5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole CAS 478066-24-9

Purity 97%+In StockPharmaceutical Standards
CAS No.478066-24-9
Molecular FormulaC18H17NO2
Molecular Weight279.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole CAS 478066-24-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 279.33 g/mol gives 5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole (CAS 478066-24-9) is a high-purity analytical reference standard with the molecular formula C18H17NO2 and a molecular weight of 279.33 g/mol.

Structurally, 5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole (C18H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 279.33 g/mol, it falls into the medium-molecular-weight range. 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.

As a certified reference material (CRM), 5-[(2,3-Dimethylphenoxy)methyl]-3-phenyl-1,2-oxazole 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 FormulaC18H17NO2
Molecular Weight279.33 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms1

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