-2-(2-(tert-butoxy)-2-oxoethyl)pentanoic acid 112106-16-8 C11H20O4
8-クロロ-11-(ピペリジン-4-イリデン)-11H-ベンゾ[5,6]シクロヘプタ[1,2-B]ピリジン 8-クロロ-11-(ピペリジン-4-イリデン)-11H-ベンゾ[5,6]シクロヘプタ[1,2-B]ピリジン 117811-20-8 C19H17ClN2
(R)-Ethyl 3-(bromomethyl)hexanoate (R)-Ethyl 3-(bromomethyl)hexanoate 1956435-91-8 C9H17BrO2
(2R,3R,4R,5S)-6-((2,4-dibromo-6-((cyclohexyl(methyl)amino)methyl)phenyl)amino)hexane-1,2,3,4,5-pentaol (2R,3R,4R,5S)-6-((2,4-dibromo-6-((cyclohexyl(methyl)amino)methyl)phenyl)amino)hexane-1,2,3,4,5-pentaol
Moxifloxacin Related Compound A (HCl salt form) Moxifloxacin Related Compound A (HCl salt form) 151282-23-4 C20H22ClF2N3O3
1,2-Benzenedicarboxylic acid, 3-amino-, 2-ethyl ester 1,2-Benzenedicarboxylic acid, 3-amino-, 2-ethyl ester 1822756-03-5 C10H11NO4
Edoxaban Impurity 11 Edoxaban Impurity 11
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