Thymolphthalein


Linear Formula:  C28H30O4
Molecular Weight:  430.54g/mol
CAS Number: 125-20-2

Properties

Vapour pressure 1.15E-13mmHg at 25℃
Water Solubility Insoluble
Refractive index 1.612
B pt. 571.6℃ at 760 mmHg
M pt. 253℃
Density 1.187 g/cm3

Safety Information

Symbol
HS Code 29322980
Flash point 74 ℉
Storage Temp. Store at room temperature.
Storage Class 3
Packaging Poly Bottle
UN Number 1170

Description

Recommended products
14-Dioxane 99% Stab. With Ca 5-10Ppm Bht

Application
Thymolphthalein has been used as a pH indicatorin [14C] urea breath test to determine when the CO2trap is full.

Purpose
For R&D use onlynot for drug household or other uses.

General Description
Thymolphthalein (5 5-Diisopropyl-2 2-dimethylphenolphthalein) is an acid-base indicator which is colorless in solutions with a pH below 8.5 and blue in solutions with a pH above 9.5. Thymolphthalein has been used as an indicator in periodate-thiosulfate reaction.