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Beliebte Suchbegriffe: 2-Phenylessigsäure , Phenylarsonsäure , Phenylsäure , Stearinsäure Zinksalz , Toluol

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Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards

ChemicalBookProduktkatalog Analytische Chemie Standard Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards
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Structure Chemical Name CAS MF
4-ethoxy-3-(4-pyridyl)-3-buten-2-one 4-ethoxy-3-(4-pyridyl)-3-buten-2-one 88349-61-5 C11H13NO2
1,3-Dihydro-4-methyl-2H-1,5-benzodiazepin-2-on 1,3-Dihydro-4-methyl-2H-1,5-benzodiazepin-2-on 6276-48-8 C10H10N2O
(E)-2-Methoxy-4-(prop-1-enyl)phenol (E)-2-Methoxy-4-(prop-1-enyl)phenol 5932-68-3 C10H12O2
3-Amino-5-[(methylthio)methyl]oxazolidin-2-on 3-Amino-5-[(methylthio)methyl]oxazolidin-2-on 25517-72-0 C5H10N2O2S
Phosphonic acid, [[2-(6-amino-9H-purin-9-yl)propoxy]methyl]- (9CI) Phosphonic acid, [[2-(6-amino-9H-purin-9-yl)propoxy]methyl]- (9CI) 107021-20-5 C9H14N5O4P
Sitagliptin EP Impurity 7 Sitagliptin EP Impurity 7
Sitagliptin EP Impurity H Sitagliptin EP Impurity H
7-Benzofurancarboxamide, 4-amino-5-chloro-2,3-dihydro-3-hydroxy-N-[1-(3-methoxypropyl)-4-piperidinyl]- 7-Benzofurancarboxamide, 4-amino-5-chloro-2,3-dihydro-3-hydroxy-N-[1-(3-methoxypropyl)-4-piperidinyl]- 2636673-48-6 C18H26ClN3O4
Beprostatin impurity 4 Beprostatin impurity 4
Methyltosylcarbamat Methyltosylcarbamat 14437-03-7 C9H11NO4S
(1R,2R,4S,5S,7s,9r)-9-butyl-9-methyl-7-((2-phenylacryloyl)oxy)-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium (1R,2R,4S,5S,7s,9r)-9-butyl-9-methyl-7-((2-phenylacryloyl)oxy)-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium 786598-71-8 C21H28NO3+
(+)-2-Ethoxy-4-(N-3-Methyl-1(S)-(2-(1-Piperidinyl)Phenyl)-Butyl)Carbamoylmethyl) (+)-2-Ethoxy-4-(N-3-Methyl-1(S)-(2-(1-Piperidinyl)Phenyl)-Butyl)Carbamoylmethyl) 147770-06-7 C29H40N2O4
4-Chloro-2-(chloromethyl)-3-Methyl Pyridine Hydrochloride 4-Chloro-2-(chloromethyl)-3-Methyl Pyridine Hydrochloride 152402-97-6 C7H8Cl3N
4-(3-CYANO-2-METHYLPROPIONYL)ACETAMILIDE 4-(3-CYANO-2-METHYLPROPIONYL)ACETAMILIDE 42075-21-8
Erythromycin, 6-O-Methyl-2',4'-Bis-O-(Trimethylsilyl)-, 9-[O-(1-Methoxy-1-Methylethyl)Oxime] Erythromycin, 6-O-Methyl-2',4'-Bis-O-(Trimethylsilyl)-, 9-[O-(1-Methoxy-1-Methylethyl)Oxime] 119699-81-9 C48H94N2O14Si2
(R)-8-(3-aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(3-oxobutyl)-3,7-dihydro-1H-purine-2,6-dione (R)-8-(3-aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(3-oxobutyl)-3,7-dihydro-1H-purine-2,6-dione
Isavuconazole Impurity 37 Isavuconazole Impurity 37
N-((R)-1-(((R)-3-methyl-1-((3aS,4S,6S,7aR)-3a,5,5-trimethylhexahydro-4,6-methanobenzo[d][1,3,2]dioxaborol-2-yl)butyl)amino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide N-((R)-1-(((R)-3-methyl-1-((3aS,4S,6S,7aR)-3a,5,5-trimethylhexahydro-4,6-methanobenzo[d][1,3,2]dioxaborol-2-yl)butyl)amino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide 1375004-39-9 C29H39BN4O4
Faropenem Degradation Impurity B Faropenem Degradation Impurity B
2-chloro-1-(5-isopropoxy-5H-chromeno[2,3-b]pyridin-7-yl)propan-1-one 2-chloro-1-(5-isopropoxy-5H-chromeno[2,3-b]pyridin-7-yl)propan-1-one
Oxacillin Impurity 1 Oxacillin Impurity 1 36231-30-8 C19H19N3O6S
Brivaracetam Impurity 33 Brivaracetam Impurity 33
Arformoterol Impurity 24 Arformoterol Impurity 24 477552-93-5 C19H24N2O3
Pregabalin Impurity 99 Pregabalin Impurity 99 949890-75-9 C16H23NO4
Roxatidine Impurity 9 Roxatidine Impurity 9 87327-60-4 C4H6O4
Regofenib impurity K Regofenib impurity K
Chlorpheniramine Impurity 4 Chlorpheniramine Impurity 4
Peramivir Impurity 43 Peramivir Impurity 43
N-(4-BROMOBUTYL)-7-(4-BROMOBUTOXY)-QUINOLINE-2(1H)-ONE N-(4-BROMOBUTYL)-7-(4-BROMOBUTOXY)-QUINOLINE-2(1H)-ONE 1076199-56-8 C17H21Br2NO2
METHYL 2-[(2,5-DICHLOROBENZOYL)AMINO]ACETATE METHYL 2-[(2,5-DICHLOROBENZOYL)AMINO]ACETATE 338965-44-9 C10H9Cl2NO3
4-(DIPHENYLMETHYL)-1-PIPERAZINEETHANOL DIHYDROCHLORIDE 4-(DIPHENYLMETHYL)-1-PIPERAZINEETHANOL DIHYDROCHLORIDE 108983-83-1 C19H26Cl2N2O
2-Piperazine-4-amino-6,7-dimethoxyquinazoline 2-Piperazine-4-amino-6,7-dimethoxyquinazoline 60547-97-9 C14H19N5O2
N-ACETYL-4-BENZOQUINONE IMINE N-ACETYL-4-BENZOQUINONE IMINE 50700-49-7 C8H7NO2
Card-20(22)-enolid, 3-[(O-2,6-Dideoxy-β-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1-4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-12,14-dihydroxy-, (3β,5β,12β)- Card-20(22)-enolid, 3-[(O-2,6-Dideoxy-β-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1-4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-12,14-dihydroxy-, (3β,5β,12β)- 31539-05-6 C47H74O17
Sugammadex sodium Impurity 51 Sugammadex sodium Impurity 51
Sugammadex sodium Impurity 42 Sugammadex sodium Impurity 42
(S)-1-(2-(((1r,3R,5S,7S)-3,5-dihydroxyadamantan-1-yl)amino)acetyl)pyrrolidine-2-carbonitrile (S)-1-(2-(((1r,3R,5S,7S)-3,5-dihydroxyadamantan-1-yl)amino)acetyl)pyrrolidine-2-carbonitrile
Mannitol EP impurity B Mannitol EP impurity B
Mannitol EP impurity A Mannitol EP impurity A
Peramivir Amino Carboxylic Isomerism Impurity Peramivir Amino Carboxylic Isomerism Impurity
Peramivir Chlorinated Impurity Peramivir Chlorinated Impurity
Brivaracetam Impurity 999 Brivaracetam Impurity 999
Dasatinib impurity 48 Dasatinib impurity 48
Pemetrexed Impurity 120 Pemetrexed Impurity 120
Ticagrelor Impurity 101 Ticagrelor Impurity 101
4-tosyl-1,4,8,11-tetraazabicyclo[9.3.1]pentadecane 4-tosyl-1,4,8,11-tetraazabicyclo[9.3.1]pentadecane
1-(3-((2,4-dimethylphenyl)thio)phenyl)piperazine hydrochloride 1-(3-((2,4-dimethylphenyl)thio)phenyl)piperazine hydrochloride 2137793-92-9
(R)-(-)-2-AMINOBUTANAMIDE HYDROCHLORIDE, 97% (R)-(-)-2-AMINOBUTANAMIDE HYDROCHLORIDE, 97% 103765-03-3 C4H11ClN2O
Flomoxef Impurity 20 Sodium Salt Flomoxef Impurity 20 Sodium Salt 2095697-77-9 C15H18F2N6O7S2
((2R,3S,4R)-3,4,5-trihydroxytetrahydrofuran-2-yl)methyl isobutyrate ((2R,3S,4R)-3,4,5-trihydroxytetrahydrofuran-2-yl)methyl isobutyrate 2591381-21-2 C9H16O6
3-Thiophenecarboxylic acid, 4-(bromomethyl)-2-[[(2,6-difluorophenyl)methyl](propoxycarbonyl)amino]-5-(4-nitrophenyl)-, ethyl ester 3-Thiophenecarboxylic acid, 4-(bromomethyl)-2-[[(2,6-difluorophenyl)methyl](propoxycarbonyl)amino]-5-(4-nitrophenyl)-, ethyl ester 2591260-07-8 C25H23BrF2N2O6S
Cyclohexanecarboxylic acid, 2-[[[4-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]butyl]amino]carbonyl]-, (1R,2S)-rel- Cyclohexanecarboxylic acid, 2-[[[4-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]butyl]amino]carbonyl]-, (1R,2S)-rel- 190582-37-7 C23H32N4O3S
Ivabradine Impurity II Ivabradine Impurity II
(1R,2R,4S,5S,7r)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl 2-hydroxy-2,2-di(thiophen-2-yl)acetate (1R,2R,4S,5S,7r)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-yl 2-hydroxy-2,2-di(thiophen-2-yl)acetate 792155-94-3 C18H19NO4S2
Org49095 Org49095 2412952-95-3 C71H111NaO48S8
Clopidogrel Impurity 55 Clopidogrel Impurity 55
Cabozantinib impurity 43 Cabozantinib impurity 43
Cabozantinib impurity 75 Cabozantinib impurity 75
Cabozantinib impurity 73 Cabozantinib impurity 73
Canagliflozin Impurity 69 Canagliflozin Impurity 69
Dapoxetine impurity 65 Dapoxetine impurity 65
Dapoxetine impurity 59 Dapoxetine impurity 59
PeraMpanel PeraMpanel 380919-34-6 C23H17N3O2
Empagliflozin Impurity 83 Empagliflozin Impurity 83
Ambroxol Imp.O Ambroxol Imp.O 1807328-39-7 C13H12Br2N2O
Olopatadine Impurity 10 HBr Olopatadine Impurity 10 HBr 4174-83-8 C22H26Br2NP
Iohexol Impurity Q Iohexol Impurity Q
Diphenidol Impurity 2 Diphenidol Impurity 2 63645-18-1 C16H17ClO
(2,5-dibromophenyl)(4-ethoxyphenyl)methanone (2,5-dibromophenyl)(4-ethoxyphenyl)methanone 1713015-63-4 C15H12Br2O2
Flucloxacillin Impurity 1 Flucloxacillin Impurity 1
Rocuronium Bromide Impurity 39 Rocuronium Bromide Impurity 39
Ticagrelor Intermediate 1 D-Tartrate Ticagrelor Intermediate 1 D-Tartrate 2376278-72-5 C14H25NO10
2-(3,5-dicyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid 2-(3,5-dicyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid 2428631-65-4 C17H15N3O3S
Roxadustat impurity ZZ5 Roxadustat impurity ZZ5 C17H12ClNO4
Lenvatinib impurity LFZZ-7 Lenvatinib impurity LFZZ-7 C11H9ClN2O2
Rosuvastatin Impurity 119 Rosuvastatin Impurity 119
Rosuvastatin Impurity 105 Rosuvastatin Impurity 105
(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
Febuxostat Impurity 99 Febuxostat Impurity 99
Furosemide Impurity 20 Furosemide Impurity 20
1-((2S,3S)-3-(4-(4-cyanophenyl)thiazol-2-yl)-2-(2,5-difluorophenyl)-2-hydroxybutyl)-4-(1-((methyl(3-((2-(methylamino)acetoxy)methyl)pyridin-2-yl)carbamoyl)oxy)ethyl)-1H-1,2,4-triazol-4-ium 1-((2S,3S)-3-(4-(4-cyanophenyl)thiazol-2-yl)-2-(2,5-difluorophenyl)-2-hydroxybutyl)-4-(1-((methyl(3-((2-(methylamino)acetoxy)methyl)pyridin-2-yl)carbamoyl)oxy)ethyl)-1H-1,2,4-triazol-4-ium
(3R,4R,5S)-ethyl 4,5-diacetamido-3-(pentan-3-yloxy)cyclohex-1- enecarboxylate (3R,4R,5S)-ethyl 4,5-diacetamido-3-(pentan-3-yloxy)cyclohex-1- enecarboxylate 1191921-01-3 C18H30N2O5
Ticagrelor Impurity 109 Ticagrelor Impurity 109
Ticagrelor Impurity 134 Ticagrelor Impurity 134
2-Propenamide, 2-cyano-3-(3,4-dihydroxyphenyl)-N,N-diethyl-, (2E)- 2-Propenamide, 2-cyano-3-(3,4-dihydroxyphenyl)-N,N-diethyl-, (2E)- 1217439-96-7 C14H16N2O3
Benzonitrile, 4,4'-[[2,2'-bis(hydroxymethyl)[1,1'-biphenyl]-4,4'-diyl]bis(oxy)]bis- Benzonitrile, 4,4'-[[2,2'-bis(hydroxymethyl)[1,1'-biphenyl]-4,4'-diyl]bis(oxy)]bis- 2254541-79-0 C28H20N2O4
Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- Benzoic acid, 3-(butylamino)-5-[(butylamino)sulfonyl]-4-phenoxy- 28469-01-4 C21H28N2O5S
Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- 298197-26-9 C13 H17 N5 O6
Topiroxostat Impurity 46 Topiroxostat Impurity 46
Topiroxostat Impurity 43 Topiroxostat Impurity 43
N-(2-(1-hydroxycyclohexyl)-2-(4-methoxyphenyl)ethyl)-N-methyl formamide N-(2-(1-hydroxycyclohexyl)-2-(4-methoxyphenyl)ethyl)-N-methyl formamide 1643948-40-6 C17H25NO3
Regorafenib Impurity 40 Regorafenib Impurity 40
3-Quinolinecarboxylic acid, 1-cyclopropyl-7-fluoro-1,4-dihydro-6,8-dimethoxy-4-oxo-, ethyl ester 3-Quinolinecarboxylic acid, 1-cyclopropyl-7-fluoro-1,4-dihydro-6,8-dimethoxy-4-oxo-, ethyl ester 2489671-14-7 C17H18FNO5
Bisoprolol Impurity 17 Bisoprolol Impurity 17 109791-19-7 C15H23NO5
Furosemide Impurity 5 Furosemide Impurity 5 518336-22-6 C12H10ClNO3
Lumateperone Impurity 2 Lumateperone Impurity 2 313544-32-0 C16H19N3O3
Pramipexole Impurity 55 Pramipexole Impurity 55 959012-83-0 C8H11NO2
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2438857-80-6 C27H22F2N6O5
Nicergoline Impurity 01 Nicergoline Impurity 01
impurity 38 impurity 38
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