(3,4-Dimethoxyphenyl)(p-tolyl)methanol CAS 423177-67-7

Purity 97%+In StockPharmaceutical Standards
CAS No.423177-67-7
Molecular FormulaC16H18O3
Molecular Weight258.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3,4-Dimethoxyphenyl)(p-tolyl)methanol CAS 423177-67-7 chemical structure

Description

The occurrence of (3,4-Dimethoxyphenyl)(p-tolyl)methanol 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.

(3,4-Dimethoxyphenyl)(p-tolyl)methanol (CAS 423177-67-7), molecular formula C16H18O3 and molecular weight 258.31 g/mol, is a CATO reference standard with documented purity and traceability.

(3,4-Dimethoxyphenyl)(p-tolyl)methanol (C16H18O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 FormulaC16H18O3
Molecular Weight258.31 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025

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