Description

(1S-Trans)-Decamethrinic Acid is a high-purity, stereochemically defined synthetic intermediate of significant commercial importance. This compound is a key chiral building block in the synthesis of advanced pyrethroid insecticides, offering critical control over the final product's biological activity and environmental profile. It is essential for manufacturers in the agrochemical and fine chemical sectors who require precise, high-quality intermediates for producing next-generation crop protection agents.

Application

• Agrochemical Synthesis: Primary use as a critical chiral precursor in the industrial-scale manufacture of synthetic pyrethroid insecticides.
• Fine Chemical Intermediate: Serves as a specialized building block for research and development of novel active pharmaceutical ingredients (APIs) and other high-value chemicals.
• Chemical Research: Used in academic and industrial laboratories for studying structure-activity relationships (SAR) in neuroactive compounds.
• Reference Standard: Acts as a high-purity analytical standard for quality control and regulatory testing of pyrethroid-based products.

Basic Information

Product Name	(1S-Trans)-Decamethrinic Acid
CAS No.	74560-76-2
Molecular Formula	C21H20Cl2O3
Molecular Weight	391.29 g/mol
Synonyms	(1S,3S)-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic Acid; (1S-trans)-3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic Acid; (1S,3S)-Chrysanthemic Acid Derivative; Decamethrinic Acid (1S-trans isomer); (1S-cis) isomer of Permethrinic Acid; Chiral Cyclopropanecarboxylic Acid Intermediate; Pyrethroid Acid Synthon
EINECS	Contact for details

Quality Control

Our (1S-Trans)-Decamethrinic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets exacting specifications for use in sensitive synthesis processes. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. The container must be kept tightly closed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (1S,3S)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.