Description

1-Chloroethyltrimethylsilane is a versatile organosilicon reagent featuring a reactive chloroethyl group. This compound matters as a key building block for introducing the trimethylsilyl-protected ethyl moiety in complex organic synthesis. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for use as a protective group agent and a precursor to other functionalized silanes.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) where the silyl group acts as a protecting group for alcohols or other functionalities.
• Agrochemical Synthesis: Serves as a key reagent in the production of herbicides, fungicides, and other crop protection agents.
• Polymer & Material Science: Employed as a monomer or cross-linking agent in the development of silicone-based polymers and specialty materials.
• Surface Modification: Utilized to functionalize silica, glass, or other inorganic surfaces to alter their hydrophobicity and reactivity.
• Organic Synthesis Reagent: Acts as an alkylating agent or a precursor to Grignard and other organometallic reagents in fine chemical production.
• Laboratory Research: Used in R&D for method development and the exploration of new synthetic pathways in academia and industry.

Basic Information

Product Name	1-Chloroethyltrimethylsilane
CAS No.	7787-87-3
Molecular Formula	C5H13ClSi
Molecular Weight	136.70 g/mol
Synonyms	(Chloroethyl)trimethylsilane; Trimethyl(chloroethyl)silane; 1-Chloroethyl-trimethylsilane; (1-Chloroethyl)trimethylsilane; Chloroethyltrimethylsilane; Silane, (1-chloroethyl)trimethyl-; TMS-CH2CH2Cl
EINECS	232-124-6

Quality Control

Our 1-Chloroethyltrimethylsilane undergoes rigorous quality testing to ensure compliance with industry standards. We provide comprehensive quality assurance with traceable documentation. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and incompatible with fluorides and strong alkalis. Keep away from heat and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (20°C)	0.88 - 0.92 g/mL
Refractive Index (n20D)	1.420 - 1.430
Water Content (KF)	≤ 0.5%

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