Skip to Content
Merck
CN

92361

Chlorotrimethylsilane

≥98.0% (GC)

Synonym(s):

TMCS, Trimethylchlorosilane, Trimethylsilyl chloride

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
(CH3)3SiCl
CAS Number:
75-77-4
Molecular Weight:
108.64
UNSPSC Code:
12352302
NACRES:
NA.22
PubChem Substance ID:
57653472
EC Number:
200-900-5
Beilstein/REAXYS Number:
1209232
MDL number:
MFCD00000502

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Chlorotrimethylsilane, ≥98.0% (GC)

InChI key

IJOOHPMOJXWVHK-UHFFFAOYSA-N

InChI

1S/C3H9ClSi/c1-5(2,3)4/h1-3H3

SMILES string

C[Si](C)(C)Cl

vapor density

3.7 (vs air)

vapor pressure

100 mmHg ( 25 °C)

assay

≥98.0% (GC)

form

liquid

autoignition temp.

752 °F

expl. lim.

6.4 %

refractive index

n20/D 1.387 (lit.)

bp

57 °C (lit.)

mp

−40 °C (lit.)

density

0.856 g/mL at 25 °C (lit.)

Quality Level

200

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Chlorotrimethylsilane has been used to silanize glass surface to make them more hydrophobic. It can be used in combination with hexamethyldisilazane for the protection of alcohols by forming trimethylsilyl ethers via silylation reaction. Also used in Fisher Glycosylation

General description

Chlorotrimethylsilane is a chloro-organosilane compound mainly used for silylation reactions.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A

supp_hazards

EUH014

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-18.4 °F - closed cup

flash_point_c

-28 °C - closed cup

ppe

Faceshields, Gloves, Goggles

Regulatory Information

危险化学品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCP0149
BCCN8775
BCCN8774
BCCN3964
BCCN1514

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Science of Synthesis: Houben-Weyl Methods of Molecular Transformations, 4, 261-261 (2014)
Thermal analysis of disulfonated poly (arylene ether sulfone) plasticized with poly (ethylene glycol) for membrane formation.
Oh HJ, et al.
Polymer, 55(1), 235-247 (2014)
Use of organosilicon reagents as protective groups in organic synthesis.
Lalonde M & Chan TH.
Synthesis, 1985(09), 817-845 (1985)
Yuma Komata et al.
Chemistry, an Asian journal, 11(22), 3225-3233 (2016-10-21)
Alkoxychlorosilanes are scientifically and industrially important toward preparing silicone and silica as well as preparation of siloxane-based nanomaterials by stepwise reactions of Si-OR (R=alkyl) and Si-Cl groups. Intermolecular exchange of alkoxy and chloro groups between alkoxysilanes and chlorosilanes (functional group
Yongju Kwon et al.
Nature communications, 11(1), 3127-3127 (2020-06-21)
Magic-sized clusters (MSCs) can be isolated as intermediates in quantum dot (QD) synthesis, and they provide pivotal clues in understanding QD growth mechanisms. We report syntheses for two families of heterogeneous-atom-incorporated InP MSCs that have chlorine or zinc atoms. All
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service