Description

Methyl (Diphenylmethylsilyl)Acetate is a specialized organosilicon compound, CAS NO 89266-73-9, valued for its role as a versatile silylating agent and synthetic intermediate in advanced organic synthesis. Its structure, featuring both acetate and silyl-protecting groups, makes it a critical reagent for introducing the diphenylmethylsilyl moiety, which is instrumental in protecting sensitive functional groups during complex multi-step reactions. This chemical is essential for R&D and production chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity, reliable intermediates for developing new active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for introducing silicon-containing pharmacophores or as a protecting group strategy.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides where the silyl group modifies bioavailability and stability.
• Polymer & Material Science: Serves as a monomer or modifier in the production of specialty silicones and silicon-based polymers with tailored properties.
• Organic Synthesis Reagent: Employed as a silylating agent to protect alcohols, carboxylic acids, and other nucleophiles in complex synthetic pathways.
• Cross-Coupling Reactions: Acts as a substrate or reagent in palladium-catalyzed and other metal-mediated coupling reactions to construct complex molecular architectures.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction mechanisms in synthetic chemistry laboratories.

Basic Information

Product Name	Methyl (Diphenylmethylsilyl)Acetate
CAS No.	89266-73-9
Molecular Formula	C₁₆H₁₈O₂Si
Molecular Weight	270.40 g/mol
Synonyms	Acetic acid, 2-(diphenylmethylsilyl)-, methyl ester; Methyl 2-(diphenylmethylsilyl)acetate; Diphenylmethylsilylacetic acid methyl ester; (Diphenylmethylsilyl)acetic acid methyl ester; Methyl(diphenylmethylsilyl)acetate; (Methyldiphenylsilyl)acetic Acid Methyl Ester; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of Methyl (Diphenylmethylsilyl)Acetate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity suitable for sensitive synthetic applications. Each lot is characterized using advanced analytical techniques including NMR, GC, and HPLC. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We support compliance with relevant research and development standards, and custom purity grades can be produced to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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