3,3-Bis(4-hydroxy-3-methoxyphenyl)-1(3H)-isobenzofuranone

CAS Registry Number®

467-25-4
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CAS Name

3,3-Bis(4-hydroxy-3-methoxyphenyl)-1(3H)-isobenzofuranone

Molecular Formula

C22H18O6

Molecular Mass

378.37

Cite this Page

3,3-Bis(4-hydroxy-3-methoxyphenyl)-1(3H)-isobenzofuranone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=467-25-4 (retrieved 2024-08-15) (CAS RN: 467-25-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    209-211 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C22H18O6/c1-26-19-11-13(7-9-17(19)23)22(14-8-10-18(24)20(12-14)27-2)16-6-4-3-5-15(16)21(25)28-22/h3-12,23-24H,1-2H3

InChIKey

InChIKey=YRQCMVRFUNWZQK-UHFFFAOYSA-N

SMILES

O=C1OC(C=2C1=CC=CC2)(C3=CC(OC)=C(O)C=C3)C4=CC(OC)=C(O)C=C4

Canonical SMILES

O=C1OC(C2=CC=C(O)C(OC)=C2)(C3=CC=C(O)C(OC)=C3)C=4C=CC=CC14

Other Names for this Substance

  • 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-3-methoxyphenyl)-
  • Phenolphthalein, 3′,3′′-dimethoxy-
  • 3,3-Bis(4-hydroxy-3-methoxyphenyl)-1(3H)-isobenzofuranone
  • Guaiacolphthalein
  • 3′,3′′-Dimethoxyphenolphthalein

Deleted or Replaced CAS Registry Numbers

4046-65-5