o-Cresolphthalein

Name: o-Cresolphthalein
SKU: A12899.18

CAS: 596-27-0 | C22H18O4 | 346.38 g/mol

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Catalog number A12899.18

also known as A12899-18

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Quantity:

50 g

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Chemical Identifiers

CAS596-27-0

IUPAC Name3,3-bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2-benzofuran-1-one

Molecular FormulaC22H18O4

InChI KeyCPBJMKMKNCRKQB-UHFFFAOYSA-N

SMILESCC1=CC(=CC=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C(C)=C1

Specifications

Specification Sheet

Appearance (Color)White or cream to pale yellow

FormPowder

Assay (HPLC)≥90%

Color ChangeColorless @ pH < 8.2 to red @ pH > 9.8

lambda-max (UV-Vis)564-570nm (0.1N NaOH)

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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