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 7777-7800 of 27559 products
All In Stock Custom Synthesis
1,2 Dihydro Fluorometholone chemical structure
Custom Synthesis

1,2 Dihydro Fluorometholone

CAT No. CS-EO-00276
CAS No. 378-36-9
Category Impurity
Parent API Fluorometholone
Formula C22H31FO4
Mol. Wt. 378.48
1,2,3 TRIBENZOYL DERIVATIVE chemical structure
Custom Synthesis

1,2,3 TRIBENZOYL DERIVATIVE

CAT No. CS-O-37553
CAS No. -
Category Impurity
Parent API
Formula C27H30N4O3
Mol. Wt. 458.55
1,2,3,4-Tetradehydro Argatroban chemical structure
Custom Synthesis

1,2,3,4-Tetradehydro Argatroban

CAT No. CS-T-86230
CAS No. 951130-92-0
Category Impurity
Parent API Argatroban
Formula C23H32N6O5S
Mol. Wt. 504.6
1,2,3,4-Tetrahydro-6-methyl-2,4-bis(2-nitrophenyl)-5-pyrimidinecarboxylic Acid Methyl Ester-d3 (Mixture of Diastereomers) chemical structure
Custom Synthesis

1,2,3,4-Tetrahydro-6-methyl-2,4-bis(2-nitrophenyl)-5-pyrimidinecarboxylic Acid Methyl Ester-d3 (Mixture of Diastereomers)

CAT No. CS-T-102039
CAS No.
Category Impurity
Parent API
Formula C19H15D3N4O6
Mol. Wt. 401.39
1,2,3,4-tetrahydropyrazine-Olaparib Keto Impurity chemical structure
Custom Synthesis

1,2,3,4-tetrahydropyrazine-Olaparib Keto Impurity

CAT No. CS-O-56601
CAS No.
Category Impurity
Parent API Olaparib
Formula C24H19FN4O4
Mol. Wt. 446.43
1,2,3,5-Tetra-O-acetyl β-L-Ribofuranose chemical structure
Custom Synthesis

1,2,3,5-Tetra-O-acetyl β-L-Ribofuranose

CAT No. CS-T-86362
CAS No. 144490-03-9
Category Impurity
Parent API
Formula -
Mol. Wt.
1,2,3,5-Tetra-O-acetyl-alpha-D-ribofuranose chemical structure
Custom Synthesis

1,2,3,5-Tetra-O-acetyl-alpha-D-ribofuranose

CAT No. CS-O-47546
CAS No. 50730-26-2
Category Impurity
Parent API Ribavirin
Formula C13H18O9
Mol. Wt. 318.3
1,2,4 TRIBENZOYL DERIVATIVE chemical structure
Custom Synthesis

1,2,4 TRIBENZOYL DERIVATIVE

CAT No. CS-O-37554
CAS No. -
Category Impurity
Parent API
Formula C27H30N4O3
Mol. Wt. 458.55
1,2,DIIBENZOYL DERIVATIVE chemical structure
Custom Synthesis

1,2,DIIBENZOYL DERIVATIVE

CAT No. CS-O-37555
CAS No. -
Category Impurity
Parent API
Formula C20H26N4O2
Mol. Wt. 354.45
1,2:5,6-Di-O-cyclohexylidene-3-O-Methyl Sulfonyl-Alpha-D-Allofuranose chemical structure
Custom Synthesis

1,2:5,6-Di-O-cyclohexylidene-3-O-Methyl Sulfonyl-Alpha-D-Allofuranose

CAT No. CS-O-40379
CAS No. 58109-18-5
Category Impurity
Parent API Decitabine
Formula C19H30O8S
Mol. Wt. 418.5
1,2:5,6-Di-O-isopropylidene-3-O-p-toluenesulfonyl-α-D-allofuranose chemical structure
Custom Synthesis

1,2:5,6-Di-O-isopropylidene-3-O-p-toluenesulfonyl-α-D-allofuranose

CAT No. CS-T-53306
CAS No. 13964-21-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1,2:5,6-Di-O-isopropylidene-D-mannitol chemical structure
Custom Synthesis

1,2:5,6-Di-O-isopropylidene-D-mannitol

CAT No. CS-T-53299
CAS No. 1707-77-3
Category Impurity
Parent API Mannitol
Formula -
Mol. Wt.
1,2′-O-Dimethyl-inosine chemical structure
Custom Synthesis

1,2′-O-Dimethyl-inosine

CAT No. CS-O-62811
CAS No. 65150-69-8
Category Impurity
Parent API Inosine
Formula C12H16N4O5
Mol. Wt. 296.28
1,23,25-trihydroxy-24-oxo-vitamin D3 chemical structure
Custom Synthesis

1,23,25-trihydroxy-24-oxo-vitamin D3

CAT No. CS-O-46169
CAS No. 87147-48-6
Category Impurity
Parent API vitamin D3
Formula C27H42O5
Mol. Wt. 446.63
1,25-dihydroxy-24-oxo-vitamin D3 chemical structure
Custom Synthesis

1,25-dihydroxy-24-oxo-vitamin D3

CAT No. CS-O-46171
CAS No. 76338-50-6
Category Impurity
Parent API vitamin D3
Formula C27H42O4
Mol. Wt. 430.63
1,2-Benzenedicarboxylic Acid 1-(7-Hydroxy-4-methyloctyl) Ester-d4(Mixture of Diastereomers) chemical structure
Custom Synthesis

1,2-Benzenedicarboxylic Acid 1-(7-Hydroxy-4-methyloctyl) Ester-d4(Mixture of Diastereomers)

CAT No. CS-T-98270
CAS No. 1332965-98-6
Category Impurity
Parent API
Formula C17H20D4O5
Mol. Wt. 312.39
1,2-Bis(2-aminophenoxy)-ethane-N,N,N,N-tetraacetic acid tetrasodium salt chemical structure
Custom Synthesis

1,2-Bis(2-aminophenoxy)-ethane-N,N,N,N-tetraacetic acid tetrasodium salt

CAT No. CS-DA-00278
CAS No. 126824-24-6
Category Impurity
Parent API
Formula -
Mol. Wt.
1,2-bis(3-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)pyridin-2-yl)hydrazine chemical structure
Custom Synthesis

1,2-bis(3-((R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy)pyridin-2-yl)hydrazine

CAT No. CS-O-59986
CAS No.
Category Impurity
Parent API Crizotinib
Formula C26H20Cl4F2N4O2
Mol. Wt. 600.27
1,2-Bis(3,5-dichloropyridin-4-yl)diazene chemical structure
Custom Synthesis

1,2-Bis(3,5-dichloropyridin-4-yl)diazene

CAT No. CS-O-64953
CAS No. -
Category Impurity
Parent API Roflumilast
Formula C10H4Cl4N4
Mol. Wt. 321.98
1,2-bis(4-chloro-3-(pyridin-2-yl)phenyl)diazene 1-oxide chemical structure
Custom Synthesis

1,2-bis(4-chloro-3-(pyridin-2-yl)phenyl)diazene 1-oxide

CAT No. CS-O-47389
CAS No. 1802358-67-3
Category Impurity
Parent API
Formula C22H14Cl2N4O
Mol. Wt. 421.28
1,2-bis(aminooxy)ethane chemical structure
Custom Synthesis

1,2-bis(aminooxy)ethane

CAT No. CS-ED-41457
CAS No. 5627-11-2
Category Impurity
Parent API Binimetinib
Formula C2H8N2O2
Mol. Wt. 92.1
1,2-Bis(bromomethyl)benzene chemical structure
Custom Synthesis

1,2-Bis(bromomethyl)benzene

CAT No. CS-T-06752
CAS No. 91-13-4
Category Impurity
Parent API
Formula -
Mol. Wt.
1,2-Di hydroxy Sugammadex chemical structure
Custom Synthesis

1,2-Di hydroxy Sugammadex

CAT No. CS-EO-03280
CAS No. -
Category Impurity
Parent API Sugammadex
Formula C66H104O46S6
Mol. Wt. 1825.87
1,2-Di(pyridin-3-yl)disulfane chemical structure
Custom Synthesis

1,2-Di(pyridin-3-yl)disulfane

CAT No. CS-O-46226
CAS No. 24367-50-8
Category Impurity
Parent API -
Formula C10H8N2S2
Mol. Wt. 220.31

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.