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Alfa Aesar™ o-Cresolphthalein complexone, indicator grade

$62.72 - $209.65

Chemical Identifiers

Chemical Name or Material o-Cresolphthalein complexone
CAS 2411-89-4
Purity Grade Indicator Grade
Molecular Formula C32H32N2O12
Formula Weight 636.62g/mol
MDL Number MFCD00005911
Beilstein 381994
Synonym o-Cresolphthalexon; Phthalein complexone
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL0385906

 
alfa aesar™
L03859-06
5g Each for $62.72

AAL0385914

 
alfa aesar™
L03859-14
25g Each for $209.65
Description & Specifications

Specifications

Melting Point ≈198°C
Quantity 5g
Chemical Name or Material o-Cresolphthalein complexone
CAS 2411-89-4
Purity Grade Indicator Grade
Molecular Formula C32H32N2O12
Formula Weight 636.62g/mol
MDL Number MFCD00005911
Beilstein 381994
Synonym o-Cresolphthalexon; Phthalein complexone
TSCA TSCA

Applications
Indicator for complexometric titration of Mg, Ca, Sr and Ba. It is used as an alkaline earth metal ion indicator. Suggested to be colorless at pH 11, but turns pink in the presence of alkaline earth metals. Also utilized in an auto analyzer to determine serum calcium.

Solubility
Soluble in NaOH (50 mg/ml), aqueous ammonia, and organic solvents. Insoluble in water.

Notes
Store away from strong oxidizing agents. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.