4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole CAS 1158735-39-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1158735-39-7
Molecular FormulaC10H6Br2ClNO
Molecular Weight351.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole CAS 1158735-39-7 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole.

CATO supplies 4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole (CAS 1158735-39-7), a certified reference material (molecular formula C10H6Br2ClNO, MW 351.42 g/mol) for analytical method development and quality control.

Structurally, 4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole (C10H6Br2ClNO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 351.42 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures 4-Bromo-5-bromomethyl-3-(3-chloro-phenyl)-isoxazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC10H6Br2ClNO
Molecular Weight351.42 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 chloroform, dichloromethane, ethyl acetate, DMSO
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.)1989
Halogen ContentCl/Br-containing
Nitrogen Atoms1

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