Chemical Products List

Pharmaceutical Impurity Reference Standards

ChemicalBookProduct Catalog Analytical Chemistry Standard Pharmaceutical Impurity Reference Standards
Click on the specific product, view the latest prices of the products, information, serving information
Structure Chemical Name CAS MF
Febuxostat Impurity 42 Febuxostat Impurity 42
Pregabalin Impurity 11 Pregabalin Impurity 11 2375259-86-0 C8H16ClNO2
Ticagrelor Impurity 44 Ticagrelor Impurity 44
Exemestane Impurity 2 Exemestane Impurity 2
Empagliflozin Impurity 4 Empagliflozin Impurity 4
Moxifloxacin Impurity 14 Moxifloxacin Impurity 14
2-Benzothiazolamine 2-Benzothiazolamine
Cefodizime Impurity E Cefodizime Impurity E
Penicillin Impurity C Penicillin Impurity C
Cefminox Sodium impurity C Cefminox Sodium impurity C
Cefotiam Impurity C Cefotiam Impurity C
Dequalinium EP Impurity B Dequalinium EP Impurity B 747387-02-6 C30H40N4+2
Peramivir Impurity F Peramivir Impurity F
Lincomycin sulfoxide Impurity 4 Lincomycin sulfoxide Impurity 4
Sulpiride Impurity 3 Sulpiride Impurity 3
Doxofylline iMpurity F Doxofylline iMpurity F
He pulls non-EP impurities D He pulls non-EP impurities D
R-(-)-O-DESMETHYLVENLAFAXINE R-(-)-O-DESMETHYLVENLAFAXINE 142761-11-3 C16H25NO2
3-Anilino-2-(3,4,5-triMethoxybenzyl)acrylonitrile, (Mixture of cis/trans isoMers) 3-Anilino-2-(3,4,5-triMethoxybenzyl)acrylonitrile, (Mixture of cis/trans isoMers) 30078-48-9 C19H20N2O3
Anastrozole EP Impurity I Anastrozole EP Impurity I 120511-91-3 C15H17ClN2
(2R,5S)-5-(3,4-Dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester (2R,5S)-5-(3,4-Dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester 389128-28-3 C18H26N2O5S
Everolimus impurity F Everolimus impurity F
Ceftriaxone Sodium impurity 4 Ceftriaxone Sodium impurity 4
Sugammadex sodium Hepta-Iodine Impurity Sugammadex sodium Hepta-Iodine Impurity
Abitrone project impurity Abitrone project impurity
105981-34-8 105981-34-8 105981-34-8 C15H22N4S
1364671-52-2 1364671-52-2 1364671-52-2 C19H19ClN6O3S
1627504-43-1 1627504-43-1 1627504-43-1 C14H14ClN7
Pramipexole Impurity Q Pramipexole Impurity Q
Aprepitant Impurity 42 Aprepitant Impurity 42 172678-47-6 C20H18F7NO2
Efinaconazole Related Impurity 13 Efinaconazole Related Impurity 13 2055912-03-1 C24H32FN5O
DexMedetoMidine IMpurity 17 DexMedetoMidine IMpurity 17
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
Apixaban Impurity 28 Apixaban Impurity 28
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
Afatinib Impurity 74 Afatinib Impurity 74 1259015-90-1 C7H13NO2
Afatinib Impurity 78 Afatinib Impurity 78
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
(Z)-methyl 3-(hydroxy(phenyl)methylene)-2-oxoindoline-6-carboxylate (Z)-methyl 3-(hydroxy(phenyl)methylene)-2-oxoindoline-6-carboxylate 2093243-16-2 C17H13NO4
Abacavir Impurity F Abacavir Impurity F 1443421-68-8 C18H26N6O
Lenvatinib Impurity 10 Lenvatinib Impurity 10
Nifuratel Impurity 10 Nifuratel Impurity 10
Ozagrel Impurity 16 Ozagrel Impurity 16 143945-86-2 C13H12N2O2
Tofacitinib Impurity 68 Tofacitinib Impurity 68
2-(4R,6S)(6-Formyl-2,2-dimethyl-[1,3]dioxan-4-yl)-acetic acid 2-(4R,6S)(6-Formyl-2,2-dimethyl-[1,3]dioxan-4-yl)-acetic acid 123185-91-1 C9H14O5
5-(3-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3- carbaldehyde 5-(3-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3- carbaldehyde C16H11FN2O3S
Dapoxetine impurity Dapoxetine impurity 126113-24-4 C19H16O2
Loratadine Impurity 17 Loratadine Impurity 17 133330-72-0 C14H12ClNO
Prasugrel Impurity 11 Prasugrel Impurity 11
someprazole Impurity 19 someprazole Impurity 19 358675-51-1 C16H17N3O3S
Trelagliptin Impurity 18 Trelagliptin Impurity 18
Ropivacaine impurity Ropivacaine impurity 1786560-34-6 C12H14N2O3
N-((3-(5-methyl-3-(4-(N-propionylsulfamoyl)phenyl)isoxazol-4-yl)phenyl)sulfonyl)propionamide N-((3-(5-methyl-3-(4-(N-propionylsulfamoyl)phenyl)isoxazol-4-yl)phenyl)sulfonyl)propionamide C22H23N3O7S2
LPHE-009 LPHE-009 64471-45-0 C13H16O3
2-((chloro(3,4-dimethoxypyridin-2-yl)methyl)sulfinyl)-5- (difluoromethoxy)-1Na-benzo[d]imidazole 2-((chloro(3,4-dimethoxypyridin-2-yl)methyl)sulfinyl)-5- (difluoromethoxy)-1Na-benzo[d]imidazole
(3S,3'S)-3,3'-((((4,4'-dichloro-[1,1'-biphenyl]-3,3'-diyl)bis (methylene))bis(4,1-phenylene))bis(oxy))bis(tetrahydrofuran) (3S,3'S)-3,3'-((((4,4'-dichloro-[1,1'-biphenyl]-3,3'-diyl)bis (methylene))bis(4,1-phenylene))bis(oxy))bis(tetrahydrofuran) C34H32Cl2O4
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
Acyclovir impurity R Acyclovir impurity R
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
Sugammadex disulfide Impurity Sugammadex disulfide Impurity
Dexmedetomidine Impurity 19 Dexmedetomidine Impurity 19
Voriconazole Impurity 18 Voriconazole Impurity 18 321588-94-7 C22H18ClF4N7O
Remdesivir impurity Remdesivir impurity 1911578-74-9 C12H14N5O7P
ethyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan- 4-yl)acetate ethyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan- 4-yl)acetate 616201-27-5 C38H43FN2O5
Peramivir Impurity 16 Peramivir Impurity 16
Tiotropium bromide Impurity 13 Tiotropium bromide Impurity 13 1459721-06-2 C18H19NO4S2
Anastrozole Impurity I Anastrozole Impurity I
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
Email:[email protected] [email protected]
Copyright © 2025 Mywellwork.com All rights reserved.