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Categories / Impurity

Impurity Products

Browse available compounds, catalogue references, CAS numbers and technical details from Clearsynth.

Showing 5473-5496 of 27552 products
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β-Casomorphin (1-6), bovine chemical structure
Custom Synthesis

β-Casomorphin (1-6), bovine

CAT No. CS-CN-00067
CAS No. 77434-43-6
Category Impurity
Parent API
Formula -
Mol. Wt.
β-Casomorphin (1-7), bovine chemical structure
Custom Synthesis

β-Casomorphin (1-7), bovine

CAT No. CS-CN-00068
CAS No. 72122-62-4
Category Impurity
Parent API
Formula -
Mol. Wt.
β-Casomorphin, human chemical structure
Custom Synthesis

β-Casomorphin, human

CAT No. CS-CN-00069
CAS No. 102029-74-3
Category Impurity
Parent API
Formula -
Mol. Wt.
-β-D-Fructopyranose 1-Sulfamate chemical structure
Custom Synthesis

-β-D-Fructopyranose 1-Sulfamate

CAT No. CS-T-55078
CAS No. 106881-42-9
Category Impurity
Parent API Topiramate
Formula C6H13NO8S
Mol. Wt. 259.2
-β-Glycerol Phosphate Disodium Salt Pentahydrate chemical structure
Custom Synthesis

-β-Glycerol Phosphate Disodium Salt Pentahydrate

CAT No. CS-T-55396
CAS No. 13408-09-8
Category Impurity
Parent API
Formula -
Mol. Wt.
β-Nicotinamide adenine dinucleotide phosphate disodium salt chemical structure
Custom Synthesis

β-Nicotinamide adenine dinucleotide phosphate disodium salt

CAT No. CS-N-00240
CAS No. 24292-60-2
Category Impurity
Parent API Nicotinamide
Formula -
Mol. Wt.
( 2,4,4-TRIMETHYL-1,3-OXAZOLIDIN-2-YL)(3-CHLOROPHENYL)-METHANONE chemical structure
Custom Synthesis

( 2,4,4-TRIMETHYL-1,3-OXAZOLIDIN-2-YL)(3-CHLOROPHENYL)-METHANONE

CAT No. CS-O-41400
CAS No.
Category Impurity
Parent API Bupropion
Formula C13H16ClNO2
Mol. Wt. 253.09
( Z )-2-(2-Aminothiazol-4-yl)-2-carboxymethoxyiminoacetic acid(ATCMA) chemical structure
Custom Synthesis

( Z )-2-(2-Aminothiazol-4-yl)-2-carboxymethoxyiminoacetic acid(ATCMA)

CAT No. CS-O-10670
CAS No. 74440-05-4
Category Impurity
Parent API
Formula -
Mol. Wt.
(-​)​-​(1R,​2R,​5S)​-​NeomenthylAcetate chemical structure
Custom Synthesis

(-​)​-​(1R,​2R,​5S)​-​NeomenthylAcetate

CAT No. CS-O-43141
CAS No. 146502-80-9
Category Impurity
Parent API NeomenthylAcetate
Formula C12H22O2
Mol. Wt. 198.30
(αR)-α-(Iodomethyl)-3,4-dimethoxybenzenemethanol chemical structure
Custom Synthesis

(αR)-α-(Iodomethyl)-3,4-dimethoxybenzenemethanol

CAT No. CS-T-56739
CAS No. 833353-17-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(αR)-α-Methyl-N-[[3-(trifluoromethyl)phenyl]methyl]-1-naphthalenemethanamine Hydrochloride chemical structure
Custom Synthesis

(αR)-α-Methyl-N-[[3-(trifluoromethyl)phenyl]methyl]-1-naphthalenemethanamine Hydrochloride

CAT No. CS-T-58698
CAS No. 1229225-42-6
Category Impurity
Parent API Cinacalcet
Formula C20H18F3N : HCl
Mol. Wt. 329.4 : 36.5
((+)-Epicatechin) chemical structure
Custom Synthesis

((+)-Epicatechin)

CAT No. CS-O-57600
CAS No. 35323-91-2
Category Impurity
Parent API Epicatechin
Formula C15H14O6
Mol. Wt. 290.27
((2R,3R,4R,5R)-3-(benzoyloxy)-4-chloro-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-methyltetrahydrofuran-2-yl)methyl benzoate chemical structure
Custom Synthesis

((2R,3R,4R,5R)-3-(benzoyloxy)-4-chloro-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-methyltetrahydrofuran-2-yl)methyl benzoate

CAT No. CS-N-05200
CAS No. 1496551-71-3
Category Impurity
Parent API -
Formula C24H21ClN2O7
Mol. Wt. 484.89
((2R,3S,5R)-3-acetoxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl acetate chemical structure
Custom Synthesis

((2R,3S,5R)-3-acetoxy-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl acetate

CAT No. CS-O-39574
CAS No. 6979-97-1
Category Impurity
Parent API Brivudine
Formula C14H18N2O7
Mol. Wt. 326.3
((2R,4S)-5-([1,1'-biphenyl]-4-yl)-2-methyl-4-nitropentanoic acid) chemical structure
Custom Synthesis

((2R,4S)-5-([1,1'-biphenyl]-4-yl)-2-methyl-4-nitropentanoic acid)

CAT No. CS-O-58093
CAS No. 1982356-32-0
Category Impurity
Parent API Sacubitril
Formula C18H19NO4
Mol. Wt. 313.35
((3S,4R)-4-(p-tolyl)piperidin-3-yl)methanol Hydrochloride chemical structure
Custom Synthesis

((3S,4R)-4-(p-tolyl)piperidin-3-yl)methanol Hydrochloride

CAT No. CS-O-59318
CAS No.
Category Impurity
Parent API Paroxetine
Formula C13H20ClNO
Mol. Wt. 241.76
((3S,5R)-5-(2,4-Difluorophenyl)-5-(iodomethyl)tetrahydrofuran-3-yl)methyl Isobutyrate chemical structure
Custom Synthesis

((3S,5R)-5-(2,4-Difluorophenyl)-5-(iodomethyl)tetrahydrofuran-3-yl)methyl Isobutyrate

CAT No. CS-O-39721
CAS No. 1042398-26-4
Category Impurity
Parent API Posaconazole
Formula C16H19F2IO3
Mol. Wt. 424.2
((4-(4-hydroxy-3-isopropylbenzyl)-3,5-dimethylphenoxy)methyl)phosphonic acid chemical structure
Custom Synthesis

((4-(4-hydroxy-3-isopropylbenzyl)-3,5-dimethylphenoxy)methyl)phosphonic acid

CAT No. CS-O-51972
CAS No. 852947-39-8
Category Impurity
Parent API .
Formula C19H25O5P
Mol. Wt. 364.37
((4-Methoxyphenyl){2-[(4-methylpiperazin-1-yl)-amino]-2-oxoethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-[(4-methylpiperazin-1-yl)-amino]-2-oxoethyl}amino)acetic acid

CAT No. CS-M-27382
CAS No. 1142216-14-5
Category Impurity
Parent API
Formula -
Mol. Wt.
((4-Methoxyphenyl){2-[4-(4-methylphenyl)piperazin-1-yl]-2-oxoethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-[4-(4-methylphenyl)piperazin-1-yl]-2-oxoethyl}amino)acetic acid

CAT No. CS-M-27455
CAS No. 1142205-51-3
Category Impurity
Parent API
Formula -
Mol. Wt.
((4-Methoxyphenyl){2-[4-(4-nitrophenyl)piperazin-1-yl]-2-oxoethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-[4-(4-nitrophenyl)piperazin-1-yl]-2-oxoethyl}amino)acetic acid

CAT No. CS-M-27458
CAS No. 1142205-55-7
Category Impurity
Parent API
Formula -
Mol. Wt.
((4-Methoxyphenyl){2-oxo-2-[(2-phenylethyl)amino]-ethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-oxo-2-[(2-phenylethyl)amino]-ethyl}amino)acetic acid

CAT No. CS-M-27388
CAS No. 1142204-32-7
Category Impurity
Parent API
Formula -
Mol. Wt.
((4-Methoxyphenyl){2-oxo-2-[(2-pyridin-2-ylethyl)-amino]ethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-oxo-2-[(2-pyridin-2-ylethyl)-amino]ethyl}amino)acetic acid

CAT No. CS-M-27374
CAS No. 1142215-84-6
Category Impurity
Parent API
Formula -
Mol. Wt.
((4-Methoxyphenyl){2-oxo-2-[(2-thienylmethyl)-amino]ethyl}amino)acetic acid chemical structure
Custom Synthesis

((4-Methoxyphenyl){2-oxo-2-[(2-thienylmethyl)-amino]ethyl}amino)acetic acid

CAT No. CS-M-27401
CAS No. 1142204-54-3
Category Impurity
Parent API
Formula -
Mol. Wt.

Impurity Products at Clearsynth

Browse available Impurity products from Clearsynth. These compounds support analytical research, quality control and pharmaceutical development.

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