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Pharmazeutische Referenzstandards und Verunreinigungsreferenzstandards

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Structure Chemical Name CAS MF
methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate C17H15NO4S
Betamethasone EP Impurity I Betamethasone EP Impurity I 185613-69-8 C22H29FO5
Canagliflozin Impurity 14 Canagliflozin Impurity 14 842133-17-9 C24H25FO5S
Carfilzomib Impurity F Carfilzomib Impurity F
Cefamandole Impurity A Cefamandole Impurity A 1947364-12-6 C17H16N2O6S
Dapagliflozin Impurity 19 Dapagliflozin Impurity 19 1469910-84-6 C29H33ClO10
Docetaxel EP Impurity A Docetaxel EP Impurity A
Empagliflozin Impurity 21 Empagliflozin Impurity 21
Febuxostat Impurity 43 Febuxostat Impurity 43
Formoterol Impurity 20 Formoterol Impurity 20
Hydroxychloroquine Impurity 2 Hydroxychloroquine Impurity 2
Ibrutinib Impurity 14 Ibrutinib Impurity 14 2417548-76-4 C50H48N12O4
Imatinib impurity 11 Imatinib impurity 11
Isavuconazole Impurity 2 Isavuconazole Impurity 2 2001051-99-4 C13H12F2N4O
Isavuconazole Impurity 25 Isavuconazole Impurity 25
Loxoprofen Impurity 18 Loxoprofen Impurity 18 99807-54-2 C11H13BrO2
Mupirocin EP Impurity D Mupirocin EP Impurity D 71087-97-3 C26H44O9
Olaparib Impurity 3 Olaparib Impurity 3
Posaconazole Impurity 33 Posaconazole Impurity 33 182210-71-5 C12H13F2IO2
Posaconazole Impurity 38 Posaconazole Impurity 38
Posaconazole Impurity 62 Posaconazole Impurity 62
Roxithromycin Impurity J Roxithromycin Impurity J
Sitagliptin Impurity 21 Sitagliptin Impurity 21 2088771-60-0 C20H19F6N5O5
SofosBuvir Impurity 38 SofosBuvir Impurity 38
SofosBuvir Impurity 61 SofosBuvir Impurity 61
Suvorexant Impurity 2 Suvorexant Impurity 2 1276666-19-3 C23H23ClN6O2
Tenofovir impurity L Tenofovir impurity L
Ticagrelor Impurity 27 Ticagrelor Impurity 27 1402150-01-9 C19H26ClN5O5S
Ticagrelor impurity P Ticagrelor impurity P
Tramadol Impurity 1 Tramadol Impurity 1 66170-32-9 C16H25NO2
Lidocaine EP Impurity G Lidocaine EP Impurity G 42459-30-3 C13H20N2O
methyl 1,4-dihydroxy-7-phenoxyisoquinoline-3-carboxylate methyl 1,4-dihydroxy-7-phenoxyisoquinoline-3-carboxylate 1421312-32-4 C17H13NO5
1-(2,3-DIMETHYLPHENYL)PROPAN-1-OL 1-(2,3-DIMETHYLPHENYL)PROPAN-1-OL 944268-64-8 C11H16O
4-(4-chlorophenyl)-5-methyl-3-phenylisoxazole 4-(4-chlorophenyl)-5-methyl-3-phenylisoxazole 1448355-87-0 C16H12ClNO
Cefathiamidine Impurity D Cefathiamidine Impurity D
Cefazolin Impurity C (EP) Cefazolin Impurity C (EP)
Cefdinir Impurity H (CP) Cefdinir Impurity H (CP)
Cefdinir Impurity S(CP) Cefdinir Impurity S(CP)
Cefodizime oxidation Impurity 1 Cefodizime oxidation Impurity 1 111874-11-4 C20H20N6O7S4
Spectinomycin Impurity F Spectinomycin Impurity F
(7S,8R)-3-[2-(tert-butylamino)acetamido]-7-[[4-carbamoyl-2-(dimethylamino)-3,5,6-trihydroxyphenyl]methyl]-6-carboxy-5,8-dihydroxy-N,N-dimethyl-4-oxo-7,8-dihydronaphthalen-1(4H)-iminium (7S,8R)-3-[2-(tert-butylamino)acetamido]-7-[[4-carbamoyl-2-(dimethylamino)-3,5,6-trihydroxyphenyl]methyl]-6-carboxy-5,8-dihydroxy-N,N-dimethyl-4-oxo-7,8-dihydronaphthalen-1(4H)-iminium C29H38N5O10+
3-pentylisobenzofuran-1(3H)-one 3-pentylisobenzofuran-1(3H)-one 111943-62-5 C13H16O2
2-[[2-2(2-Amino-4-thiazolyl)acetyl]amino]-4-thiazoleacetic Acid 2-[[2-2(2-Amino-4-thiazolyl)acetyl]amino]-4-thiazoleacetic Acid 2036283-13-1 C10H10N4O3S2
Levofloxacin Impurity 18 Levofloxacin Impurity 18 138998-47-7 C14H13F4NO3
N-(5-amino-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide compound with methane (1:1) N-(5-amino-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide compound with methane (1:1)
N-(2-methyl-5-(methylamino)phenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide N-(2-methyl-5-(methylamino)phenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide C18H17N5O
methyl3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin -4-yl)amino)piperidin-1-yl)-3-oxopropanoate methyl3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin -4-yl)amino)piperidin-1-yl)-3-oxopropanoate 1616761-01-3 C17H23N5O3
Labetalol iMpurity Labetalol iMpurity 2731858-23-2
ZXANKCFSGFEBQW-PFEQFJNWSA-N ZXANKCFSGFEBQW-PFEQFJNWSA-N 1258938-54-3
TWEORVZIMOFLDE-MXTNKPTQSA-N TWEORVZIMOFLDE-MXTNKPTQSA-N 1706671-50-2 C25H31N5O9S
WGEFOIHAXGTXJE-RTMVWDMESA-N WGEFOIHAXGTXJE-RTMVWDMESA-N 1373171-12-0 C48H61NO14
ZIMIAPVHHUISPY-CLFYSBASSA-N ZIMIAPVHHUISPY-CLFYSBASSA-N 866954-86-1 C15H15F3O5
ICOFQCJKJOISKD-HSZRJFAPSA-N ICOFQCJKJOISKD-HSZRJFAPSA-N 1435768-96-9 C26H35NO3
Moxidectin Moxidectin 119718-45-5 C37H53NO8
GDZISNMJFAJFMR-BEQCQUFHSA-M GDZISNMJFAJFMR-BEQCQUFHSA-M 2024603-92-5 C58H74N2O15S
GJXNGCFWGJQETE-UHFFFAOYSA-N GJXNGCFWGJQETE-UHFFFAOYSA-N 1796891-27-4 C29H34N6O4
ethyl N-[(2,5-dichlorophenyl)carbonyl]glycinate ethyl N-[(2,5-dichlorophenyl)carbonyl]glycinate 328283-61-0 C11H11Cl2NO3
Irbesartan Impurity 4 Irbesartan Impurity 4 945540-26-1 C21H20N6O
BAUCJPGULMYPTE-UHFFFAOYSA-N BAUCJPGULMYPTE-UHFFFAOYSA-N 2097683-67-3 C24H29NO4
Entecavir Impurity 6 Entecavir Impurity 6 1354695-82-1 C26H27N5O3
Bis(L-Valine) Ester Ganciclovir TFA Salt Bis(L-Valine) Ester Ganciclovir TFA Salt 130914-71-5 C19H31N7O6
6-Chloro-6-defluoro Ciprofloxacin 6-Chloro-6-defluoro Ciprofloxacin 93106-58-2 C17H18ClN3O3
5-[(4-amino-2-carboxyphenyl)amino]-2-hydroxybenzoic acid 5-[(4-amino-2-carboxyphenyl)amino]-2-hydroxybenzoic acid 1797983-23-3 C14H12N2O5
2-((4-(3-aminopiperidin-1-yl) 2-((4-(3-aminopiperidin-1-yl)
Rosuvastatin Impurity 111 Rosuvastatin Impurity 111
Metoprolol IMpurity V Metoprolol IMpurity V C15H25NO3
Teneligliptin Impurity 12 Teneligliptin Impurity 12
Nicergoline EP Impurity E Nicergoline EP Impurity E
Hexanoic acid, 3-[(hydroxyamino)methyl]-5-methyl-, (3S)- Hexanoic acid, 3-[(hydroxyamino)methyl]-5-methyl-, (3S)- 2349671-57-2 C8H17NO3
α-D-Glucopyranoside, methyl 1-C-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-, 2,3,4,6-tetraacetate α-D-Glucopyranoside, methyl 1-C-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-, 2,3,4,6-tetraacetate 714269-58-6 C30H35ClO11
Caspofungin Impurity H Caspofungin Impurity H
(trans)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-methoxyphenyl)-1-methylpiperidine hydrochloride (trans)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-methoxyphenyl)-1-methylpiperidine hydrochloride 127017-41-8 C21H26ClNO4
Ezetimibe Impurity 76 Ezetimibe Impurity 76 1185883-46-8 C39H44F2N2O5Si
Cefmetazole impurity 9/(6R-cis)-7-[[[(Cyanomethyl)thio]acetyl]amino]-3-(hydroxymethyl)-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Cefmetazole impurity 9/(6R-cis)-7-[[[(Cyanomethyl)thio]acetyl]amino]-3-(hydroxymethyl)-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 70953-19-4 C13H15N3O6S2
((cis)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl)methyl 4-methylbenzenesulfonate ((cis)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl)methyl 4-methylbenzenesulfonate C20H24FNO3S
Elagolix Sodium impurity1 Elagolix Sodium impurity1
Ibrutinib Impurity 37 Ibrutinib Impurity 37 330793-49-2 C10H13IN6
(S)-((6-(propylamino)-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)amino)methanol (S)-((6-(propylamino)-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)amino)methanol C11H19N3OS
(trans)-4-((6-amino-2,3-dibromobenzyl)amino)cyclohexanol (trans)-4-((6-amino-2,3-dibromobenzyl)amino)cyclohexanol C13H18Br2N2O
ERYTHROMYCIN IMPURITY N ERYTHROMYCIN IMPURITY N
Fesoterodine Impurity 12 Fesoterodine Impurity 12
Dexamethasone EP impurities D Dexamethasone EP impurities D
Palbociclib impurity LMAP Palbociclib impurity LMAP
(3R,3'R)-3,3'-((((S)-1-amino-1-oxobutan-2-yl)azanediyl)bis(methylene))dihexanoic acid (3R,3'R)-3,3'-((((S)-1-amino-1-oxobutan-2-yl)azanediyl)bis(methylene))dihexanoic acid C18H34N2O5
Acetaminophen EP Impurity L Acetaminophen EP Impurity L C8H9NO2
(R)-4-(2-(benzyl(methyl)amino)-1-hydroxyethyl)benzene-1,2-diol (R)-4-(2-(benzyl(methyl)amino)-1-hydroxyethyl)benzene-1,2-diol 317351-40-9 C16H19NO3
N,N'-Bis(4-hydroxyphenyl)hydrazine N,N'-Bis(4-hydroxyphenyl)hydrazine 158905-63-6 C12H12N2O2
Droxidopa Impurity M Droxidopa Impurity M
Aripiprazole peroxide degradation Impurity (MW:464Da) Aripiprazole peroxide degradation Impurity (MW:464Da)
Zileuton Impurity (MW = 279.31 Da) Zileuton Impurity (MW = 279.31 Da)
Rivaroxaban Impurity 81 Rivaroxaban Impurity 81
Gadobutrol Impurity 21 Gadobutrol Impurity 21
Flucloxacillin sodium EP Impurity E Flucloxacillin sodium EP Impurity E
Pyrazole Pyrazole
Cephalomannine (Paclitaxel Impurity I) Cephalomannine (Paclitaxel Impurity I)
METOPROLOL IMPURITY D METOPROLOL IMPURITY D C15H25NO3
NITRENDIPINE IMPURITY A NITRENDIPINE IMPURITY A
TAMSULOSIN IMPURITY D TAMSULOSIN IMPURITY D C20H28N2O5S
Macitentan Hydroxy amine Impurity Macitentan Hydroxy amine Impurity 2211059-05-9 C12H12BrN3O2
1,3-diethyl-1,3-dimethylurea 1,3-diethyl-1,3-dimethylurea 31468-19-6 C7H16N2O
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