Phenoltetrachlorophthalein

CAS Registry Number®

639-44-1

CAS Name

Phenoltetrachlorophthalein

Molecular Formula

C20H10Cl4O4

Molecular Mass

456.10

Cite this Page

Phenoltetrachlorophthalein.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=639-44-1 (retrieved 2025-02-19) (CAS RN: 639-44-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >300 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C20H10Cl4O4/c21-15-13-14(16(22)18(24)17(15)23)20(28-19(13)27,9-1-5-11(25)6-2-9)10-3-7-12(26)8-4-10/h1-8,25-26H

InChIKey

InChIKey=NPARLLRHBQQQDY-UHFFFAOYSA-N

SMILES

ClC1=C2C(OC(=O)C2=C(Cl)C(Cl)=C1Cl)(C3=CC=C(O)C=C3)C4=CC=C(O)C=C4

Canonical SMILES

O=C1OC(C2=CC=C(O)C=C2)(C3=CC=C(O)C=C3)C=4C(Cl)=C(Cl)C(Cl)=C(Cl)C14

Other Names for this Substance

  • 1(3H)-Isobenzofuranone, 4,5,6,7-tetrachloro-3,3-bis(4-hydroxyphenyl)-
  • Phenolphthalein, 4,5,6,7-tetrachloro-
  • 4,5,6,7-Tetrachloro-3,3-bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone
  • 4,5,6,7-Tetrachloro-3,3-bis(4-hydroxyphenyl)phthalide
  • Phenoltetrachlorophthalein

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CAS INSIGHTSTM
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