Description

O,O,o-Tributyl Phosphorothioate is a versatile organophosphorus compound widely utilized as an intermediate in the synthesis of more complex chemical products. Its value lies in its specific reactivity, making it a crucial building block for manufacturers requiring high-purity chemical intermediates. This product is primarily needed by the agrochemical, pharmaceutical, and specialty chemical industries for applications ranging from pesticide synthesis to the development of flame retardants and lubricant additives.

Application

• Key intermediate in the synthesis of organophosphate insecticides and pesticides.
• Building block for pharmaceutical active ingredients and fine chemicals.
• Precursor in the production of specialty additives, such as flame retardants and lubricant antioxidants.
• Used in chemical research and development for creating novel phosphorothioate derivatives.
• Employed as a ligand or catalyst component in certain metal-organic reactions.
• Intermediate for the manufacture of plasticizers and stabilizers in polymer chemistry.

Basic Information

Product Name	O,O,o-Tributyl Phosphorothioate
CAS No.	78-47-7
Molecular Formula	C12H27O3PS
Molecular Weight	282.38 g/mol
Synonyms	Tributyl Phosphorothioate; Phosphorothioic Acid, O,O,o-Tributyl Ester; TBPT; Butyl Phosphorothioate; O,O,o-Tri-n-butyl Phosphorothioate; NSC 8856; S,S,S-Tributyl Phosphorothioate (isomeric form); Tributyl Thiophosphate
EINECS	201-118-8

Quality Control

Our O,O,o-Tributyl Phosphorothioate is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

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. Keep container tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.980 - 1.020
Refractive Index (20°C)	1.450 - 1.470

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