2-(2,4,5,7-Tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid

CAS Registry Number®

152-75-0

CAS Name

2-(2,4,5,7-Tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid

Molecular Formula

C20H8Br4O5

Molecular Mass

647.89

Cite this Page

2-(2,4,5,7-Tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=152-75-0 (retrieved 2025-06-24) (CAS RN: 152-75-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H8Br4O5/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25/h1-6,25H,(H,27,28)

InChIKey

InChIKey=AZXGXVQWEUFULR-UHFFFAOYSA-N

SMILES

C(O)(=O)C1=C(C=2C=3C(OC=4C2C=C(Br)C(=O)C4Br)=C(Br)C(O)=C(Br)C3)C=CC=C1

Canonical SMILES

O=C(O)C=1C=CC=CC1C2=C3C=C(Br)C(=O)C(Br)=C3OC=4C(Br)=C(O)C(Br)=CC42

Other Names for this Substance

  • Benzoic acid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-
  • Fluorescein, 2′,4′,5′,7′-tetrabromo-
  • 2-(2,4,5,7-Tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid

CAS INSIGHTSTM
Purple and red filaments produced by electrostatic discharge inside a plasma ball.