Cresol Red Chemical Properties

Melting point:

250 °C (dec.)(lit.)

storage temp. 

Store at RT.

solubility 

Solubility Soluble in water, ethanol

form 

Powder

pka

1.0(at 25℃)

color 

Brown

PH Range

0.2 (red) - 1.8 (yellow) and 7.2 (yellow) - 8.8 (red)

Water Solubility 

SOLUBLE

λmax

425nm

Major Application

Thermochromic materials, cosmetics, measurement of hydrophobicity of therapeutic drugs

CAS DataBase Reference

62625-29-0(CAS DataBase Reference)

EPA Substance Registry System

Cresol red sodium salt (62625-29-0)

Safety Information

Hazard Codes 

Xn

Risk Statements 

20/21/22-36/37/38

Safety Statements 

22-24/25-36-26

WGK Germany 

3

TSCA 

Yes

HS Code 

29147000

MSDS

• Language:English Provider:Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(2-methylphenolate) S,S-dioxide
• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

Cresol Red Usage And Synthesis

Chemical Properties

Brown powder

Uses

Cresol Red sodium salt acts as a constituent of polymerase chain reaction reagent systems. It is useful as a pH indicator with color changes with pH 0.2 - pH 1.8 and pH 7.1 - 8.8. Further, it plays an important role in molecular biology reactions in place of other loading dyes.

Cresol Red(62625-29-0)Related Product Information

• Bromocresol Purple
• o-Cresolphthalein
• m-Cresol
• Cresol
• Hydrogen
• Hydrogen Sulfide
• Sodium acetate
• Bromocresol green
• HYDROGEN SELENIDE
• p-Cresol
• Diclofenac sodium
• XYLENOL ORANGE
• o-Cresol
• Cresol
• Hydrogen peroxide
• Cresol Red
• O-Methyl phenolic epoxy resin
• HYDROGEN CYANIDE