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 6505-6528 of 27551 products
All In Stock Custom Synthesis
(E)-N-Benzyl Sertraline chemical structure
Custom Synthesis

(E)-N-Benzyl Sertraline

CAT No. CS-T-06296
CAS No. 335627-22-0
Category Impurity
Parent API Sertraline
Formula -
Mol. Wt.
(E)-N-cyclopropylpropan-1-imine chemical structure
Custom Synthesis

(E)-N-cyclopropylpropan-1-imine

CAT No. CS-O-48853
CAS No. 27845-64-3
Category Impurity
Parent API Lenvatinib
Formula C6H11N
Mol. Wt. 97.16
(E)-N-Methyl-3-phenylprop-2-en-1-amine chemical structure
Custom Synthesis

(E)-N-Methyl-3-phenylprop-2-en-1-amine

CAT No. CS-O-39988
CAS No. 83554-67-0
Category Impurity
Parent API Fluoxetine Hydrochloride
Formula C10H13N
Mol. Wt. 147.22
(E)-Norgestimate 5(10)-ene Analog chemical structure
Custom Synthesis

(E)-Norgestimate 5(10)-ene Analog

CAT No. CS-O-60572
CAS No.
Category Impurity
Parent API Norgestimate
Formula C23H31NO3
Mol. Wt. 369.50
(E)-Olopatadine chemical structure
Custom Synthesis

(E)-Olopatadine

CAT No. CS-T-59938
CAS No. 113806-06-7
Category Impurity
Parent API Olopatadine
Formula C21H23NO3
Mol. Wt. 337.41
(E)-Sunitinib chemical structure
Custom Synthesis

(E)-Sunitinib

CAT No. CS-O-33956
CAS No. 1691223-83-2
Category Impurity
Parent API Sunitinib
Formula C22H27FN4O2
Mol. Wt. 398.5
(E,E)-Bis(2-hydroxybenzylidene)acetone (2-HBA) chemical structure
Custom Synthesis

(E,E)-Bis(2-hydroxybenzylidene)acetone (2-HBA)

CAT No. CS-T-06990
CAS No. 131359-24-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(E,E)-Epalrestat Ethyl Ester chemical structure
Custom Synthesis

(E,E)-Epalrestat Ethyl Ester

CAT No. CS-P-08780
CAS No. 682775-71-9
Category Impurity
Parent API Epalrestat
Formula C17H17NO3S2
Mol. Wt. 347.45
(E,E)-Farnesol chemical structure
Custom Synthesis

(E,E)-Farnesol

CAT No. CS-T-54660
CAS No. 106-28-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(E,Z)-2-Propyl-2,4-pentadienoic Acid chemical structure
Custom Synthesis

(E,Z)-2-Propyl-2,4-pentadienoic Acid

CAT No. CS-T-60849
CAS No. 72010-18-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(E/Z)-Ensifentrine (RPL-554) chemical structure
Custom Synthesis

(E/Z)-Ensifentrine (RPL-554)

CAT No. CS-T-85808
CAS No. 298680-25-8
Category Impurity
Parent API Ensifentrine
Formula C26H31N5O4
Mol. Wt. 477.56
(E/Z)-Phytoene chemical structure
Custom Synthesis

(E/Z)-Phytoene

CAT No. CS-BX-01289
CAS No. -
Category Impurity
Parent API
Formula C40H64
Mol. Wt. 544.94
(Furan-2-ylmethylsulfanyl)-acetic acid chemical structure
Custom Synthesis

(Furan-2-ylmethylsulfanyl)-acetic acid

CAT No. CS-M-08856
CAS No. 89639-87-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(hydroxy(pyridin-2-yl)methylene)bis(4,1-phenylene)bis(hydrogen sulfate) chemical structure
Custom Synthesis

(hydroxy(pyridin-2-yl)methylene)bis(4,1-phenylene)bis(hydrogen sulfate)

CAT No. CS-O-52960
CAS No. 2379878-04-1
Category Impurity
Parent API -
Formula C18H15NO9S2
Mol. Wt. 453.44
(Isobutoxymethyl)piperidine hydrochloride chemical structure
Custom Synthesis

(Isobutoxymethyl)piperidine hydrochloride

CAT No. CS-M-07855
CAS No. 1050509-46-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(Isobutylamino)(oxo)acetic acid chemical structure
Custom Synthesis

(Isobutylamino)(oxo)acetic acid

CAT No. CS-M-28741
CAS No. 75235-38-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(Isopropylthio)acetic acid chemical structure
Custom Synthesis

(Isopropylthio)acetic acid

CAT No. CS-M-25279
CAS No. 22818-59-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(Leu⁶)-Leuprolide chemical structure
Custom Synthesis

(Leu⁶)-Leuprolide

CAT No. CS-O-13752
CAS No. 54785-87-4
Category Impurity
Parent API Leuprolide
Formula -
Mol. Wt.
(Methanesulfonyl-phenethyl-amino)-acetic acid chemical structure
Custom Synthesis

(Methanesulfonyl-phenethyl-amino)-acetic acid

CAT No. CS-M-07306
CAS No. 35839-52-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(Methylenebis(oxy))bis(ethane-2,1-diyl) Diacetate chemical structure
Custom Synthesis

(Methylenebis(oxy))bis(ethane-2,1-diyl) Diacetate

CAT No. CS-O-59816
CAS No. 21912-27-6
Category Impurity
Parent API Aciclovir
Formula C9H16O6
Mol. Wt. 220.22
(Methylimino)(oxo)methane chemical structure
Custom Synthesis

(Methylimino)(oxo)methane

CAT No. CS-M-27028
CAS No. 624-83-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(N-((1E,3E)-3-(phenylimino)prop-1-en-1-yl)aniline HCl salt) chemical structure
Custom Synthesis

(N-((1E,3E)-3-(phenylimino)prop-1-en-1-yl)aniline HCl salt)

CAT No. CS-O-36458
CAS No. 58467-94-0
Category Impurity
Parent API
Formula C15H15ClN2
Mol. Wt. 258
(N-((1E,3E)-3-(phenylimino)prop-1-en-1-yl)aniline) chemical structure
Custom Synthesis

(N-((1E,3E)-3-(phenylimino)prop-1-en-1-yl)aniline)

CAT No. CS-O-36457
CAS No. 58467-92-8
Category Impurity
Parent API
Formula C15H14N2
Mol. Wt. 222
(N-((S)-3(2-amino-2oxo-1,1diphenylethyl)pyrrolidin-1-yl)-2-((S)-1-(2-(2,3-dihydrobenzofuran-5-yl chemical structure
Custom Synthesis

(N-((S)-3(2-amino-2oxo-1,1diphenylethyl)pyrrolidin-1-yl)-2-((S)-1-(2-(2,3-dihydrobenzofuran-5-yl

CAT No. CS-O-31174
CAS No. -
Category Impurity
Parent API Darifenacin
Formula C47H51BrN4O3
Mol. Wt. 799.83

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.