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Categories / Impurity

Impurity Products

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

Showing 5497-5520 of 27541 products
All In Stock Custom Synthesis
(-)-α-Kainic Acid chemical structure
Custom Synthesis

(-)-α-Kainic Acid

CAT No. CS-T-30264
CAS No. 487-79-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-2-(4-((4-Chlorophenyl) Phenyl Methyl) Piperazin-lyl] ethanol chemical structure
Custom Synthesis

(-)-2-(4-((4-Chlorophenyl) Phenyl Methyl) Piperazin-lyl] ethanol

CAT No. CS-O-42089
CAS No. 705289-61-8
Category Impurity
Parent API Cetirizine
Formula C19 H23 Cl N2 O
Mol. Wt. 330.85
(-)-2[2-[ 4-[( 4-chlorophenyl) phenyl methyl]-1-piperazinyl] ethoxy] acetic acid Dihydrochloride chemical structure
Custom Synthesis

(-)-2[2-[ 4-[( 4-chlorophenyl) phenyl methyl]-1-piperazinyl] ethoxy] acetic acid Dihydrochloride

CAT No. CS-O-42090
CAS No. -
Category Impurity
Parent API Cetirizine
Formula C23H29ClN2O4
Mol. Wt. 432.94
(-)2´-epi-5-Deoxy-strigol chemical structure
Custom Synthesis

(-)2´-epi-5-Deoxy-strigol

CAT No. CS-T-92527
CAS No. 1259948-85-0
Category Impurity
Parent API -
Formula C19H22O5
Mol. Wt. 330.38
(-)-3,4-Dihydroxy Norephedrine chemical structure
Custom Synthesis

(-)-3,4-Dihydroxy Norephedrine

CAT No. CS-T-19264
CAS No. 829-74-3
Category Impurity
Parent API Levonordefrin
Formula C9H13NO3
Mol. Wt. 183.20
(-)-3-Dehydro Shikimic Acid chemical structure
Custom Synthesis

(-)-3-Dehydro Shikimic Acid

CAT No. CS-T-51807
CAS No. 2922-42-1
Category Impurity
Parent API Oseltamivir
Formula C7H8O5
Mol. Wt. 172.1
(-)-3-Methoxy Butorphanol chemical structure
Custom Synthesis

(-)-3-Methoxy Butorphanol

CAT No. CS-T-57634
CAS No. 63730-48-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-alfa-Benidipine hydrochloride chemical structure
Custom Synthesis

(-)-alfa-Benidipine hydrochloride

CAT No. CS-T-04926
CAS No. 129262-07-3
Category Impurity
Parent API Benidipine
Formula C28H32ClN3O6
Mol. Wt. 542.02
(-)-Asarinin chemical structure
Custom Synthesis

(-)-Asarinin

CAT No. CS-BS-00001
CAS No. 133-04-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-Camphorsulfonic Acid Methyl Ester chemical structure
Custom Synthesis

(-)-Camphorsulfonic Acid Methyl Ester

CAT No. CS-O-45431
CAS No. 83603-04-7
Category Impurity
Parent API Camphorsulfonic Acid
Formula C11H18O4S
Mol. Wt. 246.32
(-)-Cannabidiol chemical structure
Custom Synthesis

(-)-Cannabidiol

CAT No. CS-T-30737
CAS No. 13956-29-1
Category Impurity
Parent API Cannabidiol
Formula C21H30O2
Mol. Wt. 314.5
(-)-Catechin Gallate chemical structure
Custom Synthesis

(-)-Catechin Gallate

CAT No. CS-T-10662
CAS No. 130405-40-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-cis-Permethrinic acid chemical structure
Custom Synthesis

(-)-cis-Permethrinic acid

CAT No. CS-O-52142
CAS No. 55701-08-1
Category Impurity
Parent API Permethrinic acid
Formula C8H10Cl2O2
Mol. Wt. 209.07
(-)-Dehydro Griseofulvin chemical structure
Custom Synthesis

(-)-Dehydro Griseofulvin

CAT No. CS-T-51785
CAS No. 3573-90-8
Category Impurity
Parent API Griseofulvin
Formula C17H15ClO6
Mol. Wt. 350.8
(-)-Didesoxycannabidiol chemical structure
Custom Synthesis

(-)-Didesoxycannabidiol

CAT No. CS-T-88886
CAS No. 1381973-51-8
Category Impurity
Parent API Cannabidiol
Formula -
Mol. Wt.
(-)-Dihydroapovincaminic Acid Ethyl Ester chemical structure
Custom Synthesis

(-)-Dihydroapovincaminic Acid Ethyl Ester

CAT No. CS-T-91195
CAS No. 57327-92-1
Category Impurity
Parent API vinpocetine
Formula C22H28N2O2
Mol. Wt. 352.47
(-)Epicatechin gallate chemical structure
Custom Synthesis

(-)Epicatechin gallate

CAT No. CS-T-21694
CAS No. 1257-08-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-Erinacin A chemical structure
Custom Synthesis

(-)-Erinacin A

CAT No. CS-T-92488
CAS No. 180854-04-0
Category Impurity
Parent API Erinacin A
Formula C25H36O6
Mol. Wt. 432.55
(-)-gallocatechin gallate chemical structure
Custom Synthesis

(-)-gallocatechin gallate

CAT No. CS-N-00385
CAS No. 4233-96-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-Halofuginone chemical structure
Custom Synthesis

(-)-Halofuginone

CAT No. CS-O-60704
CAS No. 7695-84-3
Category Impurity
Parent API Halofuginone
Formula C16H17BrClN3O3
Mol. Wt. 414.68
(-)-Hydroxycitric acid Calcium salt chemical structure
Custom Synthesis

(-)-Hydroxycitric acid Calcium salt

CAT No. CS-E-00926
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt.
(-)-N-Formyl-3-methoxyisomorphinan chemical structure
Custom Synthesis

(-)-N-Formyl-3-methoxyisomorphinan

CAT No. CS-O-51485
CAS No. 51745-05-02
Category Impurity
Parent API Morphinan
Formula C18H23NO2
Mol. Wt. 285.38
(-)-Norscopolamine chemical structure
Custom Synthesis

(-)-Norscopolamine

CAT No. CS-O-11083
CAS No. 4684-28-0
Category Impurity
Parent API Scopolamine
Formula -
Mol. Wt.
(-)-ß-D-Dioxolane-5-fluoro Cytidine chemical structure
Custom Synthesis

(-)-ß-D-Dioxolane-5-fluoro Cytidine

CAT No. CS-T-20834
CAS No. 145397-26-8
Category Impurity
Parent API Emtricitabine
Formula C8H10FN3O4
Mol. Wt. 231.2

Impurity Products at Clearsynth

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

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