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Substance Name: 4-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-
RN: 28181-92-2
InChIKey: IAZFBDCXIGRJLS-UHFFFAOYSA-N

Molecular Formula

  • C8-H4-O6-S

Molecular Weight

  • 228.18
 
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Names and Synonyms

Synonyms

  • 3-Sulfophthalic anhydride
  • EINECS 248-888-0
  • Phthalic anhydride, 3-sulfo-

Systematic Names

  • 1,3-Dihydro-1,3-dioxoisobenzofuran-4-sulphonic acid
  • 4-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-

Registry Numbers

CAS Registry Number

  • 28181-92-2

System Generated Number

  • 0028181922

Structure Descriptors

InChI

1S/C8H4O6S/c9-7-4-2-1-3-5(15(11,12)13)6(4)8(10)14-7/h1-3H,(H,11,12,13)

InChIKey

IAZFBDCXIGRJLS-UHFFFAOYSA-N

Smiles

c12C(OC(c2cccc1S(=O)(=O)O)=O)=O