Description

o-(Methylphenyl) Dihydrogen Dithiophosphate is a specialized organophosphorus compound that serves as a key intermediate and functional additive in advanced chemical synthesis. Its value lies in its unique thiophosphate ester structure, which provides excellent performance as a ligand, stabilizer, and surface-active agent. This product is essential for manufacturers in the agrochemical, polymer, and lubricant additive industries seeking to enhance product efficacy and stability.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of organophosphate insecticides and fungicides, where it acts as a building block for active ingredients.
• Polymer Additive: Functions as a stabilizer and antioxidant in polymer formulations, particularly for plastics and synthetic rubbers, to prevent thermal and oxidative degradation.
• Lubricant & Fuel Additive: Used as an extreme pressure (EP) additive and anti-wear agent in industrial lubricants and metalworking fluids to reduce friction and protect machinery.
• Flotation Agent: Employed as a collector in the mineral processing industry for the froth flotation of sulfide ores, improving metal recovery rates.
• Chemical Synthesis Ligand: Serves as a versatile ligand or chelating agent in coordination chemistry and catalytic processes.
• Corrosion Inhibitor: Incorporated into formulations for metal treatment and coatings to provide protection against corrosion in industrial systems.

Basic Information

Product Name	o-(Methylphenyl) Dihydrogen Dithiophosphate
CAS No.	37569-47-4
Molecular Formula	C7H9O2PS2
Molecular Weight	220.25 g/mol
Synonyms	o-Cresyl Dihydrogen Dithiophosphate; (2-Methylphenyl) Dithiophosphoric Acid; O,O-Di(o-tolyl) Dithiophosphoric Acid (common form); Phosphorodithioic Acid, O-(2-Methylphenyl) Ester; 2-Methylphenyl Phosphorodithioate; Dithiophosphoric Acid O-(2-Methylphenyl) Ester; CAS 37569-47-4
EINECS	Contact for details

Quality Control

Our o-(Methylphenyl) Dihydrogen Dithiophosphate is manufactured under strict quality management protocols to ensure batch-to-batch consistency and reliability. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Due to its nature as a strong acid/organic solvent, handle with appropriate chemical safety precautions.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.20 - 1.30
Related Impurities (GC)	≤ 3.0% total

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