2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne CAS 203642-77-7

Purity 97%+In StockPharmaceutical Standards
CAS No.203642-77-7
Molecular FormulaC17H34O5Si
Molecular Weight346.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne CAS 203642-77-7 chemical structure

Description

CATO supplies 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne (CAS 203642-77-7), a certified reference material (molecular formula C17H34O5Si, MW 346.53 g/mol) for analytical method development and quality control.

The molecular framework of 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne (C17H34O5Si) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.

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 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne 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 FormulaC17H34O5Si
Molecular Weight346.53 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)1.0
CAS Registry Year (est.)2015

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