2-Formyl-4,5-dimethoxyphenylboronic Acid CAS 1005346-96-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1005346-96-2
Molecular FormulaC9H11BO5
Molecular Weight209.99 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Formyl-4,5-dimethoxyphenylboronic Acid CAS 1005346-96-2 chemical structure

Description

The occurrence of 2-Formyl-4,5-dimethoxyphenylboronic Acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-Formyl-4,5-dimethoxyphenylboronic Acid (CAS 1005346-96-2), molecular formula C9H11BO5 and molecular weight 209.99 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-Formyl-4,5-dimethoxyphenylboronic Acid (C9H11BO5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 209.99 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

As a certified reference material (CRM), 2-Formyl-4,5-dimethoxyphenylboronic 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 FormulaC9H11BO5
Molecular Weight209.99 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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.)1988

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