Description

1S-cis-Decamethrinic Acid CAS NO 72691-18-0 is a high-purity, single-isomer synthetic intermediate of significant importance in the production of advanced pyrethroid insecticides. This compound serves as a critical chiral building block, enabling the manufacture of highly effective and targeted pest control agents. It is primarily required by agrochemical manufacturers and research institutions focused on developing next-generation crop protection solutions and specialty fine chemicals.

Application

• Key Intermediate for Pyrethroid Synthesis: Serves as a crucial precursor in the manufacturing of synthetic pyrethroid insecticides, such as deltamethrin and other high-performance analogs.
• Agrochemical Research & Development: Used in R&D laboratories for the discovery and synthesis of novel insecticidal compounds with improved efficacy and environmental profiles.
• Fine Chemical Production: Employed as a chiral synthon in the multi-step synthesis of complex organic molecules within the fine chemical and pharmaceutical sectors.
• Reference Standard: Utilized as an analytical standard in quality control laboratories to ensure the purity and isomer composition of commercial pyrethroid products.

Basic Information

Product Name	1S-cis-Decamethrinic Acid
CAS No.	72691-18-0
Molecular Formula	C21H20Cl2O3
Molecular Weight	391.29 g/mol
Synonyms	(1S,3S)-3-(2,2-Dibromovinyl)-2,2-dimethylcyclopropanecarboxylic Acid (2,3,5,6-Tetrachloro-4-methylphenyl)methyl Ester; (1S-cis)-3-(2,2-Dibromoethenyl)-2,2-dimethylcyclopropanecarboxylic Acid (2,3,5,6-Tetrachloro-4-methylphenyl)methyl Ester; Decamethrinic Acid; Deltamethrinic Acid; (S)-α-Cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylate Acid Moiety; 1S-cis Isomer of Decamethrinic Acid.
EINECS	Contact for details

Quality Control

Our 1S-cis-Decamethrinic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high isomeric purity and chemical identity. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Isomeric Purity (Chiral HPLC)	≥ 99.0% (1S-cis)
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.