Description

Triphenyl Phosphorothionate is an organophosphorus compound widely utilized as a versatile chemical intermediate and additive. Its value lies in its ability to act as a ligand, stabilizer, and precursor in the synthesis of more complex molecules. This product is essential for manufacturers and research institutions in the agrochemical, polymer, and pharmaceutical sectors seeking reliable, high-purity intermediates.

Application

• As a key ligand or catalyst component in transition metal-catalyzed organic synthesis reactions.
• As a stabilizer and antioxidant in polymer and plastic formulations to prevent degradation.
• As a chemical intermediate in the production of flame retardants and other specialty additives.
• As a precursor in agrochemical research for developing novel active ingredients.
• In pharmaceutical research as a building block for drug discovery and development.
• As a reagent in laboratory-scale organic synthesis for academic and industrial R&D.

Basic Information

Product Name	Triphenyl Phosphorothionate
CAS No.	597-82-0
Molecular Formula	C18H15O3PS
Molecular Weight	342.35 g/mol
Synonyms	Triphenyl Phosphorothioate; Phosphorothioic Acid, O,O,O-Triphenyl Ester; Triphenyl Thiophosphate; TPPT; Triphenyl Phosphorothiolate; O,O,O-Triphenyl Phosphorothioate; Triphenoxyphosphine Sulfide; P,P,P-Triphenyl Phosphorothioate
EINECS	209-909-1

Quality Control

Our Triphenyl Phosphorothionate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	50 - 54 °C
Loss on Drying	≤ 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.