3,4-Dibromo-5-phenylisoxazole CAS 18189-40-7

Purity 97%+In StockPharmaceutical Standards
CAS No.18189-40-7
Molecular FormulaC9H5Br2NO
Molecular Weight302.95 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4-Dibromo-5-phenylisoxazole CAS 18189-40-7 chemical structure

Description

3,4-Dibromo-5-phenylisoxazole (CAS 18189-40-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H5Br2NO. Molecular weight: 302.95 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC9H5Br2NO
Molecular Weight302.95 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Halogen ContentBr-containing
Nitrogen Atoms1

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