3,4,6-Trimethoxybenzene-1,2-diol CAS 56002-81-4

Purity 97%+In StockPharmaceutical Standards
CAS No.56002-81-4
Molecular FormulaC9H12O5
Molecular Weight200.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4,6-Trimethoxybenzene-1,2-diol CAS 56002-81-4 chemical structure

Description

The occurrence of 3,4,6-Trimethoxybenzene-1,2-diol 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.

3,4,6-Trimethoxybenzene-1,2-diol (CAS 56002-81-4) is a high-purity analytical reference standard with the molecular formula C9H12O5 and a molecular weight of 200.19 g/mol.

The molecular framework of 3,4,6-Trimethoxybenzene-1,2-diol (C9H12O5) 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC9H12O5
Molecular Weight200.19 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973

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