Butylphthalide Impurity 71 CAS 1379356-37-2

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1379356-37-2
Molecular FormulaC8H4Br2O2
Molecular Weight291.92 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Butylphthalide Impurity 71 CAS 1379356-37-2 chemical structure

Description

Butylphthalide Impurity 71 (CAS 1379356-37-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C8H4Br2O2. Molecular weight: 291.92 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC8H4Br2O2
Molecular Weight291.92 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity>95%
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentBr-containing

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