2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid CAS 137685-81-5

Purity 97%+In StockPharmaceutical Standards
CAS No.137685-81-5
Molecular FormulaC16H26O3Si
Molecular Weight294.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid CAS 137685-81-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 294.46 g/mol gives 2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid (CAS 137685-81-5), molecular formula C16H26O3Si and molecular weight 294.46 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid (C16H26O3Si) 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 its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), 2-Benzyl-3-((tert-butyldimethylsilyl)oxy)propanoic acid 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 FormulaC16H26O3Si
Molecular Weight294.46 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996

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