1,2-Ethynediylbis(trimethylsilane)

Basic Information

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CAS Number

14630-40-1

Molecular Formula

C8H18Si2

Molecular Weight

88.23 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

21-24 °C

Boiling Point

136-137 °C

Refractive Index

n20/D 1.427(lit.)

SMILES

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

InChI

InChI=1S/C8H18Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3

InChIKey

ZDWYFWIBTZJGOR-UHFFFAOYSA-N

LogP

1.9544

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

149

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

Synonyms & References

English

1,2-Ethynediylbis[trimethylsilane]
J-503804
Bis(trimethylsilyl)acetylene
2,5-Disilahex-3-yne, 2,2,5,5-tetramethyl-
Silane, 1,1'-(1,2-ethynediyl)bis[1,1,1-trimethyl-
trimethyl[2-(trimethylsilyl)ethynyl]silane
bis-(trimethylsilyl) acetylene
J-802165
1,2-bis-trimethylsilanyl-ethyne
DTXSID3065798
C8H18Si2
ETHYL-2-ISOTHIOCYANATO PROPIONATE
3-Metbis(Trimethylsilyl) Acetylene
Acetylene, bis(trimethylsilyl)-
B1090
trimethyl(2-trimethylsilylethynyl)silane
MFCD00008276
NS00052137
Silane, 1,2-ethynediylbis(trimethyl-
BIS(TRIMEHYLSILYL)ACETYLENE
14630-40-1
1,2-Bis(trimethylsilyl)ethyne
AKOS000121164
EINECS 238-671-9
Q2113161
1,2-Bis(trimethylsilyl)acetylene
BTMSA
ethyne-1,2-diylbis(trimethylsilane)
SB75158
Bis(trimethylsilyl)ethyne
bis(trimethylsilyl) acetylene

MDL Number

MFCD00008276

Customs Code

29310095

FAQ

What is 1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1)?

1,2-Ethynediylbis(trimethylsilane), with the CAS number 14630-40-1, is an organosilicon compound featuring a silicon-silicon bond connected to two trimethylsilane groups. It is a colorless liquid with low reactivity and is commonly used as a coupling agent in chemical synthesis. Its structure provides stability and functional versatility in various applications.

What are the main uses of 1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1)?

1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1) is primarily used in pharmaceutical and polymer industries as a coupling reagent. It also finds applications in research for modifying organic molecules and in the production of specialty chemicals. Its unique properties make it valuable in synthetic pathways requiring silicon-based intermediates.

Is 1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1) safe?

1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1) is generally considered safe when handled properly. It is non-toxic in low concentrations but should be kept away from open flames and stored in a well-ventilated area. Protective gloves and safety goggles are recommended during handling to ensure safe chemical exposure.

How should 1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1) be stored?

1,2-Ethynediylbis(trimethylsilane) (CAS: 14630-40-1) should be stored in a cool, dry, and dark place, preferably at 25°C. It is stable under normal conditions but should be kept in a sealed container to prevent moisture and air exposure. Avoid direct sunlight and ensure proper ventilation during storage.