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Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards

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Structure Chemical Name CAS MF
(E)-5-(2-CARBOXYVINYL)-2'-DEOXYURIDINE (E)-5-(2-CARBOXYVINYL)-2'-DEOXYURIDINE 74131-06-9 C12H14N2O7
5-Decyano 5-(Ethyl Formate) Milrinone 5-Decyano 5-(Ethyl Formate) Milrinone 80442-07-5 C14H14N2O3
25-DESACETYL RIFAMPICIN 25-DESACETYL RIFAMPICIN 16783-99-6 C41H56N4O11
ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE 31197-69-0 C16H22O3
1-(4-methoxyphenyl)-2-methylpropan-2-ol 1-(4-methoxyphenyl)-2-methylpropan-2-ol 35144-39-9 C11H16O2
1,8-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 1,8-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 414858-02-9 C46H84N12
butyl 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoate butyl 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoate 2227199-31-5 C20H29N5O3
ethyl 2-((E)-5-((E)-2-methyl-3-phenylallylidene)-4-oxo-2-thioxothiazolidin-3-yl)acetate ethyl 2-((E)-5-((E)-2-methyl-3-phenylallylidene)-4-oxo-2-thioxothiazolidin-3-yl)acetate 682775-71-9 C17H17NO3S2
Ethyl-4-hydroxy-2-methyl-2H-1,2-benzothiazin-3-carboxylat-1,1-dioxid Ethyl-4-hydroxy-2-methyl-2H-1,2-benzothiazin-3-carboxylat-1,1-dioxid 24683-26-9 C12H13NO5S
Sugammadex Sugammadex 1378831-29-8 C6H10O3S2
1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride 70918-74-0 C13H17ClN2O3
[4-[2-[(4-chlorobenzoyl)amino]ethyl]phenyl] 4-chlorobenzoate [4-[2-[(4-chlorobenzoyl)amino]ethyl]phenyl] 4-chlorobenzoate 41859-56-7 C22H17Cl2NO3
N-(2,4-DICHLORO-5-HYDROXYPHENYL)ACETAMIDE N-(2,4-DICHLORO-5-HYDROXYPHENYL)ACETAMIDE 67669-19-6 C8H7Cl2NO2
2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY)PYRIDINE 2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY)PYRIDINE 128430-66-0 C9H9ClF3NO
1-(2,3-EPOXYPROPYL)-2-METHYL-5-NITROIMIDAZOLE 1-(2,3-EPOXYPROPYL)-2-METHYL-5-NITROIMIDAZOLE 16773-52-7 C7H9N3O3
Bendamustine Related Impurity 12 Bendamustine Related Impurity 12
Bendamustine Related Impurity 3 Bendamustine Related Impurity 3
Edoxaban Impurity 26 (1R,2S,4R) Edoxaban Impurity 26 (1R,2S,4R) 1255529-33-9 C21H30ClN5O5
Ezetimibe Impurity 36 Ezetimibe Impurity 36 1809031-15-9 C39H46F2N2O5Si2
Linagliptin Impurity 29 Linagliptin Impurity 29 2074688-82-5 C58H58N16O6
Methylprednisolone Acetate EP Impurity H Methylprednisolone Acetate EP Impurity H 1968-76-9 C24H32O4
Rivaroxaban Impurity 44 Rivaroxaban Impurity 44
Sitafloxacin Impurity 3 Sitafloxacin Impurity 3
Tenofovir Impurity 39 Tenofovir Impurity 39
Ticagrelor Related Compound 82 Ticagrelor Related Compound 82
Vonoprazan Impurity 20 Vonoprazan Impurity 20
N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(4-methoxyphenoxy)propyl]-1-piperazineacetamide N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(4-methoxyphenoxy)propyl]-1-piperazineacetamide 1393717-45-7 C24H33N3O4
methyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl)pyrimidin-5-yl)(ethyl)carbamate methyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl)pyrimidin-5-yl)(ethyl)carbamate 1361570-27-5 C21H21FN8O2
Cefathiamidine Impurity G Cefathiamidine Impurity G
Olaparib Impurity P Olaparib Impurity P
Ozagrel Impurity 1 Ozagrel Impurity 1
Pidotimod Impurity P Pidotimod Impurity P
Pitavastatin Impurity 11 Pitavastatin Impurity 11
Pramipexole Impurity 18 Pramipexole Impurity 18
Tenofovir disoproxil Impurity 18 Tenofovir disoproxil Impurity 18
Tenofovir Impurity 50 Tenofovir Impurity 50
Darunavir Darunavir 1526916-57-3 C22H31N3O5S
(S)-3-(4-(2,5-dibromobenzyl)phenoxy)tetrahydrofuran (S)-3-(4-(2,5-dibromobenzyl)phenoxy)tetrahydrofuran C17H16Br2O2
Metronidazole Impurity 2 Metronidazole Impurity 2
ethyl 2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5- carboxylate ethyl 2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5- carboxylate 144060-84-4 C17H18N2O3S
Dasatinib Impurity 24 Dasatinib Impurity 24
Pregabalin Impurity 19 Pregabalin Impurity 19 89015-27-0 C11H14O3
diethyl 2-(2-bromoethyl)-malonate diethyl 2-(2-bromoethyl)-malonate 18721-64-7 C9H15BrO4
methyl 2,5-dihydroxybenzenesulfonate methyl 2,5-dihydroxybenzenesulfonate C7H8O5S
4-(1-(dimethylamino)ethyl)phenyl ethyl(methyl)carbamate 2,3- dihydroxysuccinate 4-(1-(dimethylamino)ethyl)phenyl ethyl(methyl)carbamate 2,3- dihydroxysuccinate 123441-05-4 C14H22N2O2
Dapagliflozin mono acetyl impurity Dapagliflozin mono acetyl impurity 1632287-34-3 C23H27ClO7
Piperacillin Impurity 3 Piperacillin Impurity 3
Varenicline Impurity 5 Varenicline Impurity 5 950781-87-0 C11H13N3O2
4-MORPHOLIN-4-YL-1,2,5-THIADIAZOL-3-OL 4-MORPHOLIN-4-YL-1,2,5-THIADIAZOL-3-OL 30165-97-0 C6H9N3O2S
Amlodipine Impurity 29 Amlodipine Impurity 29 93848-82-9 C22H27ClN2O6
Amlodipine Impurity 34 Amlodipine Impurity 34 C26H31ClN2O8S
1-benzyl-4-(piperidin-1-yl)-1,2,3,6-tetrahydropyridine 1-benzyl-4-(piperidin-1-yl)-1,2,3,6-tetrahydropyridine 53877-76-2 C17H24N2
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- 58404-37-8 C23H28O7
TYRPHOSTIN AG 1290 TYRPHOSTIN AG 1290 160391-70-8 C10H6N2O6
N-[1-(4-methoxyphenyl)-2-methylpropan-2-yl]acetamide N-[1-(4-methoxyphenyl)-2-methylpropan-2-yl]acetamide 926319-54-2 C13H19NO2
Cetirizine EP Impurity B(base) Cetirizine EP Impurity B(base) 942193-17-1 C19H21ClN2O2
Dezocine Impurity 3 Dezocine Impurity 3 100667-16-1 C16H21NO2
Ertapenem Impurity 10 Ertapenem Impurity 10 357154-27-9 C22H27N3O8S
loteprednol Impurity 8 loteprednol Impurity 8 207670-54-0 C24H29ClO7
Nimodipine Impurity 4 Nimodipine Impurity 4 74936-69-9 C18H20N2O6
Paroxetine Impurity 45 Paroxetine Impurity 45 1396174-70-1 C19H20FNO3
Tazobactam Impurity 5 Tazobactam Impurity 5 115546-67-3 C21H20ClNO3S
Tigecycline Impurity 2 Tigecycline Impurity 2 1422262-97-2 C29H39N5O8
Empagliflozin Impurity 34 Empagliflozin Impurity 34
Sugammadex Impurity 22 Sugammadex Impurity 22 2412952-94-2 C72H113NaO48S8
Febuxostat Febuxostat 1312815-36-3 C20H25NO4S
Itraconazole Impurity 34 Itraconazole Impurity 34 103661-14-9 C14H15Cl2N3O5S
Lansoprazole Impurity 34 Lansoprazole Impurity 34 1357726-93-2 C7H8N2O3
Meloxicam Impurity 1 HCl Meloxicam Impurity 1 HCl 929568-25-2 C4H7ClN2O
Palonosetron Impurity 11 Palonosetron Impurity 11 2216753-67-0 C18H24N2O
Dapagliflozin Impurity 10 Dapagliflozin Impurity 10 461432-27-9 C21H25ClO7
Levetiracetam impurity 2 Levetiracetam impurity 2 1341459-52-6 C8H17N3O2
(S)-5-chloro-N-(3-(5-chlorothiophene-2-carboxamido)-2- hydroxypropyl)-N-(4-(3-oxomorpholino)phenyl)thiophene-2- carboxamide (S)-5-chloro-N-(3-(5-chlorothiophene-2-carboxamido)-2- hydroxypropyl)-N-(4-(3-oxomorpholino)phenyl)thiophene-2- carboxamide 2204368-63-6 C23H21Cl2N3O5S2
Ezetimibe Impurity 38 Ezetimibe Impurity 38 1701462-59-0 C45H58F2N2O5Si2
Indapamide Impurity F Indapamide Impurity F 62574-66-7 C7H3Cl3O3S
Moxifloxacin Impurity 38 Moxifloxacin Impurity 38 1262758-66-6 C21H24FN3O5
Nimodipine Impurity 3 Nimodipine Impurity 3 101072-61-1 C11H9NO5
Pitavastatin Impurity 40 Pitavastatin Impurity 40
Ritonavir EP Impurity R Ritonavir EP Impurity R
Ticagrelor Impurity 68 Ticagrelor Impurity 68 1643378-46-4 C23H29FN6O4S
Tofacitinib Impurity 70 Tofacitinib Impurity 70
Amifostine Impurity 6 Amifostine Impurity 6
(1R)-3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylic acid ethyl ester (1R)-3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylic acid ethyl ester 180468-41-1 C18H19NO2
2-[4-[(RS)-(4-Chlorophenyl)phenylMethyl]-piperazin-1-yl]ethanolDihydrochloride 2-[4-[(RS)-(4-Chlorophenyl)phenylMethyl]-piperazin-1-yl]ethanolDihydrochloride C19H25Cl3N2O
CAPECITABINE related substance USP CAPECITABINE related substance USP 1262133-68-5 C20H30FN3O9
4-AMino-N-[(1-ethyl-2-pyrrolidinyl)Methyl]-5-(ethylsulfonyl)- 2-MethoxybenzaMide N-Oxide 4-AMino-N-[(1-ethyl-2-pyrrolidinyl)Methyl]-5-(ethylsulfonyl)- 2-MethoxybenzaMide N-Oxide 71676-01-2 C17H27N3O5S
3-[(4-AMino-2-Methyl-5-pyriMidinyl)Methyl]-4-Methyl-5-[2-(sulfooxy)ethyl]thiazoliuM Inner Salt 3-[(4-AMino-2-Methyl-5-pyriMidinyl)Methyl]-4-Methyl-5-[2-(sulfooxy)ethyl]thiazoliuM Inner Salt 2380-61-2 C12H16N4O4S2
1,4-Bis-[4-[4-Methyl-3-[[4-(pyridin-3-yl)pyriMidin-2-yl]aMino]phenyl]carbaMoyl]benzylpiperazine 1,4-Bis-[4-[4-Methyl-3-[[4-(pyridin-3-yl)pyriMidin-2-yl]aMino]phenyl]carbaMoyl]benzylpiperazine 1365802-18-1 C52H48N12O2
[6R-[6α,7β(R*)]]-7-[(AMinophenylacetyl)aMino]-3-Methyl-8-oxo-5-thia-1-azabicyclo[4.2.0 [6R-[6α,7β(R*)]]-7-[(AMinophenylacetyl)aMino]-3-Methyl-8-oxo-5-thia-1-azabicyclo[4.2.0 79750-46-2 C16H17N3O4S
SalMeterol EP IMpurity D SalMeterol EP IMpurity D 1391052-04-2 C34H47NO7
3-Pyridinecarboxylic Acid 2-AMinoethyl Ester Dihydrochloride 3-Pyridinecarboxylic Acid 2-AMinoethyl Ester Dihydrochloride 87330-70-9 C8H11ClN2O2
PeMetrexed EP IMpurity D PeMetrexed EP IMpurity D 144051-68-3 C25H28N6O9
SuMatriptan EP IMpurity F SuMatriptan EP IMpurity F 2074615-63-5 C13H17N3O2S
Perindopril Impurity Perindopril Impurity
Ganciclovir Dipropionate Ganciclovir Dipropionate 86357-20-2 C15H21N5O6
IMp. A (EP): (RS)-2-Chloro-N-(2-Methylphenyl)-PropanaMide IMp. A (EP): (RS)-2-Chloro-N-(2-Methylphenyl)-PropanaMide 39084-88-3 C10H11Cl2NO
1β-Hydroxy-6α-Methyl-1,4-androstadiene-3,17-dione 1β-Hydroxy-6α-Methyl-1,4-androstadiene-3,17-dione 61919-52-6 C20H26O3
5-Fluoro ent-LaMivudine Acid D-Menthol Ester 5-Fluoro ent-LaMivudine Acid D-Menthol Ester 764659-79-2 C18H26FN3O4S
Tricyclo[3.3.1.13,7]decan-1-aMine, 3,5,7-triMethyl-, hydrochloride Tricyclo[3.3.1.13,7]decan-1-aMine, 3,5,7-triMethyl-, hydrochloride 15210-60-3 C13H24ClN
3-((butyryloxy)Methyl) 5-Methyl 4-(2',3'-dichlorophenyl)-2,6-diMethylpyridine-3,5-dicarboxylate 3-((butyryloxy)Methyl) 5-Methyl 4-(2',3'-dichlorophenyl)-2,6-diMethylpyridine-3,5-dicarboxylate 188649-48-1 C21H21Cl2NO6
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