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Categories / Impurity

Impurity Products

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

Showing 25-48 of 27540 products
All In Stock Custom Synthesis
(1R,3S)-Camphoric Acid chemical structure
In Stock

(1R,3S)-Camphoric Acid

CAT No. CS-T-10093
CAS No. 124-83-4
Category Impurity
Parent API Camphoric Acid
Formula -
Mol. Wt.
(1r,4r)-Methyl 4-(aminomethyl)cyclohexanecarboxylate chemical structure
In Stock

(1r,4r)-Methyl 4-(aminomethyl)cyclohexanecarboxylate

CAT No. CS-MM-62065
CAS No. 50738-63-1
Category Impurity
Parent API Tranexamic Acid
Formula C9H17NO2
Mol. Wt. 171.2
(1R,4R)-tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate chemical structure
In Stock

(1R,4R)-tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate

CAT No. CS-DV-00055
CAS No. 134003-84-2
Category Impurity
Parent API -
Formula C10H18N2O2
Mol. Wt. 198.26
(1R,4S,4aR,9aS)-rel-1,4,4a,9a-Tetrahydro-4a-methyl-1,4-methanoanthracene-9,10-dione chemical structure
In Stock

(1R,4S,4aR,9aS)-rel-1,4,4a,9a-Tetrahydro-4a-methyl-1,4-methanoanthracene-9,10-dione

CAT No. CS-T-61850
CAS No. 97804-50-7
Category Impurity
Parent API Anthracene
Formula C16H14O2
Mol. Wt. 238.28
(1S,​5R,​6R)​​-Mirogabalin isomer chemical structure
Custom Synthesis

(1S,​5R,​6R)​​-Mirogabalin isomer

CAT No. CS-O-42778
CAS No. 1138245-15-4
Category Impurity
Parent API Mirogabalin
Formula C12H19NO2
Mol. Wt. 209.28
(1S,3R,4S)-Ethyl 4-Amino-3-((tert-butoxycarbonyl)amino)cyclohexanecarboxylate Oxalate chemical structure
In Stock

(1S,3R,4S)-Ethyl 4-Amino-3-((tert-butoxycarbonyl)amino)cyclohexanecarboxylate Oxalate

CAT No. CS-T-22451
CAS No. 1093351-24-6
Category Impurity
Parent API Edoxaban
Formula C16H28N2O8
Mol. Wt.
(1S,3S,4R) Ledipasvir Impurity chemical structure
In Stock

(1S,3S,4R) Ledipasvir Impurity

CAT No. CS-O-15867
CAS No.
Category Impurity
Parent API Ledipasvir
Formula C24H34BN3O4
Mol. Wt. 439.36
(1S,3S,5S)-3-(Aminocarbonyl)-2-azabicyclo[3.1.0]hexane-2-carboxylic acid tert-butyl ester chemical structure
In Stock

(1S,3S,5S)-3-(Aminocarbonyl)-2-azabicyclo[3.1.0]hexane-2-carboxylic acid tert-butyl ester

CAT No. CS-CO-00016
CAS No. 361440-67-7
Category Impurity
Parent API Saxagliptin
Formula C11H18N2O3
Mol. Wt. 226.3
(1S,4R)-(4-Aminocyclopent-2-enyl)methanol Hydrochloride chemical structure
In Stock

(1S,4R)-(4-Aminocyclopent-2-enyl)methanol Hydrochloride

CAT No. CS-DV-00068
CAS No. 168960-19-8
Category Impurity
Parent API Abacavir
Formula C6H12ClNO
Mol. Wt. 149.62
(1S,4R)-1-Methyl-4-(1-methylethenyl)-2-cyclohexen-1-ol chemical structure
In Stock

(1S,4R)-1-Methyl-4-(1-methylethenyl)-2-cyclohexen-1-ol

CAT No. CS-T-34272
CAS No. 22972-51-6
Category Impurity
Parent API Cannabidiol
Formula C10H16O
Mol. Wt. 152.2
(2-Chloro-5-iodophenyl)[4-[[(3S)-tetrahydro-3-furanyl]oxy]phenyl]methanone chemical structure
In Stock

(2-Chloro-5-iodophenyl)[4-[[(3S)-tetrahydro-3-furanyl]oxy]phenyl]methanone

CAT No. CS-T-72104
CAS No. 915095-87-3
Category Impurity
Parent API Empagliflozin
Formula C17H14ClIO3
Mol. Wt. 428.65
(2-Chlorophenyl)Acetonitrile chemical structure
In Stock

(2-Chlorophenyl)Acetonitrile

CAT No. CS-M-47429
CAS No. 2856-63-5
Category Impurity
Parent API Pyrimethamine
Formula C8H6ClN
Mol. Wt. 151.59
(2E)-Dehydrodonepezil chemical structure
In Stock

(2E)-Dehydrodonepezil

CAT No. CS-T-14924
CAS No. 145546-80-1
Category Impurity
Parent API Donepezil
Formula C24H27NO3
Mol. Wt. 377.48
(2-Hydroxypropyl)-gamma-cyclodextrin chemical structure
In Stock

(2-Hydroxypropyl)-gamma-cyclodextrin

CAT No. CS-DY-00008
CAS No. 128446-34-4
Category Impurity
Parent API Cyclodextrin
Formula C71H126O48
Mol. Wt. 1747.74
(2R,3R)-3-(2,5-Difluorophenyl)-3-hydroxy-2-methyl-4-(1H-1,2,4-triazol-1-yl)thiobutyramide chemical structure
In Stock

(2R,3R)-3-(2,5-Difluorophenyl)-3-hydroxy-2-methyl-4-(1H-1,2,4-triazol-1-yl)thiobutyramide

CAT No. CS-T-52918
CAS No. 368421-58-3
Category Impurity
Parent API Isavuconazole
Formula C13H14F2N4OS
Mol. Wt. 312.34
(2R,3R)-3-Hydroxynorleucine chemical structure
In Stock

(2R,3R)-3-Hydroxynorleucine

CAT No. CS-T-78832
CAS No. 59286-26-9
Category Impurity
Parent API Leucine
Formula C6H13NO3
Mol. Wt. 147.17
(2R,3S)-methyl 3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoate chemical structure
In Stock

(2R,3S)-methyl 3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoate

CAT No. CS-ED-00466
CAS No. 124605-42-1
Category Impurity
Parent API Cabazitaxel
Formula C15H21NO5
Mol. Wt. 295.3
(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester chemical structure
In Stock

(2R,3S)-N-Benzoyl-3-phenyl Isoserine Ethyl Ester

CAT No. CS-T-48736
CAS No. 153433-80-8
Category Impurity
Parent API Paclitaxel
Formula C18H19NO4
Mol. Wt. 313.35
(2R,4S)-Ethyl-5-([1,1`-biphenyl]-4-yl)-4-amino-2-methylpentanoate hydrochloride chemical structure
In Stock

(2R,4S)-Ethyl-5-([1,1`-biphenyl]-4-yl)-4-amino-2-methylpentanoate hydrochloride

CAT No. CS-DV-00448
CAS No. 149690-12-0
Category Impurity
Parent API Sacubitril
Formula C20H26ClNO2
Mol. Wt. 347.88
(2S)-1-(Chloroacetyl)-2-pyrrolidinecarbonitrile chemical structure
In Stock

(2S)-1-(Chloroacetyl)-2-pyrrolidinecarbonitrile

CAT No. CS-O-32064
CAS No. 207557-35-5
Category Impurity
Parent API Vildagliptin
Formula C7H9ClN2O
Mol. Wt. 172.61
(2S)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-pyroglutaminol chemical structure
In Stock

(2S)-N-(tert-Butyloxycarbonyl)-O-(tert-butyl)dimethylsilyl-pyroglutaminol

CAT No. CS-T-09940
CAS No. 81658-26-6
Category Impurity
Parent API Pyroglutaminol
Formula C16H31NO4Si
Mol. Wt. 329.51
(2S,3R)-Ethyl 3-((R)-2,2-Dimethyl-1,3-Dioxolan-4-yl)-2,3-Dihydroxy-2-Methylpropanoate chemical structure
In Stock

(2S,3R)-Ethyl 3-((R)-2,2-Dimethyl-1,3-Dioxolan-4-yl)-2,3-Dihydroxy-2-Methylpropanoate

CAT No. CS-O-15605
CAS No. 93635-76-8
Category Impurity
Parent API Sofosbuvir
Formula C11H20O6
Mol. Wt. 248.27
(2S,3R,4R,5S) Suzetrigine Diastereomer chemical structure
Custom Synthesis

(2S,3R,4R,5S) Suzetrigine Diastereomer

CAT No. CS-O-61160
CAS No. 2649467-57-0
Category Impurity
Parent API Suzetrigine
Formula C21H20F5N3O4
Mol. Wt. 473.40
(2S,3R,4R,5S,6R)-2-(3-((5-(4-fluorophenyl)thiophen-2-yl)(hydroxy)methyl)-4-methylphenyl)-6-(hydroxym chemical structure
In Stock

(2S,3R,4R,5S,6R)-2-(3-((5-(4-fluorophenyl)thiophen-2-yl)(hydroxy)methyl)-4-methylphenyl)-6-(hydroxym

CAT No. CS-T-93364
CAS No. 1951467-29-0
Category Impurity
Parent API Canagliflozin
Formula C24H25FO6S
Mol. Wt. 460.52

Impurity Products at Clearsynth

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

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