Basic information Safety Supplier Related

BENZENESULFONIC ANHYDRIDE

Basic information Safety Supplier Related

BENZENESULFONIC ANHYDRIDE Basic information

Product Name:
BENZENESULFONIC ANHYDRIDE
Synonyms:
  • BENZENESULFONIC ANHYDRIDE
  • Benzenesulfonic acid anhydride
  • Bis(benzenesulfonic)anhydride
  • Benzenesulfonic Anhydride >
  • Benzenesulfonic acid, 1,1'-anhydride
CAS:
512-35-6
MF:
C12H10O5S2
MW:
298.33
Product Categories:
  • Sulfur Compounds (for Synthesis)
  • Synthetic Organic Chemistry
Mol File:
512-35-6.mol
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BENZENESULFONIC ANHYDRIDE Chemical Properties

Melting point:
60-85° (softens about 55°); mp 88-91° (softens about 75°)
Boiling point:
463.7±28.0 °C(Predicted)
Density 
1.439±0.06 g/cm3(Predicted)
form 
powder to crystal
color 
White to Light yellow to Light orange
Merck 
14,1071
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Safety Information

RIDADR 
3261
HS Code 
2904.10.3700
HazardClass 
8
PackingGroup 
III
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BENZENESULFONIC ANHYDRIDE Usage And Synthesis

Uses

In Friedel-Crafts sulfone synthesis; in other sulfonylation reactions.

Purification Methods

Crystallise the anhydride from Et2O (m 88.5-91.5o), CHCl3 or chlorobenzene (m 90-92o). Store it dry. [Field J Am Chem Soc 74 394 1952, Beilstein 11 H 3, 11 I 11, 11 II 23, 11 III 50, 11 IV 50.]

BENZENESULFONIC ANHYDRIDESupplier

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