2,4,5-Trimethyloxazole CAS 20662-84-4

Purity >95%In StockPharmaceutical Standards
CAS No.20662-84-4
Molecular FormulaC6H9NO
Molecular Weight111.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,4,5-Trimethyloxazole CAS 20662-84-4 chemical structure

Description

2,4,5-Trimethyloxazole (CAS 20662-84-4), molecular formula C6H9NO and molecular weight 111.14 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H9NO, 2,4,5-Trimethyloxazole contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 111.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

CATO manufactures 2,4,5-Trimethyloxazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC6H9NO
Molecular Weight111.14 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1962
Nitrogen Atoms1

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