Phenolphthalin

CAS Registry Number®

81-90-3

CAS Name

Phenolphthalin

Molecular Formula

C20H16O4

Molecular Mass

320.34

Cite this Page

Phenolphthalin.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=81-90-3 (retrieved 2024-12-01) (CAS RN: 81-90-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    230.5 °C

  • Density (2)

    1.299 g/cm³

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
  • (2) Drugs - Synonyms and Properties data were obtained from Ashgate Publishing Co. (US)

Other Names and Identifiers

InChI

InChI=1S/C20H16O4/c21-15-9-5-13(6-10-15)19(14-7-11-16(22)12-8-14)17-3-1-2-4-18(17)20(23)24/h1-12,19,21-22H,(H,23,24)

InChIKey

InChIKey=FFFPYJTVNSSLBQ-UHFFFAOYSA-N

SMILES

C(C1=C(C(O)=O)C=CC=C1)(C2=CC=C(O)C=C2)C3=CC=C(O)C=C3

Canonical SMILES

O=C(O)C=1C=CC=CC1C(C2=CC=C(O)C=C2)C3=CC=C(O)C=C3

Other Names for this Substance

  • Benzoic acid, 2-[bis(4-hydroxyphenyl)methyl]-
  • o-Toluic acid, α,α-bis(p-hydroxyphenyl)-
  • Phenolphthalin
  • 2-[Bis(4-hydroxyphenyl)methyl]benzoic acid
  • α,α-Bis(p-hydroxyphenyl)-o-toluic acid

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