Description

({Bicyclo[2.2.1]Hept-5-En-2-Yl}Methoxy)(Methyl)Diphenylsilane CAS NO 376634-34-3 is a specialized organosilicon compound featuring a norbornene moiety, making it a valuable building block in advanced material synthesis. Its core value lies in its dual functionality, serving as both a protected silanol precursor and a dienophile for Diels-Alder reactions, enabling precise molecular architecture. This chemical is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require high-purity intermediates for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug candidates, particularly those requiring silicon-containing bioactive molecules.
• Agrochemical Synthesis: Used in creating advanced silicon-based pesticides and herbicides with enhanced stability and efficacy.
• Polymer & Material Science: Serves as a cross-linking agent or monomer for producing specialty silicones, resins, and high-performance polymers with tailored thermal and mechanical properties.
• Organic Synthesis Building Block: Utilized in Diels-Alder cycloadditions and hydrosilylation reactions to construct complex, polycyclic organic frameworks.
• Surface Modification Agent: Employed to functionalize surfaces (e.g., silica, metals) for applications in chromatography, coatings, and adhesives.
• Research & Development: Critical reagent in academic and industrial R&D for exploring new organosilicon chemistry and catalysis.

Basic Information

Product Name	({Bicyclo[2.2.1]Hept-5-En-2-Yl}Methoxy)(Methyl)Diphenylsilane
CAS No.	376634-34-3
Molecular Formula	C21H24OSi
Molecular Weight	320.50 g/mol
Synonyms	Diphenyl(methoxy)(2-norbornen-5-ylmethyl)silane; Methoxy(methyl)diphenyl(5-norbornen-2-yl)silane; (5-Norbornen-2-yl)methoxy(methyl)diphenylsilane; (2-Norbornen-5-ylmethyl)methoxy(methyl)diphenylsilane; (Bicyclo[2.2.1]hept-5-en-2-ylmethoxy)methyl-diphenylsilane; Norbornenylmethoxy(methyl)diphenylsilane; Silane, methoxy(methyl)diphenyl(5-norbornen-2-yl)-
EINECS	Contact for details

Quality Control

Our production of ({Bicyclo[2.2.1]Hept-5-En-2-Yl}Methoxy)(Methyl)Diphenylsilane adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. Each lot undergoes comprehensive analysis including NMR, GC/HPLC, and Karl Fischer titration to verify identity, potency, and moisture content. A detailed Certificate of Analysis (COA) documenting all specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 3.0%
Refractive Index (n20D)	1.560 - 1.580
Density (20°C)	1.05 - 1.10 g/mL

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