Description

3-Bromopropyltrimethylsilane is a versatile organosilicon reagent featuring a reactive bromoalkyl group and a hydrolytically stable trimethylsilyl protecting group. This compound is valued for its dual functionality, serving as a key building block in organic synthesis and materials science. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for the introduction of propyl linkers and silyl protection strategies.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, often as a linker or for introducing functionalized alkyl chains.
• Agrochemical Synthesis: Serves as a precursor in creating herbicides, fungicides, and plant growth regulators that require silicon-containing moieties.
• Surface Modification Agent: Employed to functionalize silica, glass, or other oxide surfaces, imparting hydrophobic properties or providing an anchor for further chemical grafting.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of silicone-based polymers, resins, and advanced hybrid materials.
• Protecting Group Chemistry: The trimethylsilyl group is used to protect alcohols or other sensitive functional groups during multi-step synthetic sequences.
• Liquid Crystal & OLED Materials: Utilized as a synthetic building block for creating silicon-based components in electronic display and lighting materials.

Basic Information

Product Name	3-Bromopropyltrimethylsilane
CAS No.	10545-34-3
Molecular Formula	C6H15BrSi
Molecular Weight	195.18 g/mol
Synonyms	(3-Bromopropyl)trimethylsilane; Trimethyl(3-bromopropyl)silane; 3-Bromopropyltrimethylsilicon; Bromopropyltrimethylsilane; γ-Bromopropyltrimethylsilane; 1-Bromo-3-(trimethylsilyl)propane; NSC 163082
EINECS	234-122-0

Quality Control

Our 3-Bromopropyltrimethylsilane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are 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, well-ventilated area away from strong bases and incompatible materials. Recommended storage temperature is between 2°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.445 - 1.455
Density (20°C)	1.10 - 1.20 g/mL

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