Bis-PEG7-t-butyl ester CAS 2702251-39-4

Purity 97%+In StockPharmaceutical Standards
CAS No.2702251-39-4
Molecular FormulaC24H46O10
Molecular Weight494.62 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis-PEG7-t-butyl ester CAS 2702251-39-4 chemical structure

Description

Bis-PEG7-t-butyl ester (CAS 2702251-39-4), molecular formula C24H46O10 and molecular weight 494.62 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C24H46O10, Bis-PEG7-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 494.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), Bis-PEG7-t-butyl 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.

Physical & Chemical Properties

Molecular FormulaC24H46O10
Molecular Weight494.62 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.)2002

Recommended Standards

Why CATO?