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Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards

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Structure Chemical Name CAS MF
Prasugrel Impurity 15 Prasugrel Impurity 15
Pregabalin Impurity 18 Pregabalin Impurity 18 1621171-19-4 C9H15NO2
Pregabalin Impurity 23 Pregabalin Impurity 23
Butylphthalide impurity Butylphthalide impurity 16692-58-3 C12H14O2
ethyl 2,5-dihydroxybenzenesulfonate ethyl 2,5-dihydroxybenzenesulfonate C8H10O5S
5-ALLYLIDENE-10,11-DIHYDRO-5H-DIBENZO[A,D]CYCLOHEPTENE 5-ALLYLIDENE-10,11-DIHYDRO-5H-DIBENZO[A,D]CYCLOHEPTENE 24755-73-5 C18H16
Nintedanib Impurity 27 Nintedanib Impurity 27
ethyl 2-(2-formyl-3-hydroxyphenyl)-4-methylthiazole-5- carboxylate ethyl 2-(2-formyl-3-hydroxyphenyl)-4-methylthiazole-5- carboxylate C14H13NO4S
LUMAT-004 LUMAT-004 313544-31-9 C16H17N3O3
Varenicline Impurity 3 Varenicline Impurity 3 1333145-89-3 C14H15N3
Amlodipine Impurity 22 (Z-Isomer) Amlodipine Impurity 22 (Z-Isomer) C26H31ClN2O8S
Amlodipine Impurity 28 Amlodipine Impurity 28 79781-21-8 C18H20ClNO5
Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(4-ethyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl- Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(4-ethyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl- 448184-48-3 C23H32N6O5S
Dolutegravir 4-Desfluoro Impurity Dolutegravir 4-Desfluoro Impurity 1863916-87-3 C20H20FN3O5
Tetrabenazine Dehydro Impurity Tetrabenazine Dehydro Impurity 100322-43-8 C19H25NO3
Cefotiam Impurity 22 Cefotiam Impurity 22 1628441-07-5 C13H14N4O5S2
Dezocine Impurity 2 Dezocine Impurity 2 100667-17-2 C16H21NO
loteprednol Impurity 7 loteprednol Impurity 7 82034-20-6 C24H33ClO7
Sitagliptin Impurity 28 Sitagliptin Impurity 28 898543-70-9 C32H25F12N9O2
Vilanterol Impurity 3 Triphenylacetate Vilanterol Impurity 3 Triphenylacetate 503070-62-0 C23H31Cl2NO5
Empagliflozin Impurity 33 Empagliflozin Impurity 33
Sugammadex Impurity 21 Sugammadex Impurity 21 2412952-93-1 C72H113NaO48S8
4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzaldehyde trihydrochloride 4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzaldehyde trihydrochloride 1254176-45-8 C18H30N4O
Remifentanil Impurity 1 (RTF-02) Remifentanil Impurity 1 (RTF-02) 938184-94-2 C16H21N3O2
methyl (3aS,4R,6S,6aR)-4-((tert-butoxycarbonyl)amino)-3-(pentan-3-yl)-3a,5,6,6a-tetrahydro-4H-cyclopenta[d]isoxazole-6-carboxylate methyl (3aS,4R,6S,6aR)-4-((tert-butoxycarbonyl)amino)-3-(pentan-3-yl)-3a,5,6,6a-tetrahydro-4H-cyclopenta[d]isoxazole-6-carboxylate 383910-25-6 C18H30N2O5
sodium (((((R)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy) methyl)oxidophosphoryl)-L-alaninate sodium (((((R)-1-(6-amino-9H-purin-9-yl)propan-2-yl)oxy) methyl)oxidophosphoryl)-L-alaninate 382140-24-1 C12H19N6O5P
Zopiclone Impurity 13 Zopiclone Impurity 13
1-Methyl-2,3-dihydroindol-2,3-dion 1-Methyl-2,3-dihydroindol-2,3-dion 2058-74-4 C9H7NO2
1-bromo-3-(4-ethoxybenzyl)benzene 1-bromo-3-(4-ethoxybenzyl)benzene 898538-17-5 C15H15BrO
(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(methoxy) methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(methoxy) methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol 1318794-28-3 C22H27ClO7
Brivaracetam Impurity Brivaracetam Impurity 2432911-37-8 C11H22O3
Cefminox Sodium impurity 5 Cefminox Sodium impurity 5
Moxifloxacin Impurity 37 Moxifloxacin Impurity 37 1803729-19-2 C7H3ClF2O2
Nimodipine Impurity 12 Nimodipine Impurity 12 39562-18-0 C19H22N2O6
Rosuvastatin Impurity 53 Rosuvastatin Impurity 53
Sulbactam Impurity 8 Sulbactam Impurity 8 75527-88-7 C8H10BrNO5S
Tenofovir Impurity 64 Tenofovir Impurity 64 1878175-76-8 C13H23N5O8P2
Ticagrelor Impurity 65 Ticagrelor Impurity 65
Ticagrelor Impurity 72 Ticagrelor Impurity 72 1402150-11-1 C24H28F2N6O5S
Topiroxostat Impurity 18 Topiroxostat Impurity 18
Amifostine Impurity 5 Amifostine Impurity 5 712255-27-1 C5H9BrN2
Aztreonam Impurity 5 Aztreonam Impurity 5 2195336-17-3 C4H10N2O5S
Canagliflozin Impurity 35 Canagliflozin Impurity 35
Cefazolin Impurity 7 (Cefazolin Trimethylsilyl Ester) Cefazolin Impurity 7 (Cefazolin Trimethylsilyl Ester) 1072000-00-0 C17H22N8O4S3Si
Dapagliflozin Impurity 25 Dapagliflozin Impurity 25
Doripenem Impurity 1 Doripenem Impurity 1
Erlotinib Impurity 54 Erlotinib Impurity 54
Erlotinib Impurity 59 Erlotinib Impurity 59
Etoposide Impurity 5 Etoposide Impurity 5
Olaparib Impurity 26 Olaparib Impurity 26
Oseltamivir Impurity 14 Oseltamivir Impurity 14 2081110-44-1 C16H28N2O4
Rocuronium bromide Impurity 35 Rocuronium bromide Impurity 35
AZD9291 Osimertinib Impurity 1 AZD9291 Osimertinib Impurity 1
Dextrorotation lansoprazole Impurity I Dextrorotation lansoprazole Impurity I
Ivabradine Impurity 31 Ivabradine Impurity 31
isopropyl 2-(2-oxopyrrolidin-1-yl)acetate isopropyl 2-(2-oxopyrrolidin-1-yl)acetate 1249080-59-8 C9H15NO3
Pitavastatin Impurity 71 Pitavastatin Impurity 71
Rosuvastatin EP Impurity M Sodium Salt Rosuvastatin EP Impurity M Sodium Salt
Furosemide impurity 8 Furosemide impurity 8
Febuxostat Impurity 108 Febuxostat Impurity 108
Flucloxacillin EP Impurity J Flucloxacillin EP Impurity J
Phosphonic acid, P-[[(1R)-2-(6-amino-9H-purin-9-yl)-1-methylethoxy]methyl]-, mono[(1R)-2-(6-amino-9H-purin-9-yl)-1-methylethyl] ester Phosphonic acid, P-[[(1R)-2-(6-amino-9H-purin-9-yl)-1-methylethoxy]methyl]-, mono[(1R)-2-(6-amino-9H-purin-9-yl)-1-methylethyl] ester 1878175-77-9 C17H23N10O4P
Hexanoic acid, 3-formyl-, ethyl ester Hexanoic acid, 3-formyl-, ethyl ester 54374-02-6 C9H16O3
D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)- D-erythro-Hexonic acid, 2,4-dideoxy-3,5-O-(1-methylethylidene)- 154877-92-6 C9H16O5
Linagliptin Dimer impurity (N-C-C-C Dimer)Q: What is Linagliptin Dimer impurity (N-C-C-C Dimer) Q: What is the CAS Number of Linagliptin Dimer impurity (N-C-C-C Dimer) Linagliptin Dimer impurity (N-C-C-C Dimer)Q: What is Linagliptin Dimer impurity (N-C-C-C Dimer) Q: What is the CAS Number of Linagliptin Dimer impurity (N-C-C-C Dimer) 2463617-49-2 C51H56N16O4
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
1H-Purine-2,6-dione, 8-(3-amino-1-piperidinyl)-7-(3-chloro-2-buten-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- 1H-Purine-2,6-dione, 8-(3-amino-1-piperidinyl)-7-(3-chloro-2-buten-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- 2138805-26-0 C25H29ClN8O2
1,3-Benzenedicarboxamide, 5-[acetyl(2,3-dihydroxypropyl)amino]-N1,N3-bis(2,3-dihydroxypropyl)-2,4-diiodo- 1,3-Benzenedicarboxamide, 5-[acetyl(2,3-dihydroxypropyl)amino]-N1,N3-bis(2,3-dihydroxypropyl)-2,4-diiodo- 1651211-78-7 C19H27I2N3O9
(2S,3R,4R,5S,6R)-2-(4-chloro-3-(4-ethoxy-3-ethylbenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (2S,3R,4R,5S,6R)-2-(4-chloro-3-(4-ethoxy-3-ethylbenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol
(E)-1-(4-(2-carboxyvinyl)benzyl)-1H-imidazole 3-oxide (E)-1-(4-(2-carboxyvinyl)benzyl)-1H-imidazole 3-oxide
Vonoprazan Impurity B-2 Vonoprazan Impurity B-2
2-(Cyanomethylthio)acetic acid 2-(Cyanomethylthio)acetic acid 55817-29-3 C4H5NO2S
Budesonide Impurity 31 Budesonide Impurity 31
Budesonide Impurity 23 Budesonide Impurity 23
Hexanoic acid, 3-(chloromethyl)-, (3R)- Hexanoic acid, 3-(chloromethyl)-, (3R)- 2101641-90-9 C7H13ClO2
Bisoprolol Impurity Bisoprolol Impurity 2226263-68-7 C18H31NO4
2(1H)-Quinolinone, 5-[(1R)-1,2-dihydroxyethyl]-8-(phenylmethoxy)- 2(1H)-Quinolinone, 5-[(1R)-1,2-dihydroxyethyl]-8-(phenylmethoxy)- 1261219-83-3 C18H17NO4
Tofacitinib Impurity Tofacitinib Impurity 2504210-41-5 C29H38N10O2
tert-butyl 2-((4R,6S)-6-((E)-2-(4-(3-fluorophenyl)-6-isopropyl-2-(N- methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3- dioxan-4-yl)acetate tert-butyl 2-((4R,6S)-6-((E)-2-(4-(3-fluorophenyl)-6-isopropyl-2-(N- methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3- dioxan-4-yl)acetate
2-Pentenoic acid, 3-amino-2-cyano-5-[(3R,4R)-4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-1-piperidinyl]-5-oxo-, ethyl ester, (2E)- 2-Pentenoic acid, 3-amino-2-cyano-5-[(3R,4R)-4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-1-piperidinyl]-5-oxo-, ethyl ester, (2E)- 2459302-85-1 C21H27N7O3
(1S,1'S,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) (1S,1'S,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) 96946-55-3 C53H72N2O12+2
Glycine, N-(2-aminobenzoyl)-, ethyl ester Glycine, N-(2-aminobenzoyl)-, ethyl ester 5973-34-2 C11H14N2O3
Hexahydrocyclopenta[c]pyrrol-2(1H)-amin Hexahydrocyclopenta[c]pyrrol-2(1H)-amin 54528-00-6 C7H14N2
(S)-Methyl 2-aminobutanoate (S)-Methyl 2-aminobutanoate 15399-22-1 C5H11NO2
(6S,8S,9S,10R,11S,13S,14S,17R)-17-(2,2-dihydroxyacetyl)-11,17-dihydroxy-6,10,13-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one (6S,8S,9S,10R,11S,13S,14S,17R)-17-(2,2-dihydroxyacetyl)-11,17-dihydroxy-6,10,13-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
(3aS-cis)-1,3-Dibenzyltetrahydro-1H-thieno[3,4-d]imidazol-2,4-dion (3aS-cis)-1,3-Dibenzyltetrahydro-1H-thieno[3,4-d]imidazol-2,4-dion 28092-52-6 C19H18N2O2S
Methyl-L-prolinat Methyl-L-prolinat 2577-48-2 C6H11NO2
sodium (S,Z)-2-((1S,2R)-1-carboxylato-2-hydroxypropyl)-5-(4- hydroxybutylidene)-2,5-dihydrothiazole-4-carboxylate sodium (S,Z)-2-((1S,2R)-1-carboxylato-2-hydroxypropyl)-5-(4- hydroxybutylidene)-2,5-dihydrothiazole-4-carboxylate
2,4,6-tripropyl-1,3,5-trioxane 2,4,6-tripropyl-1,3,5-trioxane 2396-43-2 C12H24O3
Oseltamivir Impurity 94 Oseltamivir Impurity 94
Oseltamivir Impurity 82 Oseltamivir Impurity 82
Oseltamivir Impurity 74 Oseltamivir Impurity 74
Uridine, 5'-(2-methylpropanoate) (9CI) Uridine, 5'-(2-methylpropanoate) (9CI) 886538-48-3 C13H18N2O7
Dapagliflozin Impurity 47 Dapagliflozin Impurity 47
Crisaborole Impurity 17 Crisaborole Impurity 17
Crisaborole Impurity 19 Crisaborole Impurity 19
1,5-Pentanedione, 1-(2-fluorophenyl)-5-[(4S)-2-oxo-4-phenyl-3-oxazolidinyl]- 1,5-Pentanedione, 1-(2-fluorophenyl)-5-[(4S)-2-oxo-4-phenyl-3-oxazolidinyl]- 2514695-40-8 C20H18FNO4
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
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