Description

Dibutyl [[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Thio]Succinate is a specialized organophosphorus compound valued for its performance as a multifunctional additive. Its molecular structure imparts key properties such as thermal stability and lubricity, making it a critical component in advanced formulations. This chemical is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and longevity.

Application

• Primary use as a high-performance plasticizer and stabilizer in PVC and other polymer systems.
• Acts as an extreme pressure (EP) additive and anti-wear agent in synthetic lubricants and greases.
• Functions as a viscosity modifier and pour point depressant in industrial and automotive fluids.
• Employed as a synergist and stabilizer in halogen-containing flame retardant formulations.
• Serves as a metal working fluid additive to improve lubrication and reduce tool wear.
• Used in the synthesis of other specialty organophosphorus derivatives for various industrial applications.

Basic Information

Product Name	Dibutyl [[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Thio]Succinate
CAS No.	68413-48-9
Molecular Formula	C30H59O6PS2
Molecular Weight	610.89 g/mol
Synonyms	Dibutyl (bis(2-ethylhexyl) phosphorodithioate) succinate; Bis(2-ethylhexyl) O,O-dibutyl phosphorodithioate succinate; Dioctyl O,O-dibutyl phosphorodithioate succinate; Phosphorodithioic acid, bis(2-ethylhexyl) ester, S-ester with dibutyl succinate; Succinic acid, dibutyl ester, ester with O,O-bis(2-ethylhexyl) phosphorodithioate; Lubricant additive 68413-48-9; Plasticizer 68413-48-9
EINECS	Contact for details

Quality Control

Our production of Dibutyl [[Bis[(2-Ethylhexyl)Oxy]Phosphinothioyl]Thio]Succinate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay and impurity profile determination. Certificates of Analysis (COA) documenting purity, identity, and key physical properties are available upon request 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 strong bases and incompatible materials. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to minimize moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Specific Gravity (20°C)	0.98 - 1.02
Refractive Index (20°C)	1.470 - 1.490
Moisture (Karl Fischer)	≤ 0.5%
Acid Value	≤ 2.0 mg KOH/g

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