Recently Viewed 0
Meet Clearsynth at CPHI India 2026 · November 23–25 · Booth 2J10 · IICC, Yashobhoomi, New Delhi View event
My Account Need quick assistance? WhatsApp us +91-22-45045900 sales@clearsynth.com
Categories / Impurity

Impurity Products

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

Showing 7657-7680 of 27558 products
All In Stock Custom Synthesis
1-(4-chlorobenzyl)piperidine chemical structure
Custom Synthesis

1-(4-chlorobenzyl)piperidine

CAT No. CS-O-41320
CAS No. 59507-42-5
Category Impurity
Parent API Pitolisant
Formula C12H16ClN
Mol. Wt. 209.7
1-(4-Chlorobenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Chlorobenzyl)piperidine-3-carboxylic acid hydrochloride

CAT No. CS-M-08132
CAS No. 308362-92-7
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Chlorobenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Chlorobenzyl)piperidine-4-carboxylic acid hydrochloride

CAT No. CS-M-08148
CAS No. 733798-69-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-chlorobutyl)-1H-imidazole chemical structure
Custom Synthesis

1-(4-chlorobutyl)-1H-imidazole

CAT No. CS-O-46096
CAS No. 73828-78-1
Category Impurity
Parent API
Formula C7H11ClN2
Mol. Wt. 158.63
1-(4-Chlorophenyl)-2-(1-pyrrolidinyl)-1-pentanone chemical structure
Custom Synthesis

1-(4-Chlorophenyl)-2-(1-pyrrolidinyl)-1-pentanone

CAT No. CS-O-48284
CAS No. 5881-77-6
Category Impurity
Parent API -
Formula C15H20ClNO
Mol. Wt. 265.78
1-(4-Chlorophenyl)ethylamine chemical structure
Custom Synthesis

1-(4-Chlorophenyl)ethylamine

CAT No. CS-M-03624
CAS No. 6299-02-1
Category Impurity
Parent API -
Formula C8H10ClN
Mol. Wt. 155.63
1-(4-chlorophenyl)-n-methyl-α -(2-methylpropyl) cyclobutane methanamine chemical structure
Custom Synthesis

1-(4-chlorophenyl)-n-methyl-α -(2-methylpropyl) cyclobutane methanamine

CAT No. CS-O-31715
CAS No. 168835-59-4
Category Impurity
Parent API Sibutramine
Formula C16H24ClN
Mol. Wt. 302.3
1-(4-Fluoro-2-nitrophenyl)piperidine-2-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Fluoro-2-nitrophenyl)piperidine-2-carboxylic acid hydrochloride

CAT No. CS-M-14209
CAS No. 1214045-01-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluoro-3-methoxybenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

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

CAT No. CS-M-08141
CAS No. 1185303-86-9
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluoro-3-methoxybenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

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

CAT No. CS-M-08157
CAS No. 1185100-90-6
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluoro-3-methylbenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

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

CAT No. CS-M-08143
CAS No. 1044767-23-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluorobenzoyl)-4,4-bipiperidine chemical structure
Custom Synthesis

1-(4-Fluorobenzoyl)-4,4-bipiperidine

CAT No. CS-M-25702
CAS No. 886506-15-6
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluorobenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Fluorobenzyl)piperidine-3-carboxylic acid hydrochloride

CAT No. CS-M-08138
CAS No. 832737-45-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Fluorophenyl)-3(S)-[3(S)-(4-fluorophenyl)-3-hydroxypropyl]-4(S)-(4-hydroxyphenyl)azetidin-2-one chemical structure
Custom Synthesis

1-(4-Fluorophenyl)-3(S)-[3(S)-(4-fluorophenyl)-3-hydroxypropyl]-4(S)-(4-hydroxyphenyl)azetidin-2-one

CAT No. CS-O-53798
CAS No.
Category Impurity
Parent API -
Formula C24H21F2NO3
Mol. Wt. 409.43
1-(4-hydroxy-1-methyl-7-phenoxyisoquinolin-3-yl)ethan-1-one chemical structure
Custom Synthesis

1-(4-hydroxy-1-methyl-7-phenoxyisoquinolin-3-yl)ethan-1-one

CAT No. CS-O-36232
CAS No. -
Category Impurity
Parent API Roxadustat
Formula C18H15NO3
Mol. Wt. 293.32
1-(4-Isobutylphenyl)ethyl-2-(4-isobutylphenyl)propanoate chemical structure
Custom Synthesis

1-(4-Isobutylphenyl)ethyl-2-(4-isobutylphenyl)propanoate

CAT No. CS-O-36395
CAS No. -
Category Impurity
Parent API
Formula C25H34O2
Mol. Wt. 366.54
1-(4-Isopropylbenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Isopropylbenzyl)piperidine-3-carboxylic acid hydrochloride

CAT No. CS-M-08133
CAS No. 1185295-32-2
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Isopropylbenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Isopropylbenzyl)piperidine-4-carboxylic acid hydrochloride

CAT No. CS-M-08149
CAS No. 1185298-68-3
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxy-2,5-dimethylbenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Methoxy-2,5-dimethylbenzyl)piperidine-3-carboxylic acid hydrochloride

CAT No. CS-M-08142
CAS No. 1185025-97-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxy-2,5-dimethylbenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Methoxy-2,5-dimethylbenzyl)piperidine-4-carboxylic acid hydrochloride

CAT No. CS-M-08158
CAS No. 1185295-78-6
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxybenzyl)piperidine-2,4-dione chemical structure
Custom Synthesis

1-(4-Methoxybenzyl)piperidine-2,4-dione

CAT No. CS-DL-00521
CAS No. 712353-75-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxybenzyl)piperidine-3-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Methoxybenzyl)piperidine-3-carboxylic acid hydrochloride

CAT No. CS-M-08134
CAS No. 81085-33-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxybenzyl)piperidine-4-carboxylic acid hydrochloride chemical structure
Custom Synthesis

1-(4-Methoxybenzyl)piperidine-4-carboxylic acid hydrochloride

CAT No. CS-M-08150
CAS No. 193538-22-6
Category Impurity
Parent API
Formula -
Mol. Wt.
1-(4-Methoxyphenyl)-1H-pyrrole-2,5-dione chemical structure
Custom Synthesis

1-(4-Methoxyphenyl)-1H-pyrrole-2,5-dione

CAT No. CS-M-47632
CAS No. 1081-17-0
Category Impurity
Parent API
Formula -
Mol. Wt.

Impurity Products at Clearsynth

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

Browse available compounds above or contact our team for custom synthesis and bulk requirements.

Done
RFQ Basket 0
Quick Enquiry
Tell us what you need
Quote Basket
Selected RFQ Items
Your RFQ basket is empty. Add a product block or copy a guided requirement here.