Category
Ketotifen
CAS Number
4673-38-5
Molecular Formula
C19H19NS
Molecular Weight
293.43 g/mol
Synonym

4-(4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)-1-methylpiperidine ; 4-(4H-Benzo[4, 5]cyclohepta[1, 2-b]thiophen-4-ylidene)-1-methylpiperidine ; 

Keywords
Fine Chemicals
Intermediates
Heterocycles
Aromatics
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Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Ketotifen Fumarate EP Impurity A is used as a reference standard in pharmaceutical quality control to identify, quantify, and monitor related substances in ketotifen fumarate drug substances and formulations. It supports method development, validation, and compliance with European Pharmacopoeia requirements.