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Alfa Aesar™ m-Cresol Purple

$63.31 - $246.97

Chemical Identifiers

Chemical Name or Material m-Cresol Purple
CAS 2303-01-7
Molecular Formula C21H18O5S
Formula Weight 382.44g/mol
MDL Number MFCD00005871
Beilstein 350314
Merck Index 14,2577
Synonym m-Cresolsulfonephthalein
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAB2433806

 
alfa aesar™
B24338-06
5g Each for $63.31

AAB2433814

 
alfa aesar™
B24338-14
25g Each for $246.97
Description & Specifications

Specifications

Quantity 5g
Chemical Name or Material m-Cresol Purple
CAS 2303-01-7
Molecular Formula C21H18O5S
Formula Weight 382.44g/mol
MDL Number MFCD00005871
Beilstein 350314
Merck Index 14,2577
Synonym m-Cresolsulfonephthalein
TSCA TSCA

Applications
m-Cresol Purple acts as a pH indicator dye. It plays an important role in spectrophotometric pH measurements. It operates in the pH ranges 1.2 - 2.8 (red to yellow) and 7.4 - 9.0 (yellow to violet). Further, it is employed to stain epithelial cells and proteins.

Solubility
Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.

Notes
Transition interval (acid): pH 1.2 (red) to pH 2.8 (yellow); (alkaline) pH 7.4 (yellow) to pH 9.0 (purple)Incompatible with strong oxidizing agents.