HO-PEG15-OH CAS 28821-35-4

Purity >95%In StockPharmaceutical Standards
CAS No.28821-35-4
Molecular FormulaC30H62O16
Molecular Weight678.80 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

HO-PEG15-OH CAS 28821-35-4 chemical structure

Description

The occurrence of HO-PEG15-OH is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies HO-PEG15-OH (CAS 28821-35-4), a certified reference material (molecular formula C30H62O16, MW 678.80 g/mol) for analytical method development and quality control.

Based on its molecular formula C30H62O16, HO-PEG15-OH contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 678.80 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.

CATO manufactures HO-PEG15-OH 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 FormulaC30H62O16
Molecular Weight678.80 g/mol
Purity>95%
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)0.0
CAS Registry Year (est.)1965

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