Description

1,2,4-Tributylphosphorotrithioate is a versatile organophosphorus compound primarily utilized as an effective lubricant additive and chemical intermediate. Its molecular structure provides excellent anti-wear and extreme pressure properties, making it a critical component for enhancing the performance and longevity of industrial fluids. This product is essential for manufacturers in the lubricants, metalworking, and specialty chemicals sectors seeking to improve product formulations.

Application

• Lubricant Additive: Functions as an anti-wear and extreme pressure (EP) agent in industrial gear oils, hydraulic fluids, and metalworking fluids.
• Metalworking Fluids: Enhances the performance of cutting oils, grinding fluids, and drawing compounds by reducing friction and tool wear.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex organophosphorus compounds for various industrial applications.
• Functional Fluid Additive: Used in specialty formulations for compressor oils, turbine oils, and other high-stress lubricating systems.
• Corrosion Inhibitor Precursor: Can be incorporated into formulations to provide secondary corrosion inhibition properties for ferrous metals.

Basic Information

Product Name	1,2,4-Tributylphosphorotrithioate
CAS No.	78-48-8
Molecular Formula	C12H27OPS3
Molecular Weight	314.51 g/mol
Synonyms	Tributyl Phosphorotrithioate; Tributyl Phosphorotrithioite; S,S',S''-Tributyl Phosphorotrithioate; Phosphorotrithioic acid, tributyl ester; TBPT; Butyl Phosphorotrithioate; 1,2,4-Tributyl Phosphorotrithioate; Lubricant Additive TBPT
EINECS	201-119-7

Quality Control

Our 1,2,4-Tributylphosphorotrithioate is manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, purity, and impurity profile analysis, to meet exacting customer specifications. A Certificate of Analysis (COA) documenting all test results is provided with every shipment to guarantee compliance with your technical requirements.

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 (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.520 - 1.530
Water Content (KF)	≤ 0.5%

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