5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic acid CAS 89724-36-7

Purity 97%+In StockPharmaceutical Standards
CAS No.89724-36-7
Molecular FormulaC12H15NO3
Molecular Weight221.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic acid CAS 89724-36-7 chemical structure

Description

The occurrence of 5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic acid is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic acid (CAS 89724-36-7) is a high-purity analytical reference standard with the molecular formula C12H15NO3 and a molecular weight of 221.25 g/mol.

Based on its molecular formula C12H15NO3, 5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic acid 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 221.25 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), 5-Methyl-2-(1-methylcyclohex-3-en-1-yl)oxazole-4-carboxylic 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 FormulaC12H15NO3
Molecular Weight221.25 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1982
Nitrogen Atoms1

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