Ethynyl(trimethyl)silane

Basic Information

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CAS Number

1066-54-2

Molecular Formula

C5H10Si

Molecular Weight

88.23 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

>0°C

Boiling Point

53 °C

Solubility

Miscible with organic solvents.

Refractive Index

n20/D 1.388(lit.)

Vapor Pressure

4.18 psi ( 20 °C)

SMILES

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C[Si](C)(C)C#C

InChI

InChI=1S/C5H10Si/c1-5-6(2,3)4/h1H,2-4H3

InChIKey

CWMFRHBXRUITQE-UHFFFAOYSA-N

LogP

1.9544

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

77.8

Safety Information

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GHS Hazard Pictograms

H225

H315

H319

H335

Hazard Statement

H225 Highly Flammable liquid and vapor
Flammable liquids

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 3 Class 3

Sensitiveness

Sensitive to air and moisture

Synonyms & References

English

T1239
Silane, trimethyl-, ethynyl-
DTXSID7061435
Ethynyltrimethylsilane, 98%
ethinyl trimethylsilane
C5H10Si
Acetylene, trimethylsilyl-
BCP14441
ethynyl trimethylsilane
1-trimethylsilyl-ethyne
TMS-acetylene
Silane, ethynyltrimethyl-
Ethyne,-trimethylsilyl
(trimethylsily)acetylene
ethynyitrimethylsilane
ethynyl-trimethyl silane
(trimethyl-silyl)acetylene
TMSacetylene
ethynyl-trimethyl-silane
STR06547
J-802298
1-ethynyl(trimethyl)silane
Trimetylsilylacetylene
(ethynyl)trimethylsilane
1-Trimethylsilylethyne
trimethylsilyl acetylide
Trimethylethynylsilane
CS-0015355
Q-101308
2-trimethylsilylacetylene
Ethynyltrimethylsilane

MDL Number

MFCD00008569

Customs Code

29310095

FAQ

What is Ethynyl(trimethyl)silane (CAS: 1066-54-2)?

Ethynyl(trimethyl)silane is a chemical compound with the formula C6H14Si. It is a colorless liquid characterized by its silane functional group and ethynyl substituent. This compound is commonly used as a building block in organic synthesis due to its reactivity and stability under controlled conditions.

What are the main uses of Ethynyl(trimethyl)silane (CAS: 1066-54-2)?

Ethynyl(trimethyl)silane is widely utilized in pharmaceutical research for the synthesis of complex molecules. It also finds applications in industrial processes involving silicon-based materials and in organic chemistry as a versatile intermediate for creating functionalized silicon compounds.

Is Ethynyl(trimethyl)silane (CAS: 1066-54-2) safe?

Ethynyl(trimethyl)silane is generally considered safe when handled properly. However, it should be used with caution due to potential flammability and reactivity. Protective measures such as gloves, goggles, and proper ventilation are recommended. Always follow safety standards for handling organic silanes.

How should Ethynyl(trimethyl)silane (CAS: 1066-54-2) be stored?

Ethynyl(trimethyl)silane should be stored in a cool, dry, and well-ventilated area, away from heat and direct sunlight. It is best kept in a sealed container made of inert material such as glass or stainless steel to prevent contamination and maintain stability.