1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-Hexadecamethyloctasiloxane CAS 19095-24-0

Purity >95%In StockPharmaceutical Standards
CAS No.19095-24-0
Molecular FormulaC16H50O7Si8
Molecular Weight579.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-Hexadecamethyloctasiloxane CAS 19095-24-0 chemical structure

Description

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

1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-Hexadecamethyloctasiloxane (CAS 19095-24-0), molecular formula C16H50O7Si8 and molecular weight 579.25 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C16H50O7Si8, 1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-Hexadecamethyloctasiloxane 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 579.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

As a certified reference material (CRM), 1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15-Hexadecamethyloctasiloxane 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 FormulaC16H50O7Si8
Molecular Weight579.25 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)-8.0
CAS Registry Year (est.)1962

Recommended Standards

Why CATO?