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Categories / Impurity

Impurity Products

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

Showing 9841-9864 of 27565 products
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4-chloro-N-(4-(3-morpholino-2-oxo-5,6-dihydropyridin-1(2H)-yl)phenyl)butanamide chemical structure
Custom Synthesis

4-chloro-N-(4-(3-morpholino-2-oxo-5,6-dihydropyridin-1(2H)-yl)phenyl)butanamide

CAT No. CS-O-39329
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt. 377.87
4-chloro-N-methyl-N-(2-(methylcarbamoyl)pyridine-4-yl)picolinamide chemical structure
Custom Synthesis

4-chloro-N-methyl-N-(2-(methylcarbamoyl)pyridine-4-yl)picolinamide

CAT No. CS-O-43400
CAS No. -
Category Impurity
Parent API Sorafenib
Formula C14H13ClN4O2
Mol. Wt. 304.73
4-chlorophenyl lenvatinib impurity chemical structure
Custom Synthesis

4-chlorophenyl lenvatinib impurity

CAT No. CS-O-55372
CAS No.
Category Impurity
Parent API lenvatinib
Formula C24H17Cl2N3O5
Mol. Wt. 498.31
4-Chlorophenyl Phenyl Sulfone chemical structure
Custom Synthesis

4-Chlorophenyl Phenyl Sulfone

CAT No. CS-T-50896
CAS No. 80-00-2
Category Impurity
Parent API Dapsone
Formula C12H9ClO2S
Mol. Wt. 252.7
4-Chlorophenylbiguanide chemical structure
Custom Synthesis

4-Chlorophenylbiguanide

CAT No. CS-O-40998
CAS No. 5304-59-6
Category Impurity
Parent API Proguanil Hydrochloride
Formula C8H10ClN5
Mol. Wt. 211.65
4-Chloropicolinic Acid Hydrochloride chemical structure
Custom Synthesis

4-Chloropicolinic Acid Hydrochloride

CAT No. CS-T-12118
CAS No. 1036648-06-2
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Chloro-pyridine 1-oxide chemical structure
Custom Synthesis

4-Chloro-pyridine 1-oxide

CAT No. CS-M-43382
CAS No. 1121-76-2
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Chloropyridine hydrochloride chemical structure
Custom Synthesis

4-Chloropyridine hydrochloride

CAT No. CS-M-08611
CAS No. 7379-35-3
Category Impurity
Parent API
Formula -
Mol. Wt.
4-chloropyridine-3-sulfonyl chloride chemical structure
Custom Synthesis

4-chloropyridine-3-sulfonyl chloride

CAT No. CS-DV-02754
CAS No. 33263-44-4
Category Impurity
Parent API
Formula C5H3Cl2NO2S
Mol. Wt. 212
4-Chloroquinazolino [6,7-b] -12-crown-4 chemical structure
Custom Synthesis

4-Chloroquinazolino [6,7-b] -12-crown-4

CAT No. CS-O-49669
CAS No. 1204313-58-5
Category Impurity
Parent API Icotinib
Formula C14H15ClN2O4
Mol. Wt. 310.73
4-chloro-toluene-3-sulfonyl chloride chemical structure
Custom Synthesis

4-chloro-toluene-3-sulfonyl chloride

CAT No. CS-DV-02756
CAS No. 99876-69-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Cis-exo-2,3-Norbornanedicarboxylic anhydride chemical structure
Custom Synthesis

4-Cis-exo-2,3-Norbornanedicarboxylic anhydride

CAT No. CS-O-31313
CAS No. 14166-28-0
Category Impurity
Parent API Lurasidone
Formula C9H10O3
Mol. Wt. 166.2
4-Coumaroylshikimate chemical structure
Custom Synthesis

4-Coumaroylshikimate

CAT No. CS-O-57652
CAS No.
Category Impurity
Parent API Shikimic acid
Formula C16H16O7
Mol. Wt. 320.29
4-Cyano-1-hydroxypent-4-yl dithiobenzoate chemical structure
Custom Synthesis

4-Cyano-1-hydroxypent-4-yl dithiobenzoate

CAT No. CS-ED-02503
CAS No. 211818-45-0
Category Impurity
Parent API -
Formula C13H15NOS2
Mol. Wt. 265.4
4-Cyano-4-(3,4-dimethoxyphenyl)-5-methylhexanoic acid chemical structure
Custom Synthesis

4-Cyano-4-(3,4-dimethoxyphenyl)-5-methylhexanoic acid

CAT No. CS-O-61065
CAS No. 36622-23-8
Category Impurity
Parent API .
Formula C16H21NO4
Mol. Wt. 291.34
4-Cyanoindole-3-acetic Acid chemical structure
Custom Synthesis

4-Cyanoindole-3-acetic Acid

CAT No. CS-T-91625
CAS No. 1346597-89-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Cyclohexyl-1,4-piperidinedicarboxylic Acid tert-Butyl Ester chemical structure
Custom Synthesis

4-Cyclohexyl-1,4-piperidinedicarboxylic Acid tert-Butyl Ester

CAT No. CS-T-13910
CAS No. 273378-16-8
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Cyclohexylbutan-2-amine chemical structure
Custom Synthesis

4-Cyclohexylbutan-2-amine

CAT No. CS-EO-01886
CAS No. 791752-94-8
Category Impurity
Parent API Labetalol
Formula C10H21N
Mol. Wt. 155.3
4-Cyclohexylpiperidine chemical structure
Custom Synthesis

4-Cyclohexylpiperidine

CAT No. CS-M-25670
CAS No. 14446-73-2
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Defluoro Dolutegravir (sodium salt) chemical structure
Custom Synthesis

4-Defluoro Dolutegravir (sodium salt)

CAT No. CS-EO-03497
CAS No. 1863916-87-3 (Freebase)
Category Impurity
Parent API Dolutegravir
Formula C20H19FN3O5 : Na
Mol. Wt. 400.4 : 23.0
4-Dehydroxy-4-dimethylhydroxysilyl Entecavir chemical structure
Custom Synthesis

4-Dehydroxy-4-dimethylhydroxysilyl Entecavir

CAT No. CS-T-14809
CAS No. 870614-82-7
Category Impurity
Parent API Entecavir
Formula C14H21N5O3Si
Mol. Wt. 335.4
4-Demethoxy-11-deoxydaunorubicin chemical structure
Custom Synthesis

4-Demethoxy-11-deoxydaunorubicin

CAT No. CS-T-73234
CAS No. 77312-66-4
Category Impurity
Parent API Daunorubicin
Formula -
Mol. Wt.
4'-Deoxy-2'-hydroxy Probucol chemical structure
Custom Synthesis

4'-Deoxy-2'-hydroxy Probucol

CAT No. CS-T-51986
CAS No. 1391054-68-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4-Des Cyclopentyl 4-Bromo Racemic Etrasimod chemical structure
Custom Synthesis

4-Des Cyclopentyl 4-Bromo Racemic Etrasimod

CAT No. CS-O-58578
CAS No.
Category Impurity
Parent API Etrasimod
Formula C21H17BrF3NO3
Mol. Wt. 468.26

Impurity Products at Clearsynth

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

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