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Categories / Impurity

Impurity Products

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

Showing 457-480 of 27540 products
All In Stock Custom Synthesis
4-Carboxy-α-methylbenzeneacetic Acid chemical structure
In Stock

4-Carboxy-α-methylbenzeneacetic Acid

CAT No. CS-T-10457
CAS No. 67381-50-4
Category Impurity
Parent API Ibuprofen
Formula C10H10O4
Mol. Wt. 194.18
4-Chloro Bupropion Hydrochloride chemical structure
In Stock

4-Chloro Bupropion Hydrochloride

CAT No. CS-O-16004
CAS No. 1346598-72-8
Category Impurity
Parent API Bupropion
Formula C13H18Cl3NO
Mol. Wt. 310.65
4-chloro-7-methoxyquinolin-6-ol chemical structure
In Stock

4-chloro-7-methoxyquinolin-6-ol

CAT No. CS-DV-02739
CAS No. 205448-74-4
Category Impurity
Parent API Cabozantinib
Formula C10H8ClNO2
Mol. Wt. 209.63
4-Chloroandrost-4-en-3a-ol-17-one chemical structure
Custom Synthesis

4-Chloroandrost-4-en-3a-ol-17-one

CAT No. CS-B-00264
CAS No. 51348-73-3
Category Impurity
Parent API
Formula C19H27ClO2
Mol. Wt. 322.87
4-Chlorobutyraldehyde Dimethyl Acetal chemical structure
In Stock

4-Chlorobutyraldehyde Dimethyl Acetal

CAT No. CS-O-08209
CAS No. 29882-07-3
Category Impurity
Parent API -
Formula -
Mol. Wt. -
4-Chloro-L-phenylalanine chemical structure
In Stock

4-Chloro-L-phenylalanine

CAT No. CS-O-13663
CAS No. 14173-39-8
Category Impurity
Parent API Phenylalanine
Formula C9H10ClNO2
Mol. Wt. 199.63
4-Demethylepipodophyllotoxin chemical structure
In Stock

4-Demethylepipodophyllotoxin

CAT No. CS-T-51855
CAS No. 6559-91-7
Category Impurity
Parent API Etoposide
Formula C21H20O8
Mol. Wt. 400.38
4-Desacetamido-4-chloro Andarine chemical structure
In Stock

4-Desacetamido-4-chloro Andarine

CAT No. CS-T-15928
CAS No. 541497-92-1
Category Impurity
Parent API
Formula C17H14ClF3N2O5
Mol. Wt. 418.75
4-Desacetamido-4-fluoro Andarine chemical structure
In Stock

4-Desacetamido-4-fluoro Andarine

CAT No. CS-T-15926
CAS No. 401900-41-2
Category Impurity
Parent API
Formula C17H14F4N2O5
Mol. Wt. 402.30
4-Desmethoxy-4-nitro Omeprazole chemical structure
In Stock

4-Desmethoxy-4-nitro Omeprazole

CAT No. CS-T-16114
CAS No. 317807-10-6
Category Impurity
Parent API Esomeprazole
Formula C16H16N4O4S
Mol. Wt. 360.4
4-Epi Minocycline chemical structure
In Stock

4-Epi Minocycline

CAT No. CS-T-54084
CAS No. 43168-51-0
Category Impurity
Parent API Minocycline
Formula C23H27N3O7
Mol. Wt. 457.48
4-Epianhydrotetracycline Hydrochloride chemical structure
In Stock

4-Epianhydrotetracycline Hydrochloride

CAT No. CS-T-21689
CAS No. 4465-65-0
Category Impurity
Parent API Tetracycline
Formula C22H23ClN2O7
Mol. Wt. 462.88
4-epi-Chlortetracycline Hydrochloride chemical structure
In Stock

4-epi-Chlortetracycline Hydrochloride

CAT No. CS-O-31080
CAS No. 101342-45-4
Category Impurity
Parent API Tetracycline
Formula C22H24Cl2N2O8
Mol. Wt. 515.34
4-Epi-Dolutegravir chemical structure
In Stock

4-Epi-Dolutegravir

CAT No. CS-T-93310
CAS No. 1357289-37-2
Category Impurity
Parent API Dolutegravir
Formula C20H19F2N3O5
Mol. Wt. 419.38
4-epi-Tetracycline Hydrochloride chemical structure
In Stock

4-epi-Tetracycline Hydrochloride

CAT No. CS-O-10831
CAS No. 23313-80-6
Category Impurity
Parent API Tetracycline
Formula C22H25ClN2O8
Mol. Wt. 480.90
4-Fluoro-3-Nitrobenzotrifluoride chemical structure
In Stock

4-Fluoro-3-Nitrobenzotrifluoride

CAT No. CS-M-57417
CAS No. 367-86-2
Category Impurity
Parent API flupentixol
Formula C7H3F4NO2
Mol. Wt. 209.1
4-Hydrazino Benzene Sulfonamide Hydrochloride chemical structure
In Stock

4-Hydrazino Benzene Sulfonamide Hydrochloride

CAT No. CS-O-31307
CAS No. 27918-19-0
Category Impurity
Parent API Celecoxib
Formula C6H10ClN3O2S
Mol. Wt. 223.68
4-Hydroxy Atorvastatin Calcium chemical structure
In Stock

4-Hydroxy Atorvastatin Calcium

CAT No. CS-O-14647
CAS No. 265989-44-4
Category Impurity
Parent API Atorvastatin
Formula C33H35FN2O6 : 1/2(Ca)
Mol. Wt. 593.69 (Free acid: 574.60)
4-Hydroxy Atorvastatin Disodium Salt chemical structure
In Stock

4-Hydroxy Atorvastatin Disodium Salt

CAT No. CS-O-07266
CAS No. 1276537-18-8
Category Impurity
Parent API Atorvastatin
Formula C33H33FN2Na2O6
Mol. Wt. 618.60
4-HydroxyDutasteride chemical structure
In Stock

4-HydroxyDutasteride

CAT No. CS-T-93793
CAS No.
Category Impurity
Parent API Dutasteride
Formula C27H30F6N2O3
Mol. Wt. 544.54
4-Hydroxy-nabumetone chemical structure
In Stock

4-Hydroxy-nabumetone

CAT No. CS-T-93361
CAS No. 98386-83-5
Category Impurity
Parent API Nabumetone
Formula C15H16O3
Mol. Wt. 244.3
4-Hydroxyphenyllactic acid, racemic mixture chemical structure
In Stock

4-Hydroxyphenyllactic acid, racemic mixture

CAT No. CS-EK-02168
CAS No. 6482-98-0
Category Impurity
Parent API
Formula C9H10O4
Mol. Wt. 182.17
4-Methoxy Lornoxicam chemical structure
In Stock

4-Methoxy Lornoxicam

CAT No. CS-O-40507
CAS No. 2469039-23-2
Category Impurity
Parent API Lornoxicam
Formula C14H12ClN3O4S2
Mol. Wt. 385.85
4-Methoxybenzyl Alcohol chemical structure
In Stock

4-Methoxybenzyl Alcohol

CAT No. CS-T-32224
CAS No. 105-13-5
Category Impurity
Parent API -
Formula C8H10O2
Mol. Wt. 138.16

Impurity Products at Clearsynth

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

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