92361
Chlorotrimethylsilane
≥98.0% (GC)
Synonym(s):
TMCS, Trimethylchlorosilane, Trimethylsilyl chloride
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About This Item
Linear Formula:
(CH3)3SiCl
CAS Number:
Molecular Weight:
108.64
UNSPSC Code:
12352302
NACRES:
NA.22
PubChem Substance ID:
EC Number:
200-900-5
Beilstein/REAXYS Number:
1209232
MDL number:
Assay:
≥98.0% (GC)
Form:
liquid
vapor density
3.7 (vs air)
Quality Segment
vapor pressure
100 mmHg ( 25 °C)
assay
≥98.0% (GC)
form
liquid
autoignition temp.
752 °F
expl. lim.
6.4 %
reaction suitability
reactivity: alcohol reactive, reagent type: protection reagent
refractive index
n
bp
57 °C (lit.)
mp
−40 °C (lit.)
density
0.856 g/mL at 25 °C (lit.)
functional group
silyl
SMILES string
C[Si](C)(C)Cl
InChI
1S/C3H9ClSi/c1-5(2,3)4/h1-3H3
InChI key
IJOOHPMOJXWVHK-UHFFFAOYSA-N
General description
Chlorotrimethylsilane is a chloro-organosilane compound mainly used for silylation reactions.
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
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Signal Word
Danger
Hazard Codes
Precautionary Statements
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
Storage Class
3 - Flammable liquids
WGK
WGK 1
Flash Point (°F)
-18.4 °F - closed cup
Flash Point (°C)
-28 °C - closed cup
PPE (personal protective equipment)
Faceshields, Gloves, Goggles
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