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Structure Chemical Name CAS MF
1-[4-(4-AMino-6,7-diMethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone 1-[4-(4-AMino-6,7-diMethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone 109678-71-9 C19H27N5O4
Pralatrexate Impurity 8 Pralatrexate Impurity 8 112408-16-9 C8H15NO4
Oseltamivir Impurity 15 Oseltamivir Impurity 15 2254819-34-4 C22H36N2O4
Ethacridine Impurity 12 Ethacridine Impurity 12
Posaconazole Impurity 24 Posaconazole Impurity 24 165115-78-6 C19H20F2O2
Lamivudine Impurity 7 Lamivudine Impurity 7 147126-63-4 C14H24O4S
ブロモベンザロン ブロモベンザロン 94729-09-6 C17H13BrO3
Meropenem IMP B Meropenem IMP B
Copper sulfate solution (CuSO4)=20%(wt) Copper sulfate solution (CuSO4)=20%(wt)
1-methylpyrrolidin-3-yl 2-(4-chlorophenyl)-2-cyclopentyl- 2-hydroxyacetate hydrochloride 1-methylpyrrolidin-3-yl 2-(4-chlorophenyl)-2-cyclopentyl- 2-hydroxyacetate hydrochloride
Mupirocin Impurity D Mupirocin Impurity D C26H44O9
Fasudil iMpurity C Fasudil iMpurity C
1H-Pyrazole-1-propanoic acid, β-cyclopentyl-4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-, (βR)- 1H-Pyrazole-1-propanoic acid, β-cyclopentyl-4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-, (βR)- 2102675-40-9 C17H19N5O2
6,6'-Methylenebis[1,2,3,9-tetrahydro-9-methyl-3-methylene-4H-carbazol-4-one 6,6'-Methylenebis[1,2,3,9-tetrahydro-9-methyl-3-methylene-4H-carbazol-4-one 1365727-09-8 C29H26N2O2
myricetin 3-O-β-D-xylopyranosyl(1-2)-β-D-glucopyranoside myricetin 3-O-β-D-xylopyranosyl(1-2)-β-D-glucopyranoside 142449-93-2 C26H28O17
Gimeracil Impurity Gimeracil Impurity 17902-24-8 C8H9ClN2O3
Landiolol impurity Z Landiolol impurity Z
Indacaterol IMrity Indacaterol IMrity 1235445-80-3 C24H28N2O3
(S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-1H-pyrrol-1-yl) ethyl)-5,6-dihydro-2H-pyran-2-one (S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-1H-pyrrol-1-yl) ethyl)-5,6-dihydro-2H-pyran-2-one
Amifostine Impurity 1 Amifostine Impurity 1
テルミサルタン-D3 テルミサルタン-D3 1189889-44-8 C33H27D3N4O2
Rabeprazole Impurity 15 Rabeprazole Impurity 15
2-アミノ-2-(4-ヘプチルフェネチル)-1,3-プロパンジオール 2-アミノ-2-(4-ヘプチルフェネチル)-1,3-プロパンジオール 745767-97-9 C18H31NO2
2-(4-ethylpiperazin-1-yl)-4-(2-fluorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine 2-(4-ethylpiperazin-1-yl)-4-(2-fluorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine C23H30FN3
Acarbose Impurity IV (JP) Acarbose Impurity IV (JP) C13H21NO7
Trelagliptin Impurity 2 Trelagliptin Impurity 2
Crisaborole Impurity 15 Crisaborole Impurity 15
N-(3,4-dichlorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine N-(3,4-dichlorophenyl)-7-methoxy-6-(3-morpholinopropoxy)quinazolin-4-amine 2089650-13-3 C22H24Cl2N4O3
3-propylisobenzofuran-1(3H)-one 3-propylisobenzofuran-1(3H)-one 72424-08-9 C11H12O2
Febuxostat Acyl-β-D-glucuronide Febuxostat Acyl-β-D-glucuronide 1351692-92-6 C22H24N2O9S
Avibactam Impurity 15 Avibactam Impurity 15 1416134-60-5 C15H20N2O3
Afatinib Impurity 16 Afatinib Impurity 16
Cefodizime Impurity E Cefodizime Impurity E
Iguratimod Impurity 9 Iguratimod Impurity 9 1179354-65-4 C18H16N2O6S
Tazobactam Impurity DBT Tazobactam Impurity DBT
Aprepitant Impurity 33 Aprepitant Impurity 33 502537-39-5 C20H20F7NO3
(5R,6S)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one (5R,6S)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one
Gefitinib Impurity T Gefitinib Impurity T
Bimatoprost Impurity S Bimatoprost Impurity S
ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE 31197-69-0 C16H22O3
7-PACE Impurity 2 7-PACE Impurity 2
Ticagrelor Impurity 16 Ticagrelor Impurity 16
Topiroxostat Impurity Ⅱ-3 Topiroxostat Impurity Ⅱ-3
Erlotinib Hydrochloride iMpurity 50 Erlotinib Hydrochloride iMpurity 50
sofosBuvir impurity 49 sofosBuvir impurity 49
5-((1-((4-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methyl)-2- oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl)oxy)isophthalonitrile 5-((1-((4-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methyl)-2- oxo-4-(trifluoromethyl)-1,2-dihydropyridin-3-yl)oxy)isophthalonitrile
AtracuriuM Besylate IMpurity D Iodide (Mixture of DiastereoMers) AtracuriuM Besylate IMpurity D Iodide (Mixture of DiastereoMers)
Apremilast Impurity 34 Apremilast Impurity 34 2469037-82-7 C20H20N2O7S
1,3-ビス(9H-カルバゾール-4-イルオキシ)-2-プロパノール(CARVEDILOL IMPURITY) 1,3-ビス(9H-カルバゾール-4-イルオキシ)-2-プロパノール(CARVEDILOL IMPURITY) 1276477-91-8 C27H22N2O3
Asparagine Impurity 48 Asparagine Impurity 48 2260823-58-1 C15H23NO6
N-((S)-1-(((S)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide N-((S)-1-(((S)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide 289472-81-7 C19H24N4O3
9(10H)-Acridinone, 2-ethoxy-6-nitro- 9(10H)-Acridinone, 2-ethoxy-6-nitro- 451460-48-3 C15H12N2O4
Benzenediazonium, 4-(ethoxycarbonyl)-, chloride Benzenediazonium, 4-(ethoxycarbonyl)-, chloride 2028-79-7 C9H9ClN2O2
Ethyl 3,4-O-isopropylideneshikiMate Ethyl 3,4-O-isopropylideneshikiMate 136994-78-0 C12H18O5
Acetic acid, 2-[(5-bromo-2-pyridinyl)amino]-2-oxo-, ethyl ester Acetic acid, 2-[(5-bromo-2-pyridinyl)amino]-2-oxo-, ethyl ester 141354-54-3 C9H9BrN2O3
2-(1-(dimethylamino)ethyl)phenol 2,3-dihydroxysuccinate 2-(1-(dimethylamino)ethyl)phenol 2,3-dihydroxysuccinate 26050-44-2 C10H15NO
Dacpomycin Impurity 2 Dacpomycin Impurity 2
Diquafosol Impurity 12 Diquafosol Impurity 12 694434-51-0 C18H26N4O23P4
Ticagrelor Impurity 68 Ticagrelor Impurity 68 1643378-46-4 C23H29FN6O4S
Nirmatrelvir Impurity 8 Nirmatrelvir Impurity 8
Escitalopram Impurity Escitalopram Impurity 91283-87-3 C18H14FNO3
プソイドモン酸D プソイドモン酸D 85248-93-7 C26H42O9
1-(2-(methylamino)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate 1-(2-(methylamino)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate 743460-48-2 C21H27N3O2
32,43,50-Tricarboxy-cyanoco balamin 32,43,50-Tricarboxy-cyanoco balamin
Valsartan Impurity 1 Valsartan Impurity 1 914465-68-2 C19H21N5O
Entecavir Impurity 6 Entecavir Impurity 6 1354695-82-1 C26H27N5O3
Paxlovid Impurity 11 Paxlovid Impurity 11
Loratadine Impurity I Loratadine Impurity I 133330-56-0 C22H21ClN2O2
Dapoxetine Impurity 17 Dapoxetine Impurity 17
(2R,3R)-2-(4-(cyclopentylamino)phenyl)-1-(2-fluoro-6-methylbenzoyl)-N-(4-methyl-3-(trifluoromethyl)phenyl)piperidine-3-carboxamide (2R,3R)-2-(4-(cyclopentylamino)phenyl)-1-(2-fluoro-6-methylbenzoyl)-N-(4-methyl-3-(trifluoromethyl)phenyl)piperidine-3-carboxamide
Olsalazine Impurity D Olsalazine Impurity D
Brexpiprazole Impurity 20 Brexpiprazole Impurity 20 1420987-85-4 C20H20N2S2
(R)-N-(1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo- 1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)formamide (R)-N-(1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo- 1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)formamide 2087874-91-5 C19H20FN5O3
Rasagiline Impurity 3 Rasagiline Impurity 3 1175018-74-2 C12H14ClN
8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one 1376615-91-6 C24H31N7O2
Diquafosol Impurity 1 Diquafosol Impurity 1 26184-65-6 C18H24N4O17P2
Pinocembroside,Pinocembrin41-O-beta-D-glucoside Pinocembroside,Pinocembrin41-O-beta-D-glucoside
Fesoterodine Impurity 12 Fesoterodine Impurity 12
1-メチル-12-チオキソピリド[1,2,3,4]イミダゾール-[1,2-A]ベンズイミダゾール-2(12H)-オン 1-メチル-12-チオキソピリド[1,2,3,4]イミダゾール-[1,2-A]ベンズイミダゾール-2(12H)-オン 1246819-06-6 C14H9N3OS
Olaparib impurity 1 Olaparib impurity 1 763113-06-0 C24H24N4O3
Hydroxy TorseMide Hydroxy TorseMide 99300-68-2 C16H20N4O4S
Isavuconazole Impurity 34 Isavuconazole Impurity 34
Erlotinib impurity A Erlotinib impurity A 183321-85-9 C21H20ClN3O3
ジゴキソシド ジゴキソシド 31539-05-6 C47H74O17
(S)-tert-butyl (1-(3-(2-cyanobenzyl) (S)-tert-butyl (1-(3-(2-cyanobenzyl) 1618644-31-7 C23H29N5O4
Lincomycin sulfone Impurity 2 Lincomycin sulfone Impurity 2
Clopidogrel Impurity 12 Clopidogrel Impurity 12 C15H14ClNO2S
ceftazidiMe iMpurity E ceftazidiMe iMpurity E
1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid,10-[2,3-dihydroxy-1-(hydroxymethyl)propyl]- 1,4,7,10-Tetraazacyclododecane-1,4,7-triacetic acid,10-[2,3-dihydroxy-1-(hydroxymethyl)propyl]- 138168-36-2 C18H34N4O9
1H-Pyrazole,3-ethoxy-5-methyl-1-phenyl-(9CI) 1H-Pyrazole,3-ethoxy-5-methyl-1-phenyl-(9CI) 300543-31-1 C12H14N2O
Alvimopan Impurity 5 Alvimopan Impurity 5
2-[(4-CHLORO-2-NITROPHENYL)AMINO]-BENZOIC ACID 2-[(4-CHLORO-2-NITROPHENYL)AMINO]-BENZOIC ACID 60091-87-4 C13H9ClN2O4
Bumetanide Impurity 23 Bumetanide Impurity 23
Tafluprost Impurity E Tafluprost Impurity E
Teneligliptin Impurity 9 DiHCl Teneligliptin Impurity 9 DiHCl
Nintedanib Impurity 26 Nintedanib Impurity 26
methyl 2-(4-(2-chloroacetyl)phenyl)-2-methylpropanoate methyl 2-(4-(2-chloroacetyl)phenyl)-2-methylpropanoate 1638785-19-9 C13H15ClO3
Valsartan Impurity 12 Valsartan Impurity 12 1189547-11-2 C11H21NO3
Sunitinib Impurity 4 Sunitinib Impurity 4
2-(1,3,2-Dioxaborinan-2-yl)benzamide 2-(1,3,2-Dioxaborinan-2-yl)benzamide 2377611-18-0 C10H12BNO3
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