Acid-PEG3-SS-PEG3-acid CAS 2055014-98-5

Purity 97%+In StockPharmaceutical Standards
CAS No.2055014-98-5
Molecular FormulaC18H34O10S2
Molecular Weight474.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Acid-PEG3-SS-PEG3-acid CAS 2055014-98-5 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.

CATO supplies Acid-PEG3-SS-PEG3-acid (CAS 2055014-98-5), a certified reference material (molecular formula C18H34O10S2, MW 474.59 g/mol) for analytical method development and quality control.

Structurally, Acid-PEG3-SS-PEG3-acid (C18H34O10S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. 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 474.59 g/mol, it falls into the moderately-high-molecular-weight range.

As a certified reference material (CRM), Acid-PEG3-SS-PEG3-acid 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 FormulaC18H34O10S2
Molecular Weight474.59 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1997
Sulfur Atoms2

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