4-tert-Butyl-2-(thiomethyl)benzophenone CAS 951888-18-9

Purity 97%+In StockPharmaceutical Standards
CAS No.951888-18-9
Molecular FormulaC18H18OS
Molecular Weight282.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-tert-Butyl-2-(thiomethyl)benzophenone CAS 951888-18-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 282.40 g/mol gives 4-tert-Butyl-2-(thiomethyl)benzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4-tert-Butyl-2-(thiomethyl)benzophenone (CAS 951888-18-9), a certified reference material (molecular formula C18H18OS, MW 282.40 g/mol) for analytical method development and quality control.

Based on its molecular formula C18H18OS, 4-tert-Butyl-2-(thiomethyl)benzophenone contains a steroid core, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 282.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), 4-tert-Butyl-2-(thiomethyl)benzophenone 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 FormulaC18H18OS
Molecular Weight282.40 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Sulfur Atoms1

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