Description

Tri-n-Propylchlorosilane is a versatile organosilicon compound widely used as a key reagent in organic synthesis and surface modification. Its primary value lies in its ability to act as a propylsilylating agent, introducing the tri-n-propylsilyl protecting group or modifying material surfaces. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced materials sectors. It serves as a critical building block for creating specialized silicon-based intermediates and functionalized surfaces.

Application

• Silylating Agent: Used as a protecting group for alcohols, phenols, and other sensitive functional groups in multi-step organic synthesis, particularly in pharmaceutical intermediate production.
• Surface Modification: Employed to functionalize silica, glass, and other oxide surfaces, imparting hydrophobic properties or creating reactive sites for further chemical grafting.
• Precursor for Silicones: Acts as a starting material or cross-linking agent in the synthesis of specialty silicone polymers and resins with tailored properties.
• Chemical Intermediate: Serves as a key reactant for the preparation of other organosilicon compounds, such as tri-n-propylsilanes or functionalized silanes.
• Adhesion Promotion: Used in formulations for primers and coatings to improve adhesion between organic polymers and inorganic substrates.
• Laboratory Reagent: Utilized in research and development for method development and the synthesis of novel compounds in academic and industrial settings.

Basic Information

Item	Details
Product Name	Tri-n-Propylchlorosilane
CAS No.	995-25-5
Molecular Formula	C9H21ClSi
Molecular Weight	192.80 g/mol
Synonyms	Chlorotripropylsilane; Tripropylchlorosilane; Tripropylsilyl chloride; n-Propyltrichlorosilane (Note: This is a different isomer); Silane, chlorotripropyl-; Tri-n-propylsilyl chloride; Chlorotri-n-propylsilane; NSC 93766
EINECS	213-619-3

Quality Control

Our Tri-n-Propylchlorosilane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or titration and impurity profiling, to ensure it meets the high-purity standards required for sensitive synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and specific test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat and ignition sources. Due to its moisture-sensitive (hygroscopic) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Incompatible with strong bases, strong oxidizing agents, and water.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.89 - 0.91 g/mL
Refractive Index (n20D)	1.435 - 1.445
Chloride Content	Contact for details

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