m-PEG4-CH2-methyl ester CAS 1920109-55-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1920109-55-2
Molecular FormulaC12H24O6
Molecular Weight264.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

m-PEG4-CH2-methyl ester CAS 1920109-55-2 chemical structure

Description

As a certified reference material (CRM), m-PEG4-CH2-methyl ester 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.

m-PEG4-CH2-methyl ester (CAS 1920109-55-2) is a high-purity analytical reference standard with the molecular formula C12H24O6 and a molecular weight of 264.32 g/mol.

Structurally, m-PEG4-CH2-methyl ester (C12H24O6) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 264.32 g/mol, it falls into the medium-molecular-weight range.

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.

Physical & Chemical Properties

Molecular FormulaC12H24O6
Molecular Weight264.32 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1996

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