4-(Benzyloxy)-2,3-dimethylbenzoic acid CAS 148581-24-2

Purity 97%+In StockPharmaceutical Standards
CAS No.148581-24-2
Molecular FormulaC16H16O3
Molecular Weight256.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(Benzyloxy)-2,3-dimethylbenzoic acid CAS 148581-24-2 chemical structure

Description

The occurrence of 4-(Benzyloxy)-2,3-dimethylbenzoic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(Benzyloxy)-2,3-dimethylbenzoic acid (CAS 148581-24-2), molecular formula C16H16O3 and molecular weight 256.30 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-(Benzyloxy)-2,3-dimethylbenzoic acid (C16H16O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 256.30 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).

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), 4-(Benzyloxy)-2,3-dimethylbenzoic 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 FormulaC16H16O3
Molecular Weight256.30 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1999

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