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ORG CHEM Group Sulfolane - 99

CAS Number
126-33-0
EC Number
204-783-1
Chemical Name
Tetrahydrothiophene 1,1-dioxide, Tetrahydrothiophene 11-dioxide
Chemical Family
Heterocyclic Compounds

ORG CHEM Group Sulfolane - 99 is an organic solvent predominantly used as an extraction solvent for BTX or aromatic removal from hydrocarbon feed streams but is also used in sour gas sweetening, (i.e., removal of acid gasses from a natural gas stream). Due to its combination of physical and chemical properties, Sulfolane® has been used in a variety of new applications including as an extraction distillation solvent, polymer solvent, polymer plasticizer, polymerization solvent, and in electronic/electrical applications and dyestuff intermediates.

Properties

Physical Form
Liquid

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Chemical Manufacturing
Industrial — Oil, Gas & Mining
  • Other Oil Gas & Mining Applications

Product Families

Base Chemicals & Intermediates — Intermediates
  • Other Intermediates
Base Chemicals & Intermediates — Solvents
  • Other Solvents

Other characteristics

Functions
Extractant, Intermediate, Solvent
Markets
Industrial
Application

Sulfolane is an organic solvent used in aromatic extraction, gas purification, medical intermediate, organic solvent in petrochemical industry, and additives in rubber industry, as well as dyestuff intermediates.

Technology
Base Chemicals & Intermediates
Packaging Type
Drums
Applicable Processes
Solvent Extraction
Base Chemicals End Uses
Rubber
Base Chemicals Functions
  • Extractant
  • Intermediate
  • Solvent

Technical data

Table 1 of 1

10 rows
CharacteristicValueUnitMethod
2-sulfolene Contentmax. 0.2%—
Ash contentmax. 0.1%ASTM D-2155
Assaymin. 99.5%—
Chemical FormulaC4H8O2S——
Density (20°C)1260 - 1270kg/m3—
Isopropyl Sulfolane Aether Content0.2 Max%—
Moisture Contentmax. 3%—
Molecular Weight120.17——
Sulfur content26.0 - 27.0%—
Thermal Stabilitymax. 20mgsO:/kg—

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