Category
Permethrin
CAS Number
64964-54-1
Alternate CAS Number
85576-82-5 (Relative stereochemistry)
Molecular Formula
C21H19ClO3
Molecular Weight
354.83
Synonym

3-(phenoxyphenyl)methyl (1RS,2RS)-2-(chloroethynyl)-3,3-dimethylcyclopropane-1-carboxylate; 3-Phenoxybenzyl 3-(chloroethynyl)-2,2-dimethylcyclopropanecarboxylate; Cyclopropanecarboxylic acid, 3-(2-chloroethynyl)-2,2-dimethyl-, (3-phenoxyphenyl)methyl ester; Cyclopropanecarboxylic acid, 3-(chloroethynyl)-2,2-dimethyl-, (3-phenoxyphenyl)methyl Ester

Keywords
Fine Chemicals
Aromatic
Pharmaceutical Standards
Intermediates
Impurities
Slide 1.GIF
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.

Permethrin Impurity-G is a certified reference standard used in the quality control and impurity profiling of Permethrin. It supports analytical method validation, stability studies, and regulatory compliance in pharmaceutical development.