Chlorotrimethylsilane (TMCS)

≥99.0%(GC)

Reagent Code: #60109
label
Alias Trimethylsilyl chloride, trimethylsilyl chloride; TMCS
fingerprint
CAS Number 75-77-4

blur_circular Chemical Specifications

scatter_plot Molecular Information
Weight 108.64 g/mol
Formula C₃H₉ClSi
badge Registry Numbers
EC Number 200-900-5
MDL Number MFCD00000502
thermostat Physical Properties
Melting Point −40 °C(lit.)
Boiling Point 57 °C(lit.)
inventory_2 Storage & Handling
Density 0.856 g/mL at 25 °C(lit.)
Storage room temperature

description Product Description

Used as a silylating agent in organic synthesis to introduce the trimethylsilyl group, protecting alcohols, phenols, and carboxylic acids during reactions.

Applied in the production of silicone polymers and resins, serving as a key intermediate.

Utilized in the pharmaceutical industry for modifying drug molecules to enhance stability or bioavailability.

Acts as a reagent in gas chromatography to derivatize compounds for better detection and analysis.

Commonly employed in surface treatment of glass and other materials to impart water repellency.

Used in the synthesis of organosilicon compounds, contributing to coatings, adhesives, and sealants.

Helps in the preparation of catalysts and other specialty chemicals in industrial processes.

Handled with care due to its reactive nature, requiring proper safety measures during use.

format_list_bulleted Product Specification

Test Parameter Specification
Purity 99-100
Refractive Index (20°C) 1.387-1.389
APPEARANCE Colorless to pale yellow liquid
Infrared Spectrum Conforms to structure

shopping_cart Available Sizes & Pricing

Size Availability Unit Price Quantity
inventory 2.5L
10-20 days ฿6,600.00
inventory 10L
10-20 days ฿18,800.00
inventory 100ml
10-20 days ฿580.00
inventory 250ml
10-20 days ฿920.00
inventory 500ml
10-20 days ฿1,720.00

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