Description

Diphenyldithiophosphonic Acid is an organophosphorus compound that serves as a versatile intermediate and reagent in advanced chemical synthesis. Its unique structure, featuring both thiophosphonic and aromatic groups, makes it valuable for creating specialized ligands and functional materials. This product is essential for R&D and production in sectors such as polymer chemistry, agrochemicals, and materials science, where precise molecular control is required.

Application

• As a key intermediate in the synthesis of organophosphorus ligands for catalysis.
• In the research and development of novel agrochemicals, including pesticides and herbicides.
• As a precursor or additive in the production of specialty polymers and flame retardants.
• In materials science for the surface modification of metals or the creation of functional coatings.
• As a reagent in organic synthesis for the introduction of thiophosphonic acid groups.
• In analytical chemistry as a reference standard or chelating agent.

Basic Information

Product Name	Diphenyldithiophosphonic Acid
CAS No.	1015-38-9
Molecular Formula	C12H11O2PS2
Molecular Weight	282.32 g/mol
Synonyms	Diphenylphosphinodithioic Acid; Dithiophosphoric Acid O,O-Diphenyl Ester; Phosphonodithioic Acid, Diphenyl-; O,O-Diphenyl Dithiophosphonate; NSC 403119; Diphenyl Dithiophosphonate; Phosphorodithioic Acid, O,O-Diphenyl Ester
EINECS	213-817-5

Quality Control

Our Diphenyldithiophosphonic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, identity (IR), and impurity profile is provided with every shipment to guarantee it meets your research or production requirements.

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 material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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