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Categories / Impurity

Impurity Products

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

Showing 23713-23736 of 27540 products
All In Stock Custom Synthesis
rac-3-Oxo Atorvastatin Calcium Salt chemical structure
Custom Synthesis

rac-3-Oxo Atorvastatin Calcium Salt

CAT No. CS-EO-03345
CAS No. 1391194-36-7 (Freebase)
Category Impurity
Parent API Atorvastatin
Formula C33H32FN2O5 : 1/2Ca2+
Mol. Wt. 555.6 : 40.1
rac-4-Ethoxy Paroxetine hydrochloride Salt chemical structure
Custom Synthesis

rac-4-Ethoxy Paroxetine hydrochloride Salt

CAT No. CS-O-48506
CAS No. 2990987-84-1
Category Impurity
Parent API Paroxetine
Formula C21H26ClNO4
Mol. Wt. 391.89
Rac-4-Hydroxycyclohexyl Tramadol Hydrochloride chemical structure
Custom Synthesis

Rac-4-Hydroxycyclohexyl Tramadol Hydrochloride

CAT No. CS-T-26791
CAS No. 273398-39-3
Category Impurity
Parent API Tramadol
Formula C16H26ClNO3
Mol. Wt. 315.84
Rac-5-Bromo Naproxen Sodium salt chemical structure
Custom Synthesis

Rac-5-Bromo Naproxen Sodium salt

CAT No. CS-O-56882
CAS No. 89586-52-7
Category Impurity
Parent API Naproxen
Formula C14H12BrNaO3
Mol. Wt. 331.14
Rac-5-hydroxymethyl Ruxolitinib Impurity chemical structure
Custom Synthesis

Rac-5-hydroxymethyl Ruxolitinib Impurity

CAT No. CS-O-51494
CAS No.
Category Impurity
Parent API Ruxolitinib
Formula C18H20N6O
Mol. Wt. 336.39
rac-7-Oxo-Pramipexole Hydrochloride chemical structure
Custom Synthesis

rac-7-Oxo-Pramipexole Hydrochloride

CAT No. CS-P-08661
CAS No. 1286047-33-3 (free base)
Category Impurity
Parent API Pramipexole
Formula C10H16ClN3OS
Mol. Wt. 261.77
Rac-a-methoxy Dapagliflozin impurity chemical structure
Custom Synthesis

Rac-a-methoxy Dapagliflozin impurity

CAT No. CS-CB-00007
CAS No. 461432-24-6
Category Impurity
Parent API Dapagliflozin
Formula C22H27ClO7
Mol. Wt. 438.90
Rac-Anabasine DiHCl chemical structure
Custom Synthesis

Rac-Anabasine DiHCl

CAT No. CS-EO-03726
CAS No. 143924-48-5
Category Impurity
Parent API Nicotine
Formula C10H14N2 : 2(HCl)
Mol. Wt. 162.2 : 2(36.5)
rac-Apremilast Impurity 19 chemical structure
Custom Synthesis

rac-Apremilast Impurity 19

CAT No. CS-O-34486
CAS No. 253168-82-0
Category Impurity
Parent API Apremilast
Formula C20H20N2O8S
Mol. Wt. 448.45
rac-Avapritinib Impurity 1 chemical structure
Custom Synthesis

rac-Avapritinib Impurity 1

CAT No. CS-O-63512
CAS No. -
Category Impurity
Parent API Avapritinib
Formula C26H27FN10O
Mol. Wt. 514.57
rac-Bedaquiline-naphthalen-2-yl-pyrrol-impurity chemical structure
Custom Synthesis

rac-Bedaquiline-naphthalen-2-yl-pyrrol-impurity

CAT No. CS-O-65046
CAS No. -
Category Impurity
Parent API Bedaquiline
Formula C34H29BrN2O2
Mol. Wt. 577.51
rac-Brivaracetam-2,5-dioxo-3-propylpyrrolidin impurity chemical structure
Custom Synthesis

rac-Brivaracetam-2,5-dioxo-3-propylpyrrolidin impurity

CAT No. CS-O-42021
CAS No.
Category Impurity
Parent API Brivaracetam
Formula C11H18N2O3
Mol. Wt. 226.27
Rac-Carbidopa EP Impurity H chemical structure
Custom Synthesis

Rac-Carbidopa EP Impurity H

CAT No. CS-O-38880
CAS No. 2470439-16-6
Category Impurity
Parent API carbidopa
Formula C11H16N2O4
Mol. Wt. 240.26
rac-Carbidopa Methyl Ester methyl sulphonate salt chemical structure
Custom Synthesis

rac-Carbidopa Methyl Ester methyl sulphonate salt

CAT No. CS-O-57702
CAS No. 91431-01-5 (freebase)
Category Impurity
Parent API Carbidopa
Formula C12H20N2O7S
Mol. Wt. 336.36
Rac-Carbocisteine Impurity chemical structure
Custom Synthesis

Rac-Carbocisteine Impurity

CAT No. CS-EO-03164
CAS No. -
Category Impurity
Parent API Carbocisteine
Formula C7H9NO5S
Mol. Wt. 219.2
rac-Cefazolin Open-Ring Lactone chemical structure
Custom Synthesis

rac-Cefazolin Open-Ring Lactone

CAT No. CS-O-64188
CAS No. 1675245-01-8
Category Impurity
Parent API Cefazolin
Formula C11H12N6O5S
Mol. Wt. 340.31
rac-cis-3-Dechloro Sertraline Hydrochloride chemical structure
Custom Synthesis

rac-cis-3-Dechloro Sertraline Hydrochloride

CAT No. CS-T-51694
CAS No. 79559-98-1
Category Impurity
Parent API Sertraline
Formula -
Mol. Wt.
rac-Clopidogrel Carboxylic Acid chemical structure
Custom Synthesis

rac-Clopidogrel Carboxylic Acid

CAT No. CS-T-91417
CAS No. 90055-55-3
Category Impurity
Parent API Clopidogrel
Formula C15H14ClNO2S
Mol. Wt. 307.8
rac-Clopidogrel Iminium bromide Impurity chemical structure
Custom Synthesis

rac-Clopidogrel Iminium bromide Impurity

CAT No. CS-O-49013
CAS No. 2418591-12-3
Category Impurity
Parent API Clopidogrel
Formula C16H15BrClNO2S
Mol. Wt. 400.72
rac-Clopidogrel Iminium Impurity chemical structure
Custom Synthesis

rac-Clopidogrel Iminium Impurity

CAT No. CS-O-33446
CAS No. 1251736-87-4
Category Impurity
Parent API Clopidogrel
Formula C16H15ClNO2S+
Mol. Wt. 320.81
Rac-Cyclic 3-Hydroxymelatonin chemical structure
Custom Synthesis

Rac-Cyclic 3-Hydroxymelatonin

CAT No. CS-EO-02824
CAS No. 67199-08-0
Category Impurity
Parent API Melatonin
Formula C13H16N2O3
Mol. Wt. 248.3
Rac-Dapagliflozin open chain impurity chemical structure
Custom Synthesis

Rac-Dapagliflozin open chain impurity

CAT No. CS-O-51762
CAS No. -
Category Impurity
Parent API Dapagliflozin
Formula C21H27ClO7
Mol. Wt. 426.89
Rac-Dapoxetine propiophenone chemical structure
Custom Synthesis

Rac-Dapoxetine propiophenone

CAT No. CS-O-51751
CAS No. 2242008-37-1
Category Impurity
Parent API Dapoxetine
Formula C30H31NO2
Mol. Wt. 437.57
rac-Deacetyl-N-monodemethyldiltiazem Hydrochloride chemical structure
Custom Synthesis

rac-Deacetyl-N-monodemethyldiltiazem Hydrochloride

CAT No. CS-O-60531
CAS No. 40861-80-1
Category Impurity
Parent API Diltiazem
Formula C19H23ClN2O3S
Mol. Wt. 394.91

Impurity Products at Clearsynth

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

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