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Structure Chemical Name CAS MF
2H,5H-Pyrano[4,3-b]pyranyl Mupirocin SodiuM IMpurity 2H,5H-Pyrano[4,3-b]pyranyl Mupirocin SodiuM IMpurity 116182-44-6 C26H43NaO9
3-Hydroxy CitalopraM 3-Hydroxy CitalopraM 411221-53-9 C20H21FN2O2
5-(OxiranylMethoxy)-2,3,4,9-tetrahydrocarbazole 5-(OxiranylMethoxy)-2,3,4,9-tetrahydrocarbazole 58457-32-2 C15H17NO2
6α-Methyl Hydrocortisone 21-HeMisuccinate 6α-Methyl Hydrocortisone 21-HeMisuccinate 119657-85-1 C26H36O8
nicergoline impurity E nicergoline impurity E
Tacrolimus Impurity C Tacrolimus Impurity C
Levodopa impurity 5 Levodopa impurity 5
(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
Ivabradine Impurity 1 Hydrochloride Ivabradine Impurity 1 Hydrochloride 85175-52-6 C16H25ClN2O3
SofosBuvir Impurity 3 SofosBuvir Impurity 3
Canagliflozin Impurity 10 Canagliflozin Impurity 10 1672658-93-3 C24H25FO6S
Canagliflozin Impurity F Canagliflozin Impurity F
Empagliflozin impurity E Empagliflozin impurity E
Fasudil Impurity 6 Fasudil Impurity 6 2044706-58-1 C11H11NO3S
Ibrutinib Impurity 11 Ibrutinib Impurity 11
Nintedanib impurity I Nintedanib impurity I 334951-61-0 C30H31N5O4
(Z)-3-(hydroxy(phenyl)methylene)-2-oxoindoline-6-carboxylic acid compound with 3-benzoyl-2-oxoindoline-6-carboxylic acid (Z)-3-(hydroxy(phenyl)methylene)-2-oxoindoline-6-carboxylic acid compound with 3-benzoyl-2-oxoindoline-6-carboxylic acid 1253768-91-0 C16H11NO4
Everolimus Related Compound 3 Everolimus Related Compound 3 147438-30-0 C32H49NO9
(R)-isopropyl 2-(((R)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate (R)-isopropyl 2-(((R)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate 1627824-09-2 C18H17F5NO5P
Cefuroxime Sodium EP Impurity C Cefuroxime Sodium EP Impurity C 69822-88-4 C15H15N3O6S
Cefuroxime Sodium EP Impurity G Cefuroxime Sodium EP Impurity G 97232-98-9 C17H17N3O8S
2-chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone 2-chloro-4-(cyclopentylamino)-5-pyrimidinyl ethanone 1244949-62-9 C11H14ClN3O
Cetirizine 3-Chloro Impurity Cetirizine 3-Chloro Impurity 1232460-31-9 C21H25ClN2O3
Donepezil Impurity 8 Donepezil Impurity 8 1808997-65-0 C18H23NO4
Rivaroxaban Impurity 23 Rivaroxaban Impurity 23
(Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamide (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetamide 1450758-21-0 C5H6N4O2S
Fosfomycin Trometamol impurity C Fosfomycin Trometamol impurity C 23001-39-0 C4H12NO6P
(R)-1-(3-(dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile oxalate (R)-1-(3-(dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile oxalate C22H23FN2O5
1-(7,8-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride 1-(7,8-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride 1822601-94-4 C12H15N
Sofosbuvir metabolites Sofosbuvir metabolites 1859162-80-3 C16H18FN2O8P
1,3,5,7-tetrahydroxyadamantane 1,3,5,7-tetrahydroxyadamantane 16104-28-2 C10H16O4
Cabozantinib Impurity E Cabozantinib Impurity E
Loxoprofen Impurity I Loxoprofen Impurity I
Sofosbuvir Impurity22 Sofosbuvir Impurity22
Donepezil Impurity-OH Donepezil Impurity-OH 148517-82-2 C11H12O4
1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-(hydroxyamino)pyrimidin-2-one 1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-(hydroxyamino)pyrimidin-2-one 13491-41-3 C9H13N3O6
5-(hydroxymethyl)-3-[(5-nitro-2-furyl)methylideneamino]oxazolidin-2-one 5-(hydroxymethyl)-3-[(5-nitro-2-furyl)methylideneamino]oxazolidin-2-one 41359-15-3 C9H9N3O6
1-(2-amino-4,5-dimethoxyphenyl)ethan-1-one 1-(2-amino-4,5-dimethoxyphenyl)ethan-1-one 1071574-51-0 C10H13NO3
2-[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methylthio-1H-benzimidazole 2-[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methylthio-1H-benzimidazole 103577-40-8 C16H14F3N3OS
Ethyl (3E)-3-(2-phenylhydrazin-1-ylidene)butanoate Ethyl (3E)-3-(2-phenylhydrazin-1-ylidene)butanoate 6078-46-2 C12H16N2O2
1-(5,6-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride 1-(5,6-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride 1824506-44-6 C12H15N
(S)-4-(4-((3-amino-2-hydroxypropyl)amino)phenyl)morpholin-3-one hydrochloride (S)-4-(4-((3-amino-2-hydroxypropyl)amino)phenyl)morpholin-3-one hydrochloride 1403383-55-0 C13H20ClN3O3
Terbutaline  Impurity Terbutaline Impurity 882066-15-1 C33H35NO3.H2O4S
Bis(4-fluorobenzyl)aMine Bis(4-fluorobenzyl)aMine 646051-52-7 C14H13F2N
2-(2-butyl-4-methyl-1-((2'-(1-methyl-
1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-
yl)methyl)-6-oxo-1,6-
dihydropyrimidin-5-yl)-N,Ndimethylethanethioamide
2-(2-butyl-4-methyl-1-((2'-(2-methyl-
2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-
yl)methyl)-6-oxo-1,6-
dihydropyri 2-(2-butyl-4-methyl-1-((2'-(1-methyl- 1H-tetrazol-5-yl)-[1,1'-biphenyl]-4- yl)methyl)-6-oxo-1,6- dihydropyrimidin-5-yl)-N,Ndimethylethanethioamide 2-(2-butyl-4-methyl-1-((2'-(2-methyl- 2H-tetrazol-5-yl)-[1,1'-biphenyl]-4- yl)methyl)-6-oxo-1,6- dihydropyri
ethyl 1-cyclopropyl-6-fluoro-7-((4aS,7aS)-hexahydro-1H-pyrrolo[3,4-b]pyridin-6(2H)-yl)-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylate ethyl 1-cyclopropyl-6-fluoro-7-((4aS,7aS)-hexahydro-1H-pyrrolo[3,4-b]pyridin-6(2H)-yl)-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylate C22H26FN3O4
(41S,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid (41S,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid 59413-21-7 C20H25N2NaO3
BDJS-SH 1 BDJS-SH 1 36588-45-1 C12H18N2O2
Blonanserin impurity A Blonanserin impurity A
Captopril impurity 2 Captopril impurity 2
Ciprofloxacin Impurity D HCl Ciprofloxacin Impurity D HCl 526204-10-4 C17H18FN3O3
Clindamycin Impurity 6 Clindamycin Impurity 6
Dabigatran Impurity 5 Dabigatran Impurity 5
DecitaBine Impurity 10 DecitaBine Impurity 10
Empagliflozin Impurity 17 Empagliflozin Impurity 17 2452301-27-6 C23H28O7
Erlotinib Impurity 31 Erlotinib Impurity 31
Everolimus impurity C Everolimus impurity C
Ezetimibe Impurity 28 Ezetimibe Impurity 28
FeBuxostat Impurity 30 FeBuxostat Impurity 30
Fluconazole Impurity 5 Fluconazole Impurity 5 94952-36-0 C13H12F2N6O
Fosaprepitant Impurity 2 Fosaprepitant Impurity 2
Imidafenacin Impurity 4 Imidafenacin Impurity 4 503598-78-5 C16H18N2O
Intedanib Impurity H Intedanib Impurity H
Isavuconazole Impurity 16 Isavuconazole Impurity 16
Isavuconazole Impurity 4 Isavuconazole Impurity 4
Lenvatinib Impurity 4 Lenvatinib Impurity 4 C28H22ClN5O5
Linagliptin Impurity 45 Linagliptin Impurity 45
MiraBegron Impurity F MiraBegron Impurity F
Moxifloxacin Impurity 19 Moxifloxacin Impurity 19
Moxifloxacin Impurity 34 Moxifloxacin Impurity 34 1824286-08-9 C9H7ClF2O3
Nifedipine Impurity J Nifedipine Impurity J 114709-68-1 C16H17N3O5
Oxiracetam Impurity I Oxiracetam Impurity I 142274-07-5 C7H9NO4
PalBociclib Impurity 4 PalBociclib Impurity 4
Plerixafor Impurity 4 Plerixafor Impurity 4
Posaconazole Impurity 29 Posaconazole Impurity 29
Posaconazole Impurity 34 Posaconazole Impurity 34
Posaconazole Impurity 58 Posaconazole Impurity 58
Pregabalin Impurity 4 Pregabalin Impurity 4 1955498-14-2 C10H22ClNO2
Rabeprazole Impurity 17 Rabeprazole Impurity 17
SofosBuvir Impurity 14 SofosBuvir Impurity 14
sofosBuvir Impurity 34 sofosBuvir Impurity 34
SofosBuvir Impurity 50 SofosBuvir Impurity 50
SofosBuvir Impurity 56 SofosBuvir Impurity 56
Tofacitinib impurity T Tofacitinib impurity T 1092578-43-2 C16H20N6O
Valsartan Impurity 39 Valsartan Impurity 39 C24H29N5O3
Donepezil  Impurity Donepezil Impurity 844694-84-4 C24H31NO2
imp.E imp.E 950781-89-2 C13H12F3N3O3
Lidocaine EP Impurity Lidocaine EP Impurity 31785-64-5 C12H18N2O.ClH
Prucalopride Impurity 1 Prucalopride Impurity 1 1900715-96-9 C18H24ClN3O3
3-(5-CHLOROPYRID-2-YL)CARBAMOYLPYRAZINE-2-CARBOXYLIC ACID(WXG01564) 3-(5-CHLOROPYRID-2-YL)CARBAMOYLPYRAZINE-2-CARBOXYLIC ACID(WXG01564) 43200-83-5 C11H7ClN4O3
Ampicillin Impurity Q Ampicillin Impurity Q
Cefdinir Impurity  PQ(CP) Cefdinir Impurity PQ(CP)
Cefdinir Impurity IJKL Cefdinir Impurity IJKL
Ceftazidime Impurity A (EP) Ceftazidime Impurity A (EP)
Oxacillin Sodium Impurity E(EP) Oxacillin Sodium Impurity E(EP)
Spectinomycin Impurity B Spectinomycin Impurity B
8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride 8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride 2143944-64-1 C16H21N2S+
Ticagrelor Related Compound 14 Ticagrelor Related Compound 14 2056269-94-2 C23H28F2N6O4S
Cefoxitin impurity E Cefoxitin impurity E 2395025-32-6 C17H19N3O8S2
N-((4-(3-methyl-5-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide N-((4-(3-methyl-5-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide 477594-28-8 C19H18N2O4S
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