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HomeProduct name list(TRIETHYLSILYL)ACETYLENE

(TRIETHYLSILYL)ACETYLENE

Synonym(s):Ethynyltriethylsilane

  • CAS NO.:1777-03-3
  • Empirical Formula: C8H16Si
  • Molecular Weight: 140.3
  • MDL number: MFCD00075373
  • EINECS: 628-759-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-10-30 18:52:02
(TRIETHYLSILYL)ACETYLENE Structural

What is (TRIETHYLSILYL)ACETYLENE?

Chemical properties

Clear colorless to faintly yellow liquid

The Uses of (TRIETHYLSILYL)ACETYLENE

(Triethylsilyl)acetylene may be used in the synthesis of triethylsilylethynyl anthradithiophenes, such as :

  • 2,8-dimethyl-5,11-bis(triethylsilylethynyl)ADT (ADT= anthradithiophene)
  • 2,8-diethyl-5,11-bis(triethylsilylethynyl)ADT
  • 2,8-dipropyl-5,11-bis(triethylsilylethynyl)ADT

What are the applications of Application

(Triethylsilyl)acetylene is a large, trialkylsilyl-protected terminal alkyne

General Description

(Triethylsilyl)acetylene, a bulky trialkylsilyl-protected alkyne, undergoes Cadiot-Chodkiewicz cross-coupling reaction with various bromoalkynes to yield synthetically useful unsymmetrical diynes. Rhodium-catalyzed dimerization of (triethylsilyl)acetylene has been reported.

Properties of (TRIETHYLSILYL)ACETYLENE

Melting point: 95-97 °C(Solv: chloroform (67-66-3); hexane (110-54-3))
Boiling point: 136 °C
Density  0.783 g/mL at 25 °C(lit.)
refractive index  n20/D 1.433(lit.)
Flash point: 63 °F
storage temp.  Flammables area
form  liquid
Specific Gravity 0.783
color  colorless
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
BRN  1743814
CAS DataBase Reference 1777-03-3(CAS DataBase Reference)

Safety information for (TRIETHYLSILYL)ACETYLENE

Signal word Danger
Pictogram(s)
ghs
Flame
Flammables
GHS02
GHS Hazard Statements H225:Flammable liquids
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P370+P378:In case of fire: Use … for extinction.
P403+P235:Store in a well-ventilated place. Keep cool.

Computed Descriptors for (TRIETHYLSILYL)ACETYLENE

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