3,3′-(Tetrabromophthalidylidene)bis[6-hydroxybenzenesulfonic acid]

CAS Registry Number®

297-83-6
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CAS Name

3,3′-(Tetrabromophthalidylidene)bis[6-hydroxybenzenesulfonic acid]

Molecular Formula

C20H10Br4O10S2

Molecular Mass

794.03

Cite this Page

3,3′-(Tetrabromophthalidylidene)bis[6-hydroxybenzenesulfonic acid].   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=297-83-6 (retrieved 2024-04-20) (CAS RN: 297-83-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C20H10Br4O10S2/c21-15-13-14(16(22)18(24)17(15)23)20(34-19(13)27,7-1-3-9(25)11(5-7)35(28,29)30)8-2-4-10(26)12(6-8)36(31,32)33/h1-6,25-26H,(H,28,29,30)(H,31,32,33)

InChIKey

InChIKey=OHTXTCNTQJFRIG-UHFFFAOYSA-N

SMILES

BrC1=C2C(OC(=O)C2=C(Br)C(Br)=C1Br)(C3=CC(S(=O)(=O)O)=C(O)C=C3)C4=CC(S(=O)(=O)O)=C(O)C=C4

Canonical SMILES

O=C1OC(C2=CC=C(O)C(=C2)S(=O)(=O)O)(C3=CC=C(O)C(=C3)S(=O)(=O)O)C=4C(Br)=C(Br)C(Br)=C(Br)C14

Other Names for this Substance

  • Benzenesulfonic acid, 3,3′-(4,5,6,7-tetrabromo-3-oxo-1(3H)-isobenzofuranylidene)bis[6-hydroxy-
  • Phenolphthalein, 4,5,6,7-tetrabromo-3′,3′′-disulfo-
  • 3,3′-(4,5,6,7-Tetrabromo-3-oxo-1(3H)-isobenzofuranylidene)bis[6-hydroxybenzenesulfonic acid]
  • 3,3′-(Tetrabromophthalidylidene)bis[6-hydroxybenzenesulfonic acid]

Deleted or Replaced CAS Registry Numbers

111791-00-5, 810-59-3, 14238-42-7

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