5-(tert-Butyl)-2-(methylthio)phenol CAS 66624-05-3

Purity 97%+In StockPharmaceutical Standards
CAS No.66624-05-3
Molecular FormulaC11H16OS
Molecular Weight196.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(tert-Butyl)-2-(methylthio)phenol CAS 66624-05-3 chemical structure

Description

The occurrence of 5-(tert-Butyl)-2-(methylthio)phenol is closely related to sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-(tert-Butyl)-2-(methylthio)phenol (CAS 66624-05-3) is a high-purity analytical reference standard with the molecular formula C11H16OS and a molecular weight of 196.31 g/mol.

Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system, 5-(tert-Butyl)-2-(methylthio)phenol is typically off-white to pale yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 196.31 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

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 FormulaC11H16OS
Molecular Weight196.31 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Sulfur Atoms1

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