Description

(1R,3S)-2,2-Dimethyl-3-(1,2,2,2-Tetrabromoethyl)Cyclopropanecarboxylic Acid (S)-α-Cyano-3-Phenoxybenzyl Ester is a high-purity, synthetic pyrethroid intermediate of significant commercial importance. This compound is valued for its role as a key chiral building block in the synthesis of advanced, high-efficacy insecticidal agents. It is primarily required by manufacturers in the agrochemical and fine chemical sectors for the production of next-generation crop protection products.

Application

• Key Intermediate for Pyrethroid Insecticides: Serves as a critical precursor in the synthesis of potent, photostable pyrethroids like Tralomethrin and related compounds.
• Agrochemical Manufacturing: Used in the commercial-scale production of broad-spectrum insecticides for agricultural and horticultural applications.
• Fine Chemical Synthesis: Employed in research and development for creating novel active ingredients with enhanced pest control properties.
• Public Health Products: A potential intermediate for formulations used in vector control programs targeting mosquitoes and other disease-carrying insects.
• Specialty Chemical Production: Utilized in the manufacture of high-value, chiral compounds for specialized industrial applications.

Basic Information

Product Name	(1R,3S)-2,2-Dimethyl-3-(1,2,2,2-Tetrabromoethyl)Cyclopropanecarboxylic Acid (S)-α-Cyano-3-Phenoxybenzyl Ester
CAS No.	78184-94-8
Molecular Formula	C22H19Br4NO3
Molecular Weight	665.91 g/mol
Synonyms	Tralomethrin Acid Ester; (S)-α-Cyano-3-phenoxybenzyl (1R,3S)-2,2-dimethyl-3-(1,2,2,2-tetrabromoethyl)cyclopropanecarboxylate; (1R,3S)-Tralomethrin Acid Ester; (S)-Cyano(3-phenoxyphenyl)methyl (1R,3S)-2,2-dimethyl-3-(1,2,2,2-tetrabromoethyl)cyclopropanecarboxylate; Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(1,2,2,2-tetrabromoethyl)-, cyano(3-phenoxyphenyl)methyl ester, (1R,3S)-; Tralomethrin Intermediate; (1R-cis)-Tralomethrin Acid Ester
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems, ensuring batch-to-batch consistency and high chemical purity. Quality is verified through comprehensive analytical techniques including HPLC, GC, and chiral analysis to confirm identity, potency, and enantiomeric excess. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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