Ethyl methyl oxalate CAS 615-52-1

Purity Technical GradeIn StockPharmaceutical Standards
CAS No.615-52-1
Molecular FormulaC5H8O4
Molecular Weight132.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl methyl oxalate CAS 615-52-1 chemical structure

Description

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.

Ethyl methyl oxalate (CAS 615-52-1) is a high-purity analytical reference standard with the molecular formula C5H8O4 and a molecular weight of 132.11 g/mol.

Structurally, Ethyl methyl oxalate (C5H8O4) contains a carbohydrate-derived structure. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 132.11 g/mol, it falls into the low-molecular-weight range.

As a certified reference material (CRM), Ethyl methyl oxalate 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 FormulaC5H8O4
Molecular Weight132.11 g/mol
PurityTechnical Grade
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

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