DIBUTYL DISULFIDE

PRODUCT IDENTIFICATION
CAS NO. 629-45-8

DIBUTYL DISULFIDE
EINECS NO. 211-091-3
FORMULA (C4H9S)2
MOL WT. 178.35
H.S. CODE

 

TOXICITY

  
SYNONYMS 5,6-Dithiadecane; 1-(Butyldisulfanyl)butane;
Disulfuro de dibutilo (Spanish); Disulfure de dibutyle (French); Butyl disulfide; Di-n-butyl disulfide;

SMILES

 

CLASSIFICATION

 

PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE Clear to pale yellow liquid
MELTING POINT -94 C
BOILING POINT 229 - 233 C
SPECIFIC GRAVITY 0.938 - 0.948
SOLUBILITY IN WATER

Negligible
pH

 
VAPOR DENSITY  
AUTOIGNITION

 
NFPA RATINGS Health: 2 Flammability: 2 Reactivity: 0

REFRACTIVE INDEX

 1.4915 - 1.4935
FLASH POINT 113 C
STABILITY Stable under ordinary conditions

APPLICATIONS
Organosulfur compounds are widely used in refineries, steamcrackers, aromatic extraction and petrochemical manufacturing as they acts as;
  • Hydrotreating catalysts
  • Initial catalyst improvers
  • Sulfur sources
  • Catalyst presulfiding
  • Natural gas sulfur recovery

Organosulfur compounds are also used in;

  • Organic synthesis as organosulfur sources into target organic molecules for the manufacture of pharmaceuticals, adhesives biocides and agricultural products.
  • Polymer production
  • Lubricant and fuel additives for extreme pressure functionality
  • Extraction and reaction solvent
  • Metal treatment
  • Fungicide
SALES SPECIFICATION

APPEARANCE

 Clear to pale yellow liquid

ASSAY (GC)

95.0% min
WATER

0.5% max
TRANSPORTATION
PACKING

 
HAZARD CLASS 9 (Packing group:II)
UN NO. 3334
OTHER INFORMATION
Hazard Symbols: XI, Risk Phrases: 36/37/38, Safety Phrases: 26-37/39