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Pharmaceutical Impurity Reference Standards

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Structure:
Chemical Name:
Lornoxicam Impurity 9
CAS:
70374-36-6
MF:
C6H6ClNO4S2
Structure:
Chemical Name:
Ticagrelor Related Compound 3
CAS:
88756-83-6
MF:
C8H15NO3
Structure:
Chemical Name:
135270-10-9
CAS:
135270-10-9
MF:
C12H11F2N3O
Structure:
Chemical Name:
Tadalafil EP Impurity
CAS:
479545-76-1
MF:
C21H16N2O5
Chemical Name:
Vonoprazan Impurity C
Structure:
Chemical Name:
(5RS)-5-Ethyl-2,6-diimino-5-phenyl-1,2,5,6-tetrahydropyrimidin-4(3H)-one
CAS:
69125-70-8
MF:
C12H14N4O
Structure:
Chemical Name:
8-(2,3-Dichlorophenyl)-8-aza-5-azoniaspiro[4.5]decane BroMide
CAS:
795313-24-5
MF:
C14H19BrCl2N2
Structure:
Chemical Name:
9-MethoxyMethyl Guanine
CAS:
1202645-50-8
MF:
C7H9N5O2
Structure:
Chemical Name:
ClindaMycin 3-PalMitate
CAS:
68225-59-2
MF:
C34H63ClN2O6S
Structure:
Chemical Name:
EltroMbopag Methyl Ester
CAS:
1246929-01-0
MF:
C26H24N4O4
Structure:
Chemical Name:
ErythroMycin A 6,9-IMino Ether
CAS:
99290-97-8
MF:
C37H66N2O12
Structure:
Chemical Name:
α,α'-Bis[(2-Methoxyphenoxy)Methyl]-1,4-piperazinediethanol
CAS:
333749-57-8
MF:
C24H34N2O6
Structure:
Chemical Name:
Ticagrelor IMpurity E
CAS:
1402150-34-8
MF:
C26H30F2N6O5S
Structure:
Chemical Name:
Benzenebutanoicacid,b-[[(1,1-diMethylethoxy)carbonyl]aMino]-2,4,5-trifluoro-,Methylester,(bR)-
CAS:
881995-73-9
MF:
C16H20F3NO4
Structure:
Chemical Name:
Bosutinib Impurity 1
CAS:
1460227-29-5
MF:
C18H13Cl2N3O3
Structure:
Chemical Name:
tert-butyl 4-cyclohexylpiperazine-1-carboxylate
CAS:
1224935-95-8
MF:
C15H28N2O2
Chemical Name:
Afatinib IMpurity D
Structure:
Chemical Name:
Avanafil iMpurity 1
CAS:
372117-54-9
MF:
C18H22ClN5O3
Structure:
Chemical Name:
Bisoprolol EP IMpurity B HeMifuMarate (Bisoprolol n-Propyl Derivative HeMifuMarate)
CAS:
1447715-44-7
MF:
C18H31NO4
Structure:
Chemical Name:
Dabigatran iMpurity F
CAS:
1642853-67-5
MF:
C19H20N4O4
Structure:
Chemical Name:
Decitabine iMpurity 4
CAS:
863396-35-4
MF:
C6H12O4
Structure:
Chemical Name:
Gliclazide iMpurity D
CAS:
1136426-19-1
MF:
C15H20N2O3S
Structure:
Chemical Name:
Losartan IMpurity C (Isolosartan)
CAS:
114799-13-2
MF:
C22H23ClN6O
Structure:
Chemical Name:
Posaconazole DiastereoisoMer interMediate 2
CAS:
166583-12-6
MF:
C21H21F2N3O4S
Structure:
Chemical Name:
Quetiapine IMpurity P (11-(4-Ethylpiperazin-1-yl)dibenzo[b,f][1,4]thiazepine fuMarate))
CAS:
1011758-03-4
MF:
C19H21N3S
Structure:
Chemical Name:
TaMsulosin IMpurity B
MF:
C20H28N2O5S
Chemical Name:
Ticagrelor iMpurity N
Structure:
Chemical Name:
Tirofiban IMpurity (4,4'-Dipyridyl-1,5-Pentane)
CAS:
25382-33-6
MF:
C15H18N2
Structure:
Chemical Name:
3-Quinolinecarbonitrile,4-chloro-6-Methoxy-7-[3-(4-Methyl-1-piperazinyl)propoxy]-
CAS:
492444-39-0
MF:
C19H23ClN4O2
Structure:
Chemical Name:
Vardenafil Oxopiperazine (IMpurity)
CAS:
448184-58-5
MF:
C21H26N6O5S
Structure:
Chemical Name:
IverMectin B1 Aglycon
CAS:
73162-95-5
MF:
C34H50O8
Structure:
Chemical Name:
9α-BroMobudesonide
CAS:
313474-59-8
MF:
C25H33BrO6
Structure:
Chemical Name:
N-(5-Chloro-2-pyridinyl)-2-pyrazinecarboxaMide (Zopiclone IMpurity)
CAS:
349125-10-6
MF:
C10H7ClN4O
Structure:
Chemical Name:
2-Methyl SiMvastatin (Mixture Of DiasteroisoMers)
CAS:
774611-54-0
MF:
C26H40O5
Structure:
Chemical Name:
(4-Chloro-3,5-diMethylpyridin-2-yl)Methanol Hydrochloride
CAS:
143016-70-0
MF:
C8H11Cl2NO
Structure:
Chemical Name:
AMoxicillin DiMer (penicilloic acid forM)
CAS:
210289-72-8
MF:
C32H40N6O11S2
Structure:
Chemical Name:
Desacetyl-7-ACA Lactone
CAS:
184696-69-3
MF:
C8H8N2O3S
Structure:
Chemical Name:
5,6-DiMethoxy-2-[(4-piperidyl)Methyl]indane Hydrochloride (Donepezil IMpurity)
CAS:
1034439-43-4
MF:
C17H26ClNO2
Structure:
Chemical Name:
CarfilzoMib IMpurity
CAS:
1541171-65-6
MF:
C41H61N5O10S
Chemical Name:
Atracurium Impurity R
Chemical Name:
Fludarabine EP impurity K
Chemical Name:
Ropivacaine Impurity 28
Chemical Name:
Ropivacaine Impurity 6
Chemical Name:
Solifenacin ring opening Impurity 11
Chemical Name:
Sugammadex sodium Org210839-1 Impurity
Chemical Name:
Sugammadex sodium Org284426-1 Impurity
Chemical Name:
Bendamustine Related Impurity 6
Structure:
Chemical Name:
Butyphthalide impurity 39
CAS:
1841089-57-3
MF:
C24H28O4
Chemical Name:
Butyphthalide impurity 45
Chemical Name:
Dapoxetine impurity 18
Chemical Name:
Febuxostat Impurity 76
Chemical Name:
Febuxostat Impurity 91
Structure:
Chemical Name:
Ipratropium Bromide Impurity 1
MF:
C20H29Br2NO3
Chemical Name:
Lenvatinib Impurity 18
Structure:
Chemical Name:
Moxifloxacin Impurity 44
CAS:
1048972-52-6
MF:
C14H12FNO5
Chemical Name:
Nintedanib Impurity 32
Chemical Name:
Olsalazine Impurity C
Chemical Name:
Parecoxib sodium Impurity 33
Chemical Name:
Tofacitinib Impurity 96
Chemical Name:
Vildagliptin Impurity ZA5
Chemical Name:
Linagliptin Impurity CD10925
Chemical Name:
Nintedanib Impurity N
Structure:
Chemical Name:
(2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3-(4- hydroxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate
CAS:
1079083-63-8
MF:
C27H29ClO10
Structure:
Chemical Name:
Vildagliptin Impurity 25
CAS:
1563006-28-9
MF:
C7H10N2O2
Structure:
Chemical Name:
(2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3- (4-methoxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate
CAS:
872980-38-6
MF:
C28H31ClO10
Structure:
Chemical Name:
Vinorelbine Impurity DX
CAS:
89368-94-5
MF:
C46H55BrN4O8
Chemical Name:
1-hydroxypropan-2-yl 2-(2-(4-((4-chlorophenyl)(phenyl) methyl)piperazin-1-yl)ethoxy)acetate compound with 2- hydroxypropyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl) piperazin-1-yl)ethoxy)acetate (1:1) hydrochloride
Chemical Name:
Eltrombopag Impurity 2
Chemical Name:
Dapoxetine Impurity 17
Structure:
Chemical Name:
Avibactam Impurity
CAS:
2064219-26-5
MF:
C7H12N3NaO6S
Structure:
Chemical Name:
(1s,4s)-4-((2-aminobenzyl)amino)cyclohexan-1-ol hydrochloride
MF:
C13H21ClN2O
Chemical Name:
Solifenacin impurity 23
Chemical Name:
Edaravone impurity DEE
Chemical Name:
Linagliptin Impurity 49
Structure:
Chemical Name:
(1r,4r)-4-(7,9-dibromo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)cyclohexanol hydrochloride
CAS:
2376577-10-3
MF:
C15H21Br2ClN2O
Structure:
Chemical Name:
Procatero Impurity
CAS:
90098-93-4
MF:
C11H9NO3
Structure:
Chemical Name:
4-((2-amino-3,5-dibromobenzyl)amino)cyclohexanone hydrochloride
MF:
C13H17Br2ClN2O
Structure:
Chemical Name:
Pazufloxacin Impurity 5
CAS:
777824-29-0
MF:
C15H15FN2O2
Chemical Name:
Vonoprazan Impurity Z-4
Structure:
Chemical Name:
Olanzapine impurity O
MF:
C17H20N4S
Structure:
Chemical Name:
Cabozantinib impurity 26
CAS:
2840522-80-5
MF:
C28H25ClFN3O5
Structure:
Chemical Name:
Afatinib impurity 45
CAS:
99281-87-5
MF:
C5H9NO2
Structure:
Chemical Name:
Dapoxetine impurity 24
CAS:
1445281-20-8
MF:
C20H20O4S
Chemical Name:
Tazobactam Impurity E
Chemical Name:
Vildagliptin Impurity 42
Chemical Name:
Canagliflozin Impurity 45
Chemical Name:
Pralatrexate Impurity 5
Chemical Name:
Pitavastatin Impurity 61
Chemical Name:
Sitafloxacin Impurity 17
Chemical Name:
Cilastatin Isomer Impurity
Chemical Name:
Prednicarbate Impurity E
Chemical Name:
Olprinone Impurity B
Chemical Name:
Atracurium Impurity 28
Chemical Name:
Canagliflozin Impurity 51
Chemical Name:
Canagliflozin Impurity 67
Chemical Name:
Cefazolin Impurity Q
Chemical Name:
Acyclovir Impurity 13
Chemical Name:
Afatinib impurity 48
Chemical Name:
Cabozantinib impurity M
Chemical Name:
Rotigotine Impurity 8