(4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate CAS 153547-44-5

Purity 97%+In StockPharmaceutical Standards
CAS No.153547-44-5
Molecular FormulaC6H9NO4
Molecular Weight159.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate CAS 153547-44-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 159.14 g/mol gives (4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate (CAS 153547-44-5), molecular formula C6H9NO4 and molecular weight 159.14 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate (C6H9NO4) contains an amino-acid-derived structure, an amide 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 159.14 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).

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 (4S,5R)-Methyl 5-methyl-2-oxooxazolidine-4-carboxylate 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 FormulaC6H9NO4
Molecular Weight159.14 g/mol
AppearanceWhite to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)2000
Nitrogen Atoms1

Recommended Standards

Why CATO?