Triethyl(ethynyl)silane

Modify Date: 2025-08-21 14:45:43

Triethyl(ethynyl)silane Structure
Triethyl(ethynyl)silane structure
Common Name Triethyl(ethynyl)silane
CAS Number 1777-03-3 Molecular Weight 140.298
Density 0.8±0.1 g/cm3 Boiling Point 140.2±9.0 °C at 760 mmHg
Molecular Formula C8H16Si Melting Point N/A
MSDS N/A Flash Point 17.2±0.0 °C

 Names

Name triethyl(ethynyl)silane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.8±0.1 g/cm3
Boiling Point 140.2±9.0 °C at 760 mmHg
Molecular Formula C8H16Si
Molecular Weight 140.298
Flash Point 17.2±0.0 °C
Exact Mass 140.102127
LogP 3.75
Vapour Pressure 7.8±0.2 mmHg at 25°C
Index of Refraction 1.421
Storage condition Flammables area

 Safety Information

Hazard Codes F:Flammable;Xi:Irritant;
Risk Phrases R11;R36/37/38
Safety Phrases S16-S26-S36/37/39
RIDADR UN 1993 3/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 3
HS Code 2931900090

 Synthetic Route

~80%

Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Marino, Joseph P.; Nguyen, Hanh Nho Journal of Organic Chemistry, 2002 , vol. 67, # 19 p. 6841 - 6844

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Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Journal of Organometallic Chemistry, , vol. 18, p. 55 - 67

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Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 1011,1012;engl.Ausg.S.983,984

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Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Sov. Prog. Chem. (Engl. Transl.), , vol. 39, # 12 p. 1257 - 1259,56 - 58

~%

Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Sov. Prog. Chem. (Engl. Transl.), , vol. 39, # 12 p. 1257 - 1259,56 - 58

~%

Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: Zhurnal Organicheskoi Khimii, , vol. 2, p. 753 - 759,757 - 761

~%

Triethyl(ethynyl)silane Structure

Triethyl(ethyny...

CAS#:1777-03-3

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 36, p. 101 - 103,104 - 105

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Synonyms

silane,triethylethynyl
Ethynyltriethylsilane
(Triethylsilyl)acetylene
Triethylsilylacetylene
MFCD00075373
Triethylethynylsilane
TES-acetylene
Triethyl-ethynyl-silane
Silane, triethylethynyl-
Triethyl(ethynyl)silane
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