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Categories / Impurity

Impurity Products

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

Showing 7633-7656 of 27558 products
All In Stock Custom Synthesis
1-(3-Carboxypyrid-2-yl)-2-phenyl-4-methyl-piperazine HCl chemical structure
Custom Synthesis

1-(3-Carboxypyrid-2-yl)-2-phenyl-4-methyl-piperazine HCl

CAT No. CS-O-56396
CAS No. 61338-13-4(Free salt)
Category Impurity
Parent API mirtazapine
Formula C17H20ClN3O2
Mol. Wt. 333.81
1-(3-Chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetic Acid Methyl Ester chemical structure
Custom Synthesis

1-(3-Chlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acetic Acid Methyl Ester

CAT No. CS-T-69371
CAS No. 1568-36-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-Chloro-pyrazin-2-yl)-piperidine-4-carboxylic Acid Methyl Ester chemical structure
Custom Synthesis

1-(3-Chloro-pyrazin-2-yl)-piperidine-4-carboxylic Acid Methyl Ester

CAT No. CS-T-70985
CAS No. 1400645-27-3
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-Cyano-9-ethyl-6,6-dimethyl-11-oxo-6,11-dihydro-5H-benzo[b]carbazol-8-yl)-4-morpholinopyridin-1- chemical structure
Custom Synthesis

1-(3-Cyano-9-ethyl-6,6-dimethyl-11-oxo-6,11-dihydro-5H-benzo[b]carbazol-8-yl)-4-morpholinopyridin-1-

CAT No. CS-O-35983
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt. 477.58
1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanone chemical structure
Custom Synthesis

1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanone

CAT No. CS-T-102322
CAS No. 1450657-28-9
Category Impurity
Parent API Apremilast
Formula C12H16O5S
Mol. Wt. 272.3
1-(3-Fluoro-4-methylbenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(3-Fluoro-4-methylbenzyl)piperidine-4-carboxylic acid hydrochloride

CAT No. CS-M-08159
CAS No. 1185303-61-0
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-Fluorobenzyl)-4-piperidinecarboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(3-Fluorobenzyl)-4-piperidinecarboxylic acid hydrochloride

CAT No. CS-M-31368
CAS No. 451485-55-5
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-formyl-1H-indol-5-yl)-N-methylmethanesulfonamide chemical structure
Custom Synthesis

1-(3-formyl-1H-indol-5-yl)-N-methylmethanesulfonamide

CAT No. CS-O-49579
CAS No. -
Category Impurity
Parent API Sumatriptan
Formula C11H12N2O3S
Mol. Wt. 252.29
1-(3-Hydroxypropyl)-4-methylpiperazine chemical structure
Custom Synthesis

1-(3-Hydroxypropyl)-4-methylpiperazine

CAT No. CS-O-16269
CAS No. 5317-33-9
Category Impurity
Parent API -
Formula C8H18N2O
Mol. Wt. 158.24
1-(3-Methylbenzyl)piperazine chemical structure
Custom Synthesis

1-(3-Methylbenzyl)piperazine

CAT No. CS-T-33286
CAS No. 5321-48-2
Category Impurity
Parent API Meclizine
Formula C12H18N2
Mol. Wt. 190.3
1-(3-Methylphenyl)methanamine chemical structure
Custom Synthesis

1-(3-Methylphenyl)methanamine

CAT No. CS-M-25832
CAS No. 100-81-2
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-Methylphenyl)piperazine chemical structure
Custom Synthesis

1-(3-Methylphenyl)piperazine

CAT No. CS-M-25823
CAS No. 41186-03-2
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(3-Nitro-10,11-dihydro-5H-dibenzo[B,F]azepin-5-YL)ethanone chemical structure
Custom Synthesis

1-(3-Nitro-10,11-dihydro-5H-dibenzo[B,F]azepin-5-YL)ethanone

CAT No. CS-ED-00416
CAS No. 79752-03-7
Category Impurity
Parent API Clomipramine
Formula C16H14N2O3
Mol. Wt. 282.3
1-(4-((2,4-difluorophenyl)(hydroxyimino)methyl) piperidin-1-yl)ethan-1-one chemical structure
Custom Synthesis

1-(4-((2,4-difluorophenyl)(hydroxyimino)methyl) piperidin-1-yl)ethan-1-one

CAT No. CS-O-44853
CAS No. -
Category Impurity
Parent API Risperidone
Formula C14H16F2N2O2
Mol. Wt. 282.29
1-(4-(1-hydroxy-2-methylpropyl)phenyl)ethanone chemical structure
Custom Synthesis

1-(4-(1-hydroxy-2-methylpropyl)phenyl)ethanone

CAT No. CS-O-44490
CAS No. 1314907-71-5
Category Impurity
Parent API Ibuprofen
Formula C12H16O2
Mol. Wt. 192.25
1-(4-(2,4-dimethylphenylthio)phenyl)piperazine hydrobromide chemical structure
Custom Synthesis

1-(4-(2,4-dimethylphenylthio)phenyl)piperazine hydrobromide

CAT No. CS-O-35469
CAS No. -
Category Impurity
Parent API Vortioxetine
Formula C18H23BrN2S
Mol. Wt. 379.36
1-(4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazol-5-yl)ethanone chemical structure
Custom Synthesis

1-(4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazol-5-yl)ethanone

CAT No. CS-O-33492
CAS No. -
Category Impurity
Parent API
Formula C11H18N2O2
Mol. Wt. 210.27
1-(4-(4-(benzo[b]thiophen-4-yl)piperazin-1-yl)butyl)-7-(4-(2-oxo-1,2-dihydroquinolin-6-yloxy)butoxy) chemical structure
Custom Synthesis

1-(4-(4-(benzo[b]thiophen-4-yl)piperazin-1-yl)butyl)-7-(4-(2-oxo-1,2-dihydroquinolin-6-yloxy)butoxy)

CAT No. CS-T-93641
CAS No. -
Category Impurity
Parent API Brexpiprazole
Formula C38H40N4O4S
Mol. Wt. 648.81
1-(4-(4-(tert-Butyl)phenyl)-4-hydroxybutyl)-4-piperidinecarboxylic Acid Ethyl Ester chemical structure
Custom Synthesis

1-(4-(4-(tert-Butyl)phenyl)-4-hydroxybutyl)-4-piperidinecarboxylic Acid Ethyl Ester

CAT No. CS-T-09872
CAS No. 100499-85-2
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Amino-1,2,5-oxadiazol-3-yl)-5-(morpholin-4-ylmethyl)-1H-1,2,3-triazole-4-carboxylic acid chemical structure
Custom Synthesis

1-(4-Amino-1,2,5-oxadiazol-3-yl)-5-(morpholin-4-ylmethyl)-1H-1,2,3-triazole-4-carboxylic acid

CAT No. CS-M-20077
CAS No. 352446-60-7
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-aminophenyl)-3-morpholinopyridin-2(1H)-one chemical structure
Custom Synthesis

1-(4-aminophenyl)-3-morpholinopyridin-2(1H)-one

CAT No. CS-O-35635
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt. 271.31
1-(4-Bromo-2,5-dimethoxybenzyl)piperazine chemical structure
Custom Synthesis

1-(4-Bromo-2,5-dimethoxybenzyl)piperazine

CAT No. CS-T-08229
CAS No. 1094424-37-9
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Chloro-1,2,5-thiadiazol-3-yl)piperidine chemical structure
Custom Synthesis

1-(4-Chloro-1,2,5-thiadiazol-3-yl)piperidine

CAT No. CS-M-26480
CAS No. 173053-54-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-chlorobenzyl)-3-[(2RS)-2-[(4-chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl]imidazolium HCl chemical structure
Custom Synthesis

1-(4-chlorobenzyl)-3-[(2RS)-2-[(4-chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl]imidazolium HCl

CAT No. CS-O-65868
CAS No. 57265-33-5
Category Impurity
Parent API Econazole Nitrate
Formula C25H22Cl5N2O
Mol. Wt. 542.71

Impurity Products at Clearsynth

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