(4-Formyl-3-methylphenyl)boronic acid CAS 398151-59-2

Purity 97%+In StockPharmaceutical Standards
CAS No.398151-59-2
Molecular FormulaC8H9BO3
Molecular Weight163.97 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4-Formyl-3-methylphenyl)boronic acid CAS 398151-59-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 163.97 g/mol gives (4-Formyl-3-methylphenyl)boronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (4-Formyl-3-methylphenyl)boronic acid (CAS 398151-59-2), a certified reference material (molecular formula C8H9BO3, MW 163.97 g/mol) for analytical method development and quality control.

The molecular framework of (4-Formyl-3-methylphenyl)boronic acid (C8H9BO3) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-Formyl-3-methylphenyl)boronic acid 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 FormulaC8H9BO3
Molecular Weight163.97 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025

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