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CAS No 126-33-0 , thiolane 1,1-dioxide

  • Name: thiolane 1,1-dioxide
  • Synonyms: thiolane 1,1-dioxide; Dioxothiolan; Sulfolan; 126-33-0; Sulpholane; Tetrahydrothiophene 1,1-dioxide;Tetramethylene sulfone; 1,1-Dioxothiolan; Sulphoxaline;
  • CAS Registry Number:
  • Transport: 250kgs
  • Melting Point: 27.4-27.8 ºC
  • Flash Point: 165 ºC
  • Boiling Point: 285 ºC
  • Density: 1.261
  • Refractive index: 1.482-1.485
  • Safety Statements: R22
  • Hazard Symbols: Xn: Harmful;
  • HS Code: 29349990
  • Flash Point: 165 ºC
  • EINECS: 204-783-1
  • Molecular Weight: 120.17012
  • InchiKey: HXJUTPCZVOIRIF-UHFFFAOYSA-N
  • InChI: InChI=1S/C4H8O2S/c5-7(6)3-1-2-4-7/h1-4H2
  • Risk Statements: S25
  • Molecular Formula: C4H8O2S
  • Molecular Structure:CAS No:126-33-0 thiolane 1,1-dioxide

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References of thiolane 1,1-dioxide
Title: Sulfolane
CAS Registry Number: 126-33-0
CAS Name: Tetrahydrothiophene 1,1-dioxide
Synonyms: tetrahydrothiophene 1-dioxide; thiophan sulfone
Molecular Formula: C4H8O2S
Molecular Weight: 120.17
Percent Composition: C 39.98%, H 6.71%, O 26.63%, S 26.68%
Literature References: Prepn by catalytic hydrogenation of sulfolene oxides: Mahan, Fauske, US 2578565 (1951 to Phillips Petroleum); from butadiene and sulfur dioxide: Staaterman et al., Chem. Eng. Prog. 43, 148 (1947); Evans, Morris, US 2360859 (1944 to Shell). Toxicity study: H. F. Smyth et al., Am. Ind. Hyg. Assoc. J. 30, 470 (1962).
Properties: Liquid, d430 1.2606. mp 27.4-27.8°. bp760 285°. nD30 1.481. Viscosity at 30° = 10.34 cP. Flash pt, open cup: 350°F (176°C). At 30°, miscible with water, acetone, toluene; partially misc with octanes, olefins and naphthenes. LD50 orally in rats: 1.54 ml/kg (Smyth).
Melting point: mp 27.4-27.8°
Boiling point: bp760 285°
Flash point: Flash pt, open cup: 350°F (176°C)
Index of refraction: nD30 1.481
Density: d430 1.2606
Toxicity data: LD50 orally in rats: 1.54 ml/kg (Smyth)
Use: Selective solvent for liquid-vapor extractions.