Description

Chlorotribenzylsilane is a versatile organosilicon reagent featuring a reactive silicon-chlorine bond and three benzyl groups. This compound is valued for its role as a key synthetic intermediate in organosilicon chemistry, enabling the introduction of the tribenzylsilyl protecting group or serving as a precursor to other functionalized silanes. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for applications ranging from complex molecule synthesis to surface modification.

Application

• As a key protecting group reagent for alcohols and other sensitive functional groups in multi-step organic synthesis.
• As a precursor for other functional silanes (e.g., alkoxysilanes, aminosilanes) via nucleophilic substitution reactions.
• In the synthesis of silicone-based polymers and resins with specific organic side chains for tailored properties.
• For surface modification and functionalization of inorganic materials like silica or metals.
• As a reagent in catalytic systems and ligand synthesis for transition metal complexes.
• In research and development of novel organosilicon compounds for electronic or optical materials.

Basic Information

Product Name	Chlorotribenzylsilane
CAS No.	18740-59-5
Molecular Formula	C21H21ClSi
Molecular Weight	336.93 g/mol
Synonyms	Tribenzylchlorosilane; Silane, chlorotribenzyl-; Chlorotris(phenylmethyl)silane; Tribenzylsilyl chloride; NSC 163184; (Chlorotribenzyl)silane; Benzyl(trichloro)silane (related); Tribenzylchlorosilane
EINECS	242-540-4

Quality Control

Our Chlorotribenzylsilane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (GC/HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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 material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	~1.10 g/cm³
Refractive Index (n20D)	~1.580

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