Description

Dimethylpropylsilane is a versatile organosilicon compound with a linear alkylsilane structure. Its primary value lies in its role as a key silane coupling agent precursor and hydrophobizing agent in advanced material synthesis. This product is essential for manufacturers in the silicone polymer, specialty coatings, and surface treatment industries seeking to modify material properties and enhance performance.

Application

• Precursor for Silane Coupling Agents: Serves as a fundamental building block in the synthesis of functional silanes used to improve adhesion between organic polymers and inorganic surfaces.
• Hydrophobic Surface Modification: Imparts water-repellent properties to glass, silica, metals, and other substrates in coatings and composite materials.
• Silicone Intermediate: Used in the production of specific silicone oils, resins, and elastomers where the propyl group confers unique flexibility and compatibility.
• Chemical Synthesis: Acts as a reagent or protecting group in organic synthesis, particularly in pharmaceutical and agrochemical research.
• Nanomaterial Functionalization: Modifies the surface of nanoparticles (e.g., silica, metal oxides) to control dispersion and reactivity in advanced composites.
• Adhesive and Sealant Formulations: Enhances the moisture resistance and durability of silicone-based adhesives and sealants.

Basic Information

Product Name	Dimethylpropylsilane
CAS No.	18143-31-2
Molecular Formula	C5H14Si
Molecular Weight	102.25 g/mol
Synonyms	Propyldimethylsilane; Dimethyl(propyl)silane; 1,1-Dimethyl-1-silapentane; Propyl(dimethyl)silane; Dimethyl-n-propylsilane; (Dimethylsilyl)propane; n-Propyldimethylsilane; Silane, dimethylpropyl-
EINECS	Contact for details

Quality Control

Our Dimethylpropylsilane is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through analytical techniques including Gas Chromatography (GC) and NMR spectroscopy. A Certificate of Analysis (COA) detailing purity and specific impurity profiles is provided with each shipment to guarantee it meets your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flame. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature is 2-8°C (refrigerated) for long-term stability, though short-term storage at 15-25°C is acceptable. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (20°C)	0.70 - 0.75 g/mL
Refractive Index (n20/D)	1.395 - 1.405
Water Content (KF)	≤ 0.1%

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