5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde CAS 70170-23-9

Purity 97%+In StockPharmaceutical Standards
CAS No.70170-23-9
Molecular FormulaC11H9NO2
Molecular Weight187.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde CAS 70170-23-9 chemical structure

Description

5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde (CAS 70170-23-9) is a high-purity analytical reference standard with the molecular formula C11H9NO2 and a molecular weight of 187.19 g/mol.

Based on its molecular formula C11H9NO2, 5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC11H9NO2
Molecular Weight187.19 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms1

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