Phloroglucinol EP Impurity O CAS 137-19-9

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.137-19-9
Molecular FormulaC6H4Cl2O2
Molecular Weight179.00 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Phloroglucinol EP Impurity O CAS 137-19-9 chemical structure

Description

Phloroglucinol EP Impurity O (CAS 137-19-9) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H4Cl2O2. Molecular weight: 179.00 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC6H4Cl2O2
Molecular Weight179.00 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity>95%
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentCl-containing

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