Bis-PEG4-t-butyl ester CAS 2100306-53-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2100306-53-2
Molecular FormulaC20H38O8
Molecular Weight406.51 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis-PEG4-t-butyl ester CAS 2100306-53-2 chemical structure

Description

Based on its molecular formula C20H38O8, Bis-PEG4-t-butyl ester 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 406.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

CATO supplies Bis-PEG4-t-butyl ester (CAS 2100306-53-2), a certified reference material (molecular formula C20H38O8, MW 406.51 g/mol) for analytical method development and quality control.

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 Bis-PEG4-t-butyl ester 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 FormulaC20H38O8
Molecular Weight406.51 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

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