Food Red No. 3


Linear Formula:  C20H6I4Na2O5·H2O
Molecular Weight:  897.88g/mol
CAS Number: 16423-68-0

Properties

Vapour pressure 2.22E-16mmHg at 25℃
Water Solubility Soluble
B pt. 693.2℃ at 760 mmHg
M pt. 315 ℃

Safety Information

Hazard Statement(s) H302 - H413
Precautionary Statement  P264 - P270 - P273 - P301 + P312 - P501
Symbol
Signal word Warning
Flash point 182℃ 
Storage Temp. Store at room temperature.
Packaging Glass Bottle

Description

Recommended products
3-Cyanothiophene 98.0%(GC)

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

General Description
Erythrosine also known as Red No. 3 is an organoiodine compound specifically a derivative of fluorone. It is cherry-pink synthetic primarily used for food coloring. It is the disodium salt of 2457-tetraiodofluorescein. Its maximum absorbance is at 530nm in an aqueous solution and it is subject to photodegradation.