Substance
ID:340543
Names and Identifiers
IUPAC Traditional name
trimethylsilylacetylene
IUPAC name
ethynyltrimethylsilane
Synonyms
EthynyltrimethylsilaneTrimethylsilylacetylene三甲基硅乙炔乙炔基三甲基硅烷
Registration numbers
Beilstein Number
PubChem SID
CAS Number
MDL Number
Properties
Safety Information
Hazard Class
3
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
GHS Precautionary statements
P210-P261-P305+P351+P338
Storage Temperature
2-8°C
European Hazard Symbols
Flammable (F)
Irritant (Xi)German water hazard class
3
Safety Statements
16-26
UN Number
1993
GHS Signal Word
Danger
GHS Hazard statements
H225-H315-H319-H335
Personal Protective Equipment
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US)
RID/ADR
UN 1993 3/PG 2
Packing Group
2
MSDS Link
Risk Statements
11-36/37/38
Product Information
Purity
98%
Linear Formula
(CH3)3SiC≡CH
Physical Property
Refractive Index
n20/D 1.388(lit.)
Flash Point
-34 °C
-29.2 °F
Boiling Point
53 °C(lit.)
Density
0.695 g/mL at 25 °C(lit.)
Vapor Pressure
4.18 psi ( 20 °C)
Molecule Details
Application
Pyrazole syntheses via 1,3-Dipolar cycloaddition of diazo compounds to acetylenes.1
Substrate for nickel-catalyzed cross-coupling with benzonitriles.
Packaging
1, 5, 25 g in ampule
100 g in glass bottle
Pyrazole syntheses via 1,3-Dipolar cycloaddition of diazo compounds to acetylenes.1
Substrate for nickel-catalyzed cross-coupling with benzonitriles.
Packaging
1, 5, 25 g in ampule
100 g in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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