3-Methylbutan-2-yl 4-methylbenzenesulfonate CAS 26466-06-8

Purity 97%+In StockPharmaceutical Standards
CAS No.26466-06-8
Molecular FormulaC12H18O3S
Molecular Weight242.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methylbutan-2-yl 4-methylbenzenesulfonate CAS 26466-06-8 chemical structure

Description

The occurrence of 3-Methylbutan-2-yl 4-methylbenzenesulfonate is closely related to a sulfone group, 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-Methylbutan-2-yl 4-methylbenzenesulfonate (CAS 26466-06-8) is a high-purity analytical reference standard with the molecular formula C12H18O3S and a molecular weight of 242.33 g/mol.

3-Methylbutan-2-yl 4-methylbenzenesulfonate (C12H18O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, 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 FormulaC12H18O3S
Molecular Weight242.33 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, 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.)1964
Sulfur Atoms1

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