(2-Methoxy-3-methylphenyl)boronic acid CAS 909187-39-9

Purity 97%+In StockPharmaceutical Standards
CAS No.909187-39-9
Molecular FormulaC8H11BO3
Molecular Weight165.98 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2-Methoxy-3-methylphenyl)boronic acid CAS 909187-39-9 chemical structure

Description

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.

(2-Methoxy-3-methylphenyl)boronic acid (CAS 909187-39-9) is a high-purity analytical reference standard with the molecular formula C8H11BO3 and a molecular weight of 165.98 g/mol.

Structurally, (2-Methoxy-3-methylphenyl)boronic acid (C8H11BO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 165.98 g/mol, it falls into the medium-molecular-weight range. 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).

As a certified reference material (CRM), (2-Methoxy-3-methylphenyl)boronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC8H11BO3
Molecular Weight165.98 g/mol
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)3.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1987

Related Methoxy Standards

Recommended Standards

Why CATO?