Description

Methyltriphenylsilane CAS NO 791-29-7 is a versatile organosilicon compound characterized by its unique structure, featuring a silicon atom bonded to one methyl group and three phenyl groups. This compound serves as a valuable silylating agent, protecting group reagent, and synthetic intermediate in advanced organic synthesis. It is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly as a protecting group for alcohols and other sensitive functional groups during multi-step reactions.
• Agrochemical Synthesis: Acts as a key building block in the production of advanced pesticides, herbicides, and plant growth regulators.
• Material Science & Polymer Chemistry: Employed as a monomer or modifier in the development of silicone-based polymers, resins, and advanced materials with tailored properties.
• Organic Synthesis Reagent: Functions as a versatile silylation agent in laboratory and industrial-scale organic synthesis for introducing the methyltriphenylsilyl group.
• Electronics & Semiconductor Industry: Utilized in the production of precursors for chemical vapor deposition (CVD) processes to create thin films and insulating layers.
• Research & Development: Serves as a standard reagent in academic and industrial R&D for exploring new synthetic methodologies and organosilicon chemistry.

Basic Information

Product Name	Methyltriphenylsilane
CAS No.	791-29-7
Molecular Formula	C19H18Si
Molecular Weight	274.43 g/mol
Synonyms	Methyltriphenylsilane; Methyl(triphenyl)silane; Triphenylmethylsilane; Silane, methyltriphenyl-; TPSM; NSC 163083; Methyl(triphenyl)silicon; (Triphenylsilyl)methane
EINECS	212-341-5

Quality Control

Our Methyltriphenylsilane is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR analysis, to verify identity, purity, and the absence of critical impurities. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 98.0%
Melting Point	55 - 58 °C

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.