3-Oxo-3',6'-bis(pivaloyloxy)-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid CAS 192374-17-7

Purity 97%+In StockPharmaceutical Standards
CAS No.192374-17-7
Molecular FormulaC31H28O9
Molecular Weight544.55 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Oxo-3',6'-bis(pivaloyloxy)-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid CAS 192374-17-7 chemical structure

Description

3-Oxo-3',6'-bis(pivaloyloxy)-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid (CAS 192374-17-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C31H28O9. Molecular weight: 544.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC31H28O9
Molecular Weight544.55 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2011

Recommended Standards

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