Description

Phenylphosphonodithious Acid Dibutyl Ester is a specialized organophosphorus compound with the CAS number 2797-57-1. This chemical serves as a versatile intermediate and ligand, valued for its ability to impart unique reactivity and coordination properties in advanced synthesis. It is primarily needed by manufacturers and R&D teams in the agrochemical, pharmaceutical, and specialty polymer industries for developing novel active ingredients and functional materials.

Application

• As a key intermediate in the synthesis of organophosphorus pesticides and herbicides.
• As a ligand or catalyst precursor in transition metal-catalyzed reactions.
• In the research and development of flame retardants and plasticizers for polymer systems.
• As a building block for novel pharmaceutical candidates, particularly in medicinal chemistry.
• For the preparation of specialty surfactants and extraction agents.
• In material science for the surface modification of nanoparticles.

Basic Information

Product Name	Phenylphosphonodithious Acid Dibutyl Ester
CAS No.	2797-57-1
Molecular Formula	C₁₄H₂₃O₂PS₂
Molecular Weight	318.43 g/mol
Synonyms	Dibutyl Phenylphosphonodithioate; Phenylphosphonodithioic Acid Dibutyl Ester; Dibutyl Phenylphosphonodithioite; O,O-Dibutyl Phenylphosphonodithioate; Butyl Phenylphosphonodithioate; P,P-Dibutyl Phenylphosphonodithioate; Phosphonodithioic Acid, Phenyl-, Dibutyl Ester
EINECS	220-529-9

Quality Control

Our Phenylphosphonodithious Acid Dibutyl Ester is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including chromatographic purity analysis and spectroscopic identification, to ensure it meets precise specifications for industrial and research applications. Certificates of Analysis (COA) documenting batch-specific results are available upon request to support your quality assurance and regulatory 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). This compound is a strong acid/organic solvent and is easily oxidized; it is recommended to store under an inert atmosphere such as nitrogen to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 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.