Trimethoxy(methyl)silane CAS 1185-55-3

Purity >95%In StockPharmaceutical Standards
CAS No.1185-55-3
Molecular FormulaC4H12O3Si
Molecular Weight136.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Trimethoxy(methyl)silane CAS 1185-55-3 chemical structure

Description

Based on its molecular formula C4H12O3Si, Trimethoxy(methyl)silane 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 136.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

Trimethoxy(methyl)silane (CAS 1185-55-3) is a high-purity analytical reference standard with the molecular formula C4H12O3Si and a molecular weight of 136.22 g/mol.

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.

As a certified reference material (CRM), Trimethoxy(methyl)silane 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 FormulaC4H12O3Si
Molecular Weight136.22 g/mol
Purity>95%
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)-1.0
CAS Registry Year (est.)1957

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