Description

Fenperate CAS NO 55837-26-8 is a specialized organophosphorus compound known for its role as an intermediate in advanced chemical synthesis. This chemical is valued for its precise reactivity, which enables the production of high-performance materials and active ingredients. It is primarily utilized by manufacturers in the agrochemical and pharmaceutical sectors for research, development, and commercial-scale production processes.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel pesticides and herbicides.
• Pharmaceutical Synthesis: Used in the research and development of active pharmaceutical ingredients (APIs).
• Chemical Research: Serves as a versatile reagent in organic chemistry laboratories for method development.
• Material Science: Employed in the production of specialized polymers and functional materials.
• Custom Synthesis: A critical starting material for contract manufacturing organizations (CMOs) producing tailored compounds.

Basic Information

Product Name	Fenperate
CAS No.	55837-26-8
Molecular Formula	C9H12NO3PS
Molecular Weight	245.23 g/mol
Synonyms	Fenpirate; O,O-Diethyl O-(3-methyl-4-nitrophenyl) phosphorothioate; Phosphorothioic acid, O,O-diethyl O-(3-methyl-4-nitrophenyl) ester; ENT 27972; Bay 68138; SRA 7502
EINECS	Contact for details

Quality Control

Our Fenperate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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