3′,3′′,5′,5′′-Tetrabromophenolphthalein CAS 1301-20-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1301-20-8
Molecular FormulaC20H10Br4O4
Molecular Weight633.91 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3′,3′′,5′,5′′-Tetrabromophenolphthalein CAS 1301-20-8 chemical structure

Description

Order 3′,3′′,5′,5′′-Tetrabromophenolphthalein (CAS 1301-20-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H10Br4O4. Molecular weight: 633.91 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC20H10Br4O4
Molecular Weight633.91 g/mol
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentBr-containing

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