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Substance Name: 5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-
RN: 134-08-7
InChIKey: VJDQIBUPTBGINF-UHFFFAOYSA-N

Molecular Formula

  • C8-H4-O6-S

Molecular Weight

  • 228.18
 
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Names and Synonyms

Synonyms

  • 4-Sulfophthalic anhydride
  • EINECS 205-128-2
  • NSC 26435

Systematic Names

  • 4-Sulphophthalic anhydride
  • 5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-
  • Phthalic anhydride, 4-sulfo- (8CI)

Registry Numbers

CAS Registry Number

  • 134-08-7

System Generated Number

  • 0000134087

Structure Descriptors

InChI

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

InChIKey

VJDQIBUPTBGINF-UHFFFAOYSA-N

Smiles

O=C1OC(=O)c2ccc(S(=O)(=O)O)cc12