Trilax

Phenolphthalein An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic.

[1. A hydrogen ion indicator obtained by the action of phenol on phthalic anhydride; formerly used as a laxative.

Molecular Formula: C₂₀H₁₄O₄

InChI: InChI=1/C20H14O4/c21-15-9-5-13(6-10-15)20(14-7-11-16(22)12-8-14)18-4-2-1-3-17(18)19(23)24-20/h1-12,21-22H

InChIKey: InChIKey=KJFMBFZCATUALV-UHFFFAOYAH
SMILES: C1=CC=C2C(=C1)C(=O)OC2(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O

Names:
    Chocolax
    Espotabs
    Euchessina
    Koprol
    Laxogen
    Phenolax
    phenolphthalein
    Phthalimetten
    Purgophen
    Trilax
    3,3-bis(4-hydroxyphenyl)isobenzofuran-1-one

Registries:
    PubChem CID 4764
    PubChem ID 128413