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 8329-8352 of 27561 products
All In Stock Custom Synthesis
2-((2,4-dimethylthiophen-3-yl)amino)-2-oxoethane-1-sulfonic acid chemical structure
Custom Synthesis

2-((2,4-dimethylthiophen-3-yl)amino)-2-oxoethane-1-sulfonic acid

CAT No. CS-O-47005
CAS No. -
Category Impurity
Parent API Dimethenamid
Formula C8H11NO4S2
Mol. Wt. 249.3
2-((2-amino-2-(3-ethoxy-4-methoxyphenyl)ethyl)sulfonyl)ethanol chemical structure
Custom Synthesis

2-((2-amino-2-(3-ethoxy-4-methoxyphenyl)ethyl)sulfonyl)ethanol

CAT No. CS-O-47430
CAS No. 2733250-84-3
Category Impurity
Parent API Apremilast
Formula C13H21NO5S
Mol. Wt. 303.37
2-((2-amino-6-oxo-l,6- dihydro-9H-purin-9-yl) methoxy)-3- hydroxypropyl acetate chemical structure
Custom Synthesis

2-((2-amino-6-oxo-l,6- dihydro-9H-purin-9-yl) methoxy)-3- hydroxypropyl acetate

CAT No. CS-O-37140
CAS No. -
Category Impurity
Parent API Valganciclovir
Formula C11H15N5O5
Mol. Wt. 297.27
2-((2-Aminoethyl)Amino)-N-(2,6-Dimethylphenyl)Acetamide chemical structure
Custom Synthesis

2-((2-Aminoethyl)Amino)-N-(2,6-Dimethylphenyl)Acetamide

CAT No. CS-O-43404
CAS No. -
Category Impurity
Parent API Ranolazine
Formula C12H19N3O
Mol. Wt. 221.3
2-((2-naphthyloxy)methyl)-oxiran chemical structure
Custom Synthesis

2-((2-naphthyloxy)methyl)-oxiran

CAT No. CS-T-96071
CAS No. 5234-06-0
Category Impurity
Parent API Propranolol HCl
Formula C13H12O2
Mol. Wt. 200.23
2-((3-(4-chlorophenyl)-3-(pyridin-2-yl)propyl)dimethylammonio)acetate chemical structure
Custom Synthesis

2-((3-(4-chlorophenyl)-3-(pyridin-2-yl)propyl)dimethylammonio)acetate

CAT No. CS-O-39199
CAS No. -
Category Impurity
Parent API chlorphenamine maleate
Formula C18H21ClN2O2
Mol. Wt. 332.82
2-((3bS,4aR)-5-oxo-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)acetic acid chemical structure
Custom Synthesis

2-((3bS,4aR)-5-oxo-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl)acetic acid

CAT No. CS-O-52410
CAS No. -
Category Impurity
Parent API -
Formula C10H7F3N2O3
Mol. Wt. 260.17
2-((3-methyl-6-((S)-3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidin-1-yl)-2,4-dioxotetrahydropyrimidin-1(2H)-yl)methyl)benzonitrile chemical structure
Custom Synthesis

2-((3-methyl-6-((S)-3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidin-1-yl)-2,4-dioxotetrahydropyrimidin-1(2H)-yl)methyl)benzonitrile

CAT No. CS-O-52620
CAS No. -
Category Impurity
Parent API Alogliptin
Formula C27H27N5O4
Mol. Wt. 485.53
2-((3r,5r,7r)-adamantan-1-yl)-N-((5-nitrofuran-2-yl)methylene)acetohydrazonic acid chemical structure
Custom Synthesis

2-((3r,5r,7r)-adamantan-1-yl)-N-((5-nitrofuran-2-yl)methylene)acetohydrazonic acid

CAT No. CS-P-07135
CAS No.
Category Impurity
Parent API
Formula -
Mol. Wt.
2-((3S,E)-3-Hydroperoxy-3,7,11,15-tetramethylhexadec-1-en-1-yl)-3-methylnaphthalene-1,4-dione chemical structure
Custom Synthesis

2-((3S,E)-3-Hydroperoxy-3,7,11,15-tetramethylhexadec-1-en-1-yl)-3-methylnaphthalene-1,4-dione

CAT No. CS-O-35844
CAS No. -
Category Impurity
Parent API Phytonadione
Formula C31H46O4
Mol. Wt. 482.71
2-((4-(N-((hexyloxy)carbonyl)carbamimidoyl)phenyl)amino)acetic acid chemical structure
Custom Synthesis

2-((4-(N-((hexyloxy)carbonyl)carbamimidoyl)phenyl)amino)acetic acid

CAT No. CS-O-40878
CAS No. -
Category Impurity
Parent API Dabigatran
Formula C16H23N3O4
Mol. Wt. 321.37
2-((4-oxo-4-phenylbutanoyl)oxy)propane-1,3-diyl bis(4-phenylbutanoate) chemical structure
Custom Synthesis

2-((4-oxo-4-phenylbutanoyl)oxy)propane-1,3-diyl bis(4-phenylbutanoate)

CAT No. CS-O-53590
CAS No.
Category Impurity
Parent API -
Formula C33H36O7
Mol. Wt. 544.63
2-((4R,6R)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid chemical structure
Custom Synthesis

2-((4R,6R)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid

CAT No. CS-ED-00337
CAS No. 807312-27-2
Category Impurity
Parent API
Formula -
Mol. Wt. 213.23
2-((4R,6S)-6-((R)-8-Fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid chemical structure
Custom Synthesis

2-((4R,6S)-6-((R)-8-Fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid

CAT No. CS-O-43855
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt.
2-((4R,6S)-6-((S)-8-Fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid chemical structure
Custom Synthesis

2-((4R,6S)-6-((S)-8-Fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid

CAT No. CS-O-43856
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt.
2-((5-methoxy-1H benzo(d)imidazol-2-ylthio)methyl)-3,5 dimethyl-pyridin-4-ol chemical structure
Custom Synthesis

2-((5-methoxy-1H benzo(d)imidazol-2-ylthio)methyl)-3,5 dimethyl-pyridin-4-ol

CAT No. CS-O-36541
CAS No. -
Category Impurity
Parent API Omeprazole
Formula C16H17N3O2S
Mol. Wt. 315.39
2-((5-Methoxy-1H-benzo[d]imidazol-2-yl)methyl)-3,5-dimethylpyridin-4-ol chemical structure
Custom Synthesis

2-((5-Methoxy-1H-benzo[d]imidazol-2-yl)methyl)-3,5-dimethylpyridin-4-ol

CAT No. CS-O-43276
CAS No. -
Category Impurity
Parent API Omeprazole
Formula C16H17N3O2
Mol. Wt. 283.33
2-((Ethoxycarbonothioyl)thio)propanoic acid chemical structure
Custom Synthesis

2-((Ethoxycarbonothioyl)thio)propanoic acid

CAT No. CS-O-64942
CAS No. 51440-83-6
Category Impurity
Parent API -
Formula C6H10O3S2
Mol. Wt. 194.27
2-({2-[(4-Chlorobenzyl)amino]-2-oxoethyl}sulfanyl) acetic acid chemical structure
Custom Synthesis

2-({2-[(4-Chlorobenzyl)amino]-2-oxoethyl}sulfanyl) acetic acid

CAT No. CS-M-31832
CAS No. 338421-25-3
Category Impurity
Parent API
Formula -
Mol. Wt.
2-({2-[(4-Methoxybenzyl)amino]-2-oxoethyl}sulfanyl)acetic acid chemical structure
Custom Synthesis

2-({2-[(4-Methoxybenzyl)amino]-2-oxoethyl}sulfanyl)acetic acid

CAT No. CS-M-31833
CAS No. 338421-45-7
Category Impurity
Parent API
Formula -
Mol. Wt.
2-({2-[(4-Methylbenzyl)amino]-2-oxoethyl}sulfanyl) acetic acid chemical structure
Custom Synthesis

2-({2-[(4-Methylbenzyl)amino]-2-oxoethyl}sulfanyl) acetic acid

CAT No. CS-M-31834
CAS No. 338421-46-8
Category Impurity
Parent API
Formula -
Mol. Wt.
2-({2-Chloro 1-[(1-naphthyloxy)methyl]ethoxy}methyl) oxirane chemical structure
Custom Synthesis

2-({2-Chloro 1-[(1-naphthyloxy)methyl]ethoxy}methyl) oxirane

CAT No. CS-O-45955
CAS No. 3048759-15-2
Category Impurity
Parent API Propranolol HCl
Formula C16H17ClO3
Mol. Wt. 292.76
2-(1-((((1-(isobutyryloxy)ethoxy)carbonyl)amino)methyl)cyclohexyl)acetic 2-(1-((((vinyloxy)carbonyl)amino)methyl)cyclohexyl)acetic anhydride chemical structure
Custom Synthesis

2-(1-((((1-(isobutyryloxy)ethoxy)carbonyl)amino)methyl)cyclohexyl)acetic 2-(1-((((vinyloxy)carbonyl)amino)methyl)cyclohexyl)acetic anhydride

CAT No. CS-O-58515
CAS No.
Category Impurity
Parent API Gabapentin
Formula C28H44N2O9
Mol. Wt. 552.66
2-(1-((((1-hydroxyethoxy)carbonyl)amino)methyl)cyclohexyl)acetic 2-(1-((((1-(isobutyryloxy)ethoxy)carbonyl)amino)methyl)cyclohexyl)acetic anhydride chemical structure
Custom Synthesis

2-(1-((((1-hydroxyethoxy)carbonyl)amino)methyl)cyclohexyl)acetic 2-(1-((((1-(isobutyryloxy)ethoxy)carbonyl)amino)methyl)cyclohexyl)acetic anhydride

CAT No. CS-O-58513
CAS No.
Category Impurity
Parent API Gabapentin
Formula C28H46N2O10
Mol. Wt. 570.67

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.