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Substance Name: Phenolphthalin
RN: 81-90-3
InChIKey: FFFPYJTVNSSLBQ-UHFFFAOYSA-N

Molecular Formula

  • C20-H16-O4

Molecular Weight

  • 320.3424
 
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Names and Synonyms

Name of Substance

  • Phenolphthalin

Synonyms

  • Chocolax
  • Darmol
  • EINECS 201-384-4
  • Evac-Q-Tabs
  • Ex-Lax
  • Mondane Plus
  • Phenolphthalin

Systematic Names

  • alpha,alpha-Bis(4-hydroxyphenyl)-o-toluic acid
  • Benzoic acid, 2-(bis(4-hydroxyphenyl)methyl)-

Registry Numbers

CAS Registry Number

  • 81-90-3

System Generated Number

  • 0000081903

Structure Descriptors

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

FFFPYJTVNSSLBQ-UHFFFAOYSA-N

Smiles

c1ccc(c(c1)C(c2ccc(cc2)O)c3ccc(cc3)O)C(=O)O

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 230.5 deg C   EXP
log P (octanol-water) 3.950 (none)   EST
Water Solubility 175 mg/L 20 EXP
Atmospheric OH Rate Constant 8.47E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.