Description

Tris(Trimethylsilyl)Silane (CAS NO 1873-77-4) is a versatile organosilicon compound that serves as a highly effective reducing agent and silyl radical source. Its unique structure provides exceptional utility in synthetic organic chemistry, enabling efficient and selective transformations. This product is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-purity intermediates for complex synthesis.

Application

• Radical Dehalogenation and Reduction: A powerful reagent for the selective reduction of alkyl halides, selenides, and xanthates to alkanes under mild conditions.
• Hydrosilylation Catalyst: Acts as a key component or precursor in catalytic cycles for the hydrosilylation of alkenes and alkynes.
• Polymer Chemistry: Used as a chain-transfer agent or terminating agent in controlled radical polymerization processes.
• Surface Modification: Employed to introduce silyl groups onto material surfaces, altering hydrophobicity and reactivity.
• Pharmaceutical Intermediate Synthesis: Facilitates critical deoxygenation and functional group manipulation steps in the synthesis of active pharmaceutical ingredients (APIs).
• Precursor to Silanols and Siloxanes: Serves as a starting material for the preparation of more complex silane and siloxane architectures.

Basic Information

Product Name	Tris(Trimethylsilyl)Silane
CAS No.	1873-77-4
Molecular Formula	C9H28Si4
Molecular Weight	248.67 g/mol
Synonyms	Tris(trimethylsilyl)silane; TTMS; (Trimethylsilyl)silane, tris-; Silane, tris(trimethylsilyl)-; Tris(trimethylsilyl)silicon hydride; 1,1,1,3,3,3-Hexamethyl-2-(trimethylsilyl)trisilane; TTMSH; Trisilylmethane, 1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)-
EINECS	217-500-0

Quality Control

Our Tris(Trimethylsilyl)Silane is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and potential concentration changes. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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