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CAS No 512-35-6 , benzenesulfonyl benzenesulfonate Search by region : Germany

  • Name: benzenesulfonyl benzenesulfonate
  • Synonyms: benzenesulfonyl benzenesulfonate; CTK3J2191; MolPort-001-787-854; AG-F-73153; AKOS015840638; ACMC-1AOLU; ANW-31218; B1931;512-35-6; FT-0632256;
  • CAS Registry Number:
  • Flash Point: 234.3°C
  • Boiling Point: 463.7°C at 760 mmHg
  • Density: 1.439g/cm3
  • Refractive index: 1.599
  • Flash Point: 234.3°C
  • Molecular Weight: 298.3348
  • InchiKey: MLWPJXZKQOPTKZ-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H10O5S2/c13-18(14,11-7-3-1-4-8-11)17-19(15,
    16)12-9-5-2-6-10-12/h1-10H
  • Molecular Formula: C12H10O5S2
  • Molecular Structure:CAS No:512-35-6 benzenesulfonyl benzenesulfonate

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512-35-6 Benzenesulfonic anhydride; 96%

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512-35-6 benzenesulfonic anhydride

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References of benzenesulfonyl benzenesulfonate
Title: Benzenesulfonic Anhydride
CAS Registry Number: 512-35-6
Molecular Formula: C12H10O5S2
Molecular Weight: 298.33
Percent Composition: C 48.31%, H 3.38%, O 26.81%, S 21.50%
Line Formula: (C6H5SO2)2O
Literature References: Prepd by heating benzenesulfonic acid with excess phosphorus pentoxide mixed with inert support: Field, J. Am. Chem. Soc. 74, 394 (1952).
Properties: Light tan solid, mp 60-85° (softens about 55°); may be recrystallized from ether, mp 88-91° (softens about 75°). Liquefies upon exposure to air for 2.5 hrs. Explosion occurs when mixed with 90-95% H2O2.
Melting point: mp 60-85° (softens about 55°); mp 88-91° (softens about 75°)
Use: In Friedel-Crafts sulfone synthesis; in other sulfonylation reactions.