Thymolphthalein

Alias:

TP; Thymolphthalein solid; 3,3-bis(4-hydroxy-5-isopropyl-o-tolyl)phthalide; 3,3-bis[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-2-benzofuran-1(3H)-one; Thymol phthalein

English name:

Thymolphthalein

Alias:

TP;
Thymolphthalein solid;

CAS RN:

125-20-2

EINECS No.:

204-729-7

Molecular formula:

C₂₈H₃₀O₄

Molecular weight:

430.5354

Molecular structure:

Density:

1.187g/cm3

Melting point:

251-253℃

Boiling point:

571.6°C at 760 mmHg

Flash point:

187.5°C

Solubility:

insoluble

Vapor pressure:

1.15E-13mmHg at 25°C

Uses:

As acid-base indicator