Description

n-Pentyldimethylchlorosilane is a high-purity organosilicon reagent, specifically a chlorosilane derivative, widely used as a versatile silylating agent and synthetic intermediate. Its primary value lies in its ability to introduce the n-pentyldimethylsilyl protecting group, offering enhanced lipophilicity and stability for sensitive compounds in advanced synthesis. This product is essential for R&D and production chemists in the pharmaceutical, agrochemical, and material science industries, where precise molecular modification is critical.

Application

• Silylating Agent: Used for the protection of hydroxyl (-OH) groups in the synthesis of complex organic molecules, including pharmaceuticals and natural products.
• Derivatization Reagent: Employed in gas chromatography (GC) and mass spectrometry (MS) to improve the volatility and detectability of polar analytes like alcohols, phenols, and carboxylic acids.
• Surface Modification: Functionalizes silica, glass, and other inorganic surfaces to create hydrophobic coatings or to anchor specific organic functionalities.
• Polymer Chemistry: Serves as an initiator or chain-transfer agent in the controlled synthesis of silicone-based polymers and copolymers.
• Intermediate for Silane Coupling Agents: A key precursor in the manufacture of specialized silane coupling agents used in adhesives, sealants, and composite materials.
• Organic Synthesis: Utilized in nucleophilic substitution reactions and as a building block for more complex organosilicon compounds.

Basic Information

Product Name	n-Pentyldimethylchlorosilane
CAS No.	25938-34-5
Molecular Formula	C7H17ClSi
Molecular Weight	164.75 g/mol
Synonyms	Chlorodimethylpentylsilane; Dimethylpentylchlorosilane; 1-(Chlorodimethylsilyl)pentane; n-Amyl(dimethyl)chlorosilane; Pentyl(dimethyl)chlorosilane; Dimethyl-n-pentylchlorosilane; n-C5H11(CH3)2SiCl
EINECS	Contact for details

Quality Control

Our n-Pentyldimethylchlorosilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and reacts violently with water, strong bases, and alcohols. Keep under an inert atmosphere (nitrogen or argon) in original sealed containers to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.87 - 0.89 g/mL
Refractive Index (n20D)	1.425 - 1.435
Water Content (KF)	≤ 0.1%

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