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Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards

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Structure Chemical Name CAS MF
Sofosbuvir IMpurity 21 Sofosbuvir IMpurity 21 2138483-01-7 C17H17FN2O6
Moxifloxacin Impurity 1 Moxifloxacin Impurity 1
Moxifloxacin Impurity 22 Moxifloxacin Impurity 22
Linagliptin Impurity F Linagliptin Impurity F
Trelagliptin Impurity 4 Trelagliptin Impurity 4
Fudosteine Impurity 1 Fudosteine Impurity 1
Sugammadex Impurity 17 Sugammadex Impurity 17 2414905-36-3 C82H120NaO48PS7
Fluvastatin EP Impurity E Fluvastatin EP Impurity E C24H26FNO4
Oseltamivir Impurity 24 Oseltamivir Impurity 24
(3S,3'S,4R,4'R)-diphenyl 3,3'-(oxybis(methylene))bis(4-(4- fluorophenyl)piperidine-1-carboxylate) (3S,3'S,4R,4'R)-diphenyl 3,3'-(oxybis(methylene))bis(4-(4- fluorophenyl)piperidine-1-carboxylate) C38H38F2N2O5
Nettopitan impurity Nettopitan impurity
Cabozantinib Impurity 47 Cabozantinib Impurity 47 113136-79-1 C11H10ClNO3
Landiolol impurity Q Landiolol impurity Q
Tenofovir Impurity 72 Tenofovir Impurity 72
Medetomidine Impurity 52 Medetomidine Impurity 52 128366-51-8 C13H14N2O2
1,2-Benzenediol, 4-(1-hydroxyethyl)- 1,2-Benzenediol, 4-(1-hydroxyethyl)- 37491-94-4 C8H10O3
Acetamide, 2-(diethylamino)-N-(3,4-dimethylphenyl)- Acetamide, 2-(diethylamino)-N-(3,4-dimethylphenyl)- 3213-16-9 C14H22N2O
(trans)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4'-fluoro-[1,1'- biphenyl]-4-yl)piperidine (trans)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4'-fluoro-[1,1'- biphenyl]-4-yl)piperidine 1217975-87-5 C25H24FNO3
Carboprost Impurity 1 Carboprost Impurity 1
Beraprost Impurity 1 Beraprost Impurity 1
Benzenebutanoic acid, β-amino-2,5-difluoro-, (βR)- Benzenebutanoic acid, β-amino-2,5-difluoro-, (βR)- 936630-56-7 C10H11F2NO2
Cyclopropanecarboxylic acid, 1-[[(2-fluorophenyl)amino]carbonyl]- Cyclopropanecarboxylic acid, 1-[[(2-fluorophenyl)amino]carbonyl]- 918642-61-2 C11H10FNO3
Isavuconazole Impurity 34 Isavuconazole Impurity 34
Org246653-1(RRT0.31) Org246653-1(RRT0.31)
Linagliptin impurity Linagliptin impurity
CEFMETAZOLE IMPURITY CEFMETAZOLE IMPURITY 76952-82-4 C13H16N6O5S3
Ornidazole Impurity 7 Ornidazole Impurity 7 109620-80-6 C6H8ClN3O3
(1R,2S,5aS,6aS,7aR,8aS,10aS) (1R,2S,5aS,6aS,7aR,8aS,10aS)
(E)-8-(3,4-dihydroxystyryl) (E)-8-(3,4-dihydroxystyryl)
N,N'-((2Z,2'Z)-disulfanediylbis N,N'-((2Z,2'Z)-disulfanediylbis
Cabozantinib impurity 1DYH Cabozantinib impurity 1DYH 1621681-63-7 C28H24FN3O6
1-((2R,3R)-3-(2,3-dihydrobenzo[b] 1-((2R,3R)-3-(2,3-dihydrobenzo[b] 2137145-62-9 C23H36N2O5
Tiotropium Bromide Impurity 1 Tiotropium Bromide Impurity 1 2109037-83-2 C18H20ClNO4S2
Dofetilide Impurity A Dofetilide Impurity A
Dexmedetomidine Impurity 19 Dexmedetomidine Impurity 19
Voriconazole Impurity 18 Voriconazole Impurity 18 321588-94-7 C22H18ClF4N7O
Remdesivir impurity Remdesivir impurity 1911578-74-9 C12H14N5O7P
Peramivir Impurity 16 Peramivir Impurity 16
Tiotropium bromide Impurity 13 Tiotropium bromide Impurity 13 1459721-06-2 C18H19NO4S2
Rocuronium bromide diepoxide impurity Rocuronium bromide diepoxide impurity C21H30O4
2-hydroxy-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzonitrile 2-hydroxy-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzonitrile
Topiroxostat Impurity 39 Topiroxostat Impurity 39
Vonoprazan Impurity 60 Vonoprazan Impurity 60
PREDNICARBATE IMPURITY F PREDNICARBATE IMPURITY F
2-Propanol, 1,1'-[methylenebis(4,1-phenyleneoxy)]bis[3-[(1-methylethyl)amino]- 2-Propanol, 1,1'-[methylenebis(4,1-phenyleneoxy)]bis[3-[(1-methylethyl)amino]- 1225195-70-9 C25H38N2O4
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2031272-32-7 C47H40N4O4
(4R,5S,6S)-3-[[(3S,5S)-1-[(4-Aminophenyl)methyl]-5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt (4R,5S,6S)-3-[[(3S,5S)-1-[(4-Aminophenyl)methyl]-5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt 866186-66-5 C29H33N4NaO7S
(R)-cis-5ξ-Methyl Atracurium Dibesylate (R)-cis-5ξ-Methyl Atracurium Dibesylate 1193104-82-3 C60H79N2O15S+
4,4'-Dihydroxyazoxybenzene 4,4'-Dihydroxyazoxybenzene 15596-57-3 C12H10N2O3
5-[[(2-Aminoethyl)thio]methyl]-N,N-dimethyl-2-furfurylamin 5-[[(2-Aminoethyl)thio]methyl]-N,N-dimethyl-2-furfurylamin 66356-53-4 C10H18N2OS
2-[2-(2-METHOXY-PHENOXY)-ETHYL]-ISOINDOLE-1,3-DIONE 2-[2-(2-METHOXY-PHENOXY)-ETHYL]-ISOINDOLE-1,3-DIONE 26646-63-9 C17H15NO4
(3AS,7AS)-HEXAHYDRO-1H-ISOINDOLE-1,3(2H)-DIONE (3AS,7AS)-HEXAHYDRO-1H-ISOINDOLE-1,3(2H)-DIONE 117307-09-2 C8H11NO2
Amifostine Thiol Dihydrochloride Amifostine Thiol Dihydrochloride 14653-77-1 C5H14N2S
Butyl Itraconazole Butyl Itraconazole 89848-51-1 C35H38Cl2N8O4
Salbutamol Impurity 40 Salbutamol Impurity 40
Benzeneethanamine, N-[2-(3,4-dimethoxyphenyl)ethyl]-3,4-dimethoxy- Benzeneethanamine, N-[2-(3,4-dimethoxyphenyl)ethyl]-3,4-dimethoxy- 24997-88-4 C20H27NO4
4-(4-Methoxyphenyl)-3-buten-2-on 4-(4-Methoxyphenyl)-3-buten-2-on 943-88-4 C11H12O2
Salbutamol Acetonide Salbutamol Acetonide 54208-72-9 C16H25NO3
Dobutamine Impurity 15 Dobutamine Impurity 15
Betamethasone 9,11-Epoxide Propionate Betamethasone 9,11-Epoxide Propionate 205105-83-5 C25H32O6
8-Methoxyquinolin-2(1H)-one 8-Methoxyquinolin-2(1H)-one 22614-69-3 C10H9NO2
7-Bromo Epinastine 7-Bromo Epinastine 1217052-16-8 C16H14BrN3
1,3-Bis[4-(2-methoxyethyl)phenoxy]- 1,3-Bis[4-(2-methoxyethyl)phenoxy]- 230975-30-1 C21H28O5
5-Deshydroxymethyl-5-chloro Losartan (Losartan Impurity K) 5-Deshydroxymethyl-5-chloro Losartan (Losartan Impurity K) 1159977-26-0 C21H20Cl2N6
Desfluoro Fluvoxamine Desfluoro Fluvoxamine 1217214-94-2 C15H22F2N2O2
Nilotinib N-Oxide Nilotinib N-Oxide 1246817-85-5 C28H22F3N7O2
Bis[(2-guanidino-4-thiazolyl)methyl]disulfide Bis[(2-guanidino-4-thiazolyl)methyl]disulfide 129083-44-9 C10H14N8S4
3-AMino-4-(2-chlorophenyl)-6-nitro-2(1H)-quinolinone 3-AMino-4-(2-chlorophenyl)-6-nitro-2(1H)-quinolinone 55198-89-5 C15H10ClN3O3
3-Dehydroxy-3-oxo-4,5-dihydro OxazepaM 3-Dehydroxy-3-oxo-4,5-dihydro OxazepaM 19554-95-1 C15H11ClN2O2
8-DeMethyl Ivabradine 8-DeMethyl Ivabradine 304464-97-9 C26H34N2O5
CitalopraM DiMethylaMinobutanone CitalopraM DiMethylaMinobutanone 1329745-98-3 C25H33FN2O2
[[4-[(3-Methylphenyl)aMino]-3-pyridinyl]sulfonyl]carbaMic Acid Ethyl Ester [[4-[(3-Methylphenyl)aMino]-3-pyridinyl]sulfonyl]carbaMic Acid Ethyl Ester 72810-57-2 C15H17N3O4S
12-Hydroxy Irinotecan 12-Hydroxy Irinotecan 185336-12-3 C33H38N4O7
Losartan IsoMer IMpurity, PotassiuM Salt Losartan IsoMer IMpurity, PotassiuM Salt 860644-28-6 C22H22ClKN6O
PidotiMod Diketopiperazine-6-propanoic Acid PidotiMod Diketopiperazine-6-propanoic Acid 161771-75-1 C9H12N2O4S
RofluMilast N-Oxide RofluMilast N-Oxide 292135-78-5 C17H14Cl2F2N2O4
EsMolol Acid SodiuM Salt EsMolol Acid SodiuM Salt 83356-60-9 C15H22NNaO4
Thyroxine Ethyl Ester Thyroxine Ethyl Ester 76353-71-4 C17H15I4NO4
(4-Chlorophenyl)[4-(1-Methylethoxy)phenyl]Methanone (Fenofibrate IMpurity) (4-Chlorophenyl)[4-(1-Methylethoxy)phenyl]Methanone (Fenofibrate IMpurity) 154356-96-4 C16H15ClO2
5-Acetyl Rhein 5-Acetyl Rhein 875535-35-6 C17H10O7
7'-Methyl-2'-propyl-1H,3'H-2,5'-bibenzo[d]iMidazole 7'-Methyl-2'-propyl-1H,3'H-2,5'-bibenzo[d]iMidazole 884330-09-0 C18H18N4
5-Des[2-(tert-butylaMino)] BaMbuterol-5-ethanol 5-Des[2-(tert-butylaMino)] BaMbuterol-5-ethanol 112935-93-0 C14H20N2O5
Deoxy Fesoterodine Deoxy Fesoterodine 895137-81-2 C26H37NO2
Bisacodyl Related Compound C (20 mg) (4-[(4-Hydroxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) Bisacodyl Related Compound C (20 mg) (4-[(4-Hydroxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) 72901-16-7 C20H17NO3
(6R,7R)-7-((Z)-2-(2-aMinothiazol-4-yl)-2-(hydroxyiMino)acetaMido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide (6R,7R)-7-((Z)-2-(2-aMinothiazol-4-yl)-2-(hydroxyiMino)acetaMido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide 934986-48-8 C14H13N5O6S2
Losartan Impurity 7 Losartan Impurity 7 358685-13-9 C33H24Br2N4
Salbutamol impurity 41 Salbutamol impurity 41
6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol 6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol 140710-96-9 C39H72O3Si2
Salbutamol Impurity 38 Salbutamol Impurity 38
FOSINOPRILAT FOSINOPRILAT 95399-71-6 C23H34NO5P
Dobutamine Impurity 16 Dobutamine Impurity 16
EsoMeprazole related substance H431/41 EsoMeprazole related substance H431/41 1227380-90-6 C16H15N3O4
4H-Inden-4-one, 1-[1,5-dimethyl-5-[(triethylsilyl)oxy]hexyl]octahydro-7a-methyl-, [1R-[1α(R*),3aβ,7aα]]- 4H-Inden-4-one, 1-[1,5-dimethyl-5-[(triethylsilyl)oxy]hexyl]octahydro-7a-methyl-, [1R-[1α(R*),3aβ,7aα]]- 144848-24-8 C24H46O2Si
Salbutamol Impurity 37 Salbutamol Impurity 37
Dobutamine Impurity 3 Dobutamine Impurity 3 334947-75-0 C19H25NO3
1H-?Indole-?5,?6-?diol, 1-?[3-?(4-?hydroxyphenyl)?-?1-?methylpropyl]?- 1H-?Indole-?5,?6-?diol, 1-?[3-?(4-?hydroxyphenyl)?-?1-?methylpropyl]?- 2514709-72-7 C18H19NO3
Iguratimod Impurity 9 Iguratimod Impurity 9 1179354-65-4 C18H16N2O6S
Salbutamol impurity 42 Salbutamol impurity 42 18910-69-5 C14H23NO3
4-(4-Chlorophenyl)-2-pyrrolidinone 4-(4-Chlorophenyl)-2-pyrrolidinone 22518-27-0 C10H10ClNO
Chlorocriptine Chlorocriptine 68944-88-7 C32H40ClN5O5
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