Tetrahydro-α-hydroxy-α-methyl-2-(1-methylethoxy)-5-oxo-2H-pyran-4-acetic acid Methyl Ester CAS 1044244-99-6

Description

Compared with other compounds in its class, the molecular weight of 260.28 g/mol gives Tetrahydro-α-hydroxy-α-methyl-2-(1-methylethoxy)-5-oxo-2H-pyran-4-acetic acid Methyl Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Tetrahydro-α-hydroxy-α-methyl-2-(1-methylethoxy)-5-oxo-2H-pyran-4-acetic acid Methyl Ester (CAS 1044244-99-6), a certified reference material (molecular formula C12H20O6, MW 260.28 g/mol) for analytical method development and quality control.

Structurally, Tetrahydro-α-hydroxy-α-methyl-2-(1-methylethoxy)-5-oxo-2H-pyran-4-acetic acid Methyl Ester (C12H20O6) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 260.28 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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

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