Spiro[3H-2,1-benzoxathiole-3,9′-[9H]xanthene]-3′,6′-diol, 1,1-dioxide

CAS Registry Number®

4424-03-7

CAS Name

Spiro[3H-2,1-benzoxathiole-3,9′-[9H]xanthene]-3′,6′-diol, 1,1-dioxide

Molecular Formula

C19H12O6S

Molecular Mass

368.36

Cite this Page

Spiro[3H-2,1-benzoxathiole-3,9′-[9H]xanthene]-3′,6′-diol, 1,1-dioxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4424-03-7 (retrieved 2024-11-22) (CAS RN: 4424-03-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C19H12O6S/c20-11-5-7-13-16(9-11)24-17-10-12(21)6-8-14(17)19(13)15-3-1-2-4-18(15)26(22,23)25-19/h1-10,20-21H

InChIKey

InChIKey=VJYGFSGAAOVTLC-UHFFFAOYSA-N

SMILES

O=S1(=O)OC2(C=3C(OC=4C2=CC=C(O)C4)=CC(O)=CC3)C=5C1=CC=CC5

Canonical SMILES

O=S1(=O)OC2(C3=CC=C(O)C=C3OC4=CC(O)=CC=C42)C=5C=CC=CC51

Other Names for this Substance

  • Spiro[3H-2,1-benzoxathiole-3,9′-[9H]xanthene]-3′,6′-diol, 1,1-dioxide
  • Spiro[3H-2,1-benzoxathiole-3,9′-xanthene]-3′,6′-diol, 1,1-dioxide
  • Benzenesulfonic acid, o-(3,6,9-trihydroxyxanthen-9-yl)-, γ-sultone
  • Sulfonefluorescein

Deleted or Replaced CAS Registry Numbers

134670-08-9, 80538-21-2, 433685-77-9

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