CAS Registry Number®
81-08-3
CAS Name
2-Sulfobenzoic acid cyclic anhydride
Molecular Formula
C7H4O4S
Molecular Mass
184.17
Compound Properties
-
Melting Point (1)
129.5 °C
Source(s)
- (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
Other Names and Identifiers
InChI
InChI=1S/C7H4O4S/c8-7-5-3-1-2-4-6(5)12(9,10)11-7/h1-4H
InChIKey
InChIKey=NCYNKWQXFADUOZ-UHFFFAOYSA-N
SMILES
O=S1(=O)C=2C(C(=O)O1)=CC=CC2
Canonical SMILES
O=C1OS(=O)(=O)C=2C=CC=CC12
Other Names for this Substance
- 3H-2,1-Benzoxathiol-3-one, 1,1-dioxide
- Benzoic acid, o-sulfo-, cyclic anhydride
- o-Sulfobenzoic acid, cyclic anhydride
- Benzoic acid, 2-sulfo-, cyclic anhydride
- o-Sulfobenzoic anhydride
Deleted or Replaced CAS Registry Numbers
4377-89-3, 27396-44-7
