(2R,3R)-2,3-dihydroxy-4-methoxy-4-oxobutanoic acid CAS 3333-46-8

Purity 97%+In StockPharmaceutical Standards
CAS No.3333-46-8
Molecular FormulaC5H8O6
Molecular Weight164.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3R)-2,3-dihydroxy-4-methoxy-4-oxobutanoic acid CAS 3333-46-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 164.11 g/mol gives (2R,3R)-2,3-dihydroxy-4-methoxy-4-oxobutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(2R,3R)-2,3-dihydroxy-4-methoxy-4-oxobutanoic acid (CAS 3333-46-8), molecular formula C5H8O6 and molecular weight 164.11 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H8O6, (2R,3R)-2,3-dihydroxy-4-methoxy-4-oxobutanoic acid contains a carbohydrate-derived structure; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 164.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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.

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 FormulaC5H8O6
Molecular Weight164.11 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1957

Recommended Standards

Why CATO?