ChemicalBook > CAS DataBase List > TERT-BUTYLDIMETHYLSILYLACETYLENE

TERT-BUTYLDIMETHYLSILYLACETYLENE

Product Name
TERT-BUTYLDIMETHYLSILYLACETYLENE
CAS No.
86318-61-8
Chemical Name
TERT-BUTYLDIMETHYLSILYLACETYLENE
Synonyms
(tert-Butyldimethylsilyl)ethyne;tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%;DK416;DKFELEX0321;ethynyl-t-butyldimethylsilane;tert-Butyldimethylethynylsilane;(T-BUTYLDIMETHYLSILYL)ACETYLENE;ETHYNYL-TERT-BUTYLDIMETHYLSILANE;TERT-BUTYLDIMETHYLSILYLACETYLENE;1-(tert-Butyldimethylsilyl)ethyne
CBNumber
CB1385265
Molecular Formula
C8H16Si
Formula Weight
140.3
MOL File
86318-61-8.mol
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TERT-BUTYLDIMETHYLSILYLACETYLENE Property

Melting point:
98-102℃ (chloroform hexane )
Boiling point:
116-117 °C (lit.)
Density 
0.751 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.451(lit.)
Flash point:
43 °F
storage temp. 
Flammables area
form 
powder to lump to clear liquid
color 
White or Colorless to Almost white or Almost colorless
Specific Gravity
0.751
Water Solubility 
Sparingly soluble in water (0.043 g/L at 25°C).
Hydrolytic Sensitivity
4: no reaction with water under neutral conditions
BRN 
1921466
CAS DataBase Reference
86318-61-8
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Safety

Hazard Codes 
F
Risk Statements 
11
Safety Statements 
9-16-23-24/25-29-33
RIDADR 
UN 1993 3/PG 2
WGK Germany 
3
F 
10-21
HazardClass 
3
PackingGroup 
II
HS Code 
29319090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
399264
Product name
(tert-Butyldimethylsilyl)acetylene
Purity
99%
Packaging
1g
Price
$31.76
Updated
2024/03/01
Sigma-Aldrich
Product number
399264
Product name
(tert-Butyldimethylsilyl)acetylene
Purity
99%
Packaging
5g
Price
$100.8
Updated
2024/03/01
TCI Chemical
Product number
B4365
Product name
(tert-Butyldimethylsilyl)acetylene
Purity
>97.0%(GC)
Packaging
5g
Price
$144
Updated
2024/03/01
TCI Chemical
Product number
B4365
Product name
(tert-Butyldimethylsilyl)acetylene
Purity
>97.0%(GC)
Packaging
25g
Price
$568
Updated
2024/03/01
Alfa Aesar
Product number
H53494
Product name
tert-Butyldimethylsilylacetylene
Purity
98%
Packaging
1g
Price
$61.65
Updated
2024/03/01
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TERT-BUTYLDIMETHYLSILYLACETYLENE Chemical Properties,Usage,Production

Chemical Properties

Clear colorless liquid

Uses

tert-Butyldimethylsilylacetylene may be used in the synthesis of β-alkynylketone and β-alkynyl aldehydes. It participates in Cadiot-Chodkiewicz cross-coupling reaction with various bromoalkynes to afford synthetically useful unsymmetrical diynes.

General Description

(tert-Butyldimethylsilyl)acetylene is a bulky trialkylsilyl-protected alkyne. It participates in Cadiot-Chodkiewicz cross-coupling reaction with various bromoalkynes to afford synthetically useful unsymmetrical diynes.

TERT-BUTYLDIMETHYLSILYLACETYLENE Preparation Products And Raw materials

Raw materials

Preparation Products

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TERT-BUTYLDIMETHYLSILYLACETYLENE Suppliers

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86318-61-8, TERT-BUTYLDIMETHYLSILYLACETYLENERelated Search:

Silicone oil T-BUTYLDIMETHYLSILANE 3-TERT-BUTYLDIMETHYLSILYL-2-PROPYN-1-OL 3,4-DIPHENYL-1,6-BIS(TERT-BUTYLDIMETHYLSILYL)-3-HEXEN-1,5-DIYNE 3-TERT-BUTYLDIMETHYLSILYLPROPYNAL 1-(TERT-BUTYLDIMETHYLSILYL)-5-(TRIISOPROPYLSILYL)-1,4-PENTADIYN-3-OL 1,6-BIS-(TERT-BUTYLDIMETHYLSILYL)-3-HEXEN-1,5-DIYNE 1-ISO-PROPYL-3-(TERT-BUTYLDIMETHYLSILYL)-2-PROPYN-1-OL 1-CYCLOHEXYL-3-(TERT-BUTYLDIMETHYLSILYL)-2-PROPYN-1-OL 1,5-DI(TERT-BUTYLDIMETHYLSILYL)-1,4-PENTADIYN-3-OL 1,6-BIS-(TRIISOPROPYLSILYL)-3,4-BIS[2-(TERT-BUTYLDIMETHYLSILYL)ETHYNYL]-3-HEXEN-1,5-DIYNE 2-((tert-Butyldimethylsilanyl)ethynyl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane 3,4-DICYCLOHEXYL-1,6-BIS(TERT-BUTYLDIMETHYLSILYL)-3-HEXEN-1,5-DIYNE 1-PHENYL-3-(TERT-BUTYLDIMETHYLSILYL)-2-PROPYN-1-OL 3-BROMO-1-(TERT-BUTYLDIMETHYLSILYL)-1-PROPYNE TERT-BUTYLDIMETHYLSILYLACETYLENE

  • Silane,(1,1-diMethylethyl)ethynyldiMethyl-
  • tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%
  • (<i>tert</i>-Butyldimethylsilyl)acetylene
  • ETHYNYL-TERT-BUTYLDIMETHYLSILANE
  • (T-BUTYLDIMETHYLSILYL)ACETYLENE
  • TERT-BUTYLDIMETHYLSILYLACETYLENE
  • tert-BUTYLDIMETHYLSILYLACETYLENE 98%
  • (tert-Butyldimethylsilyl)ethyne
  • 1-(tert-Butyldimethylsilyl)ethyne
  • 3,3,4,4-Tetramethyl-3-sila-1-pentyne
  • tert-Butyldimethylethynylsilane
  • (tert-Butyldimethylsilyl)acetylene,97%
  • (tert-Butyldimethylsilyl)acetyleneEthynyl-tert-butyldimethylsilane
  • ethynyl-t-butyldimethylsilane
  • (tert-Butyl)(ethynyl)dimethylsilane
  • (tert-Butyldimethylsilyl)acetylene&gt
  • (1,1-Dimethylethyl)ethynyldimethylsilane
  • DK416
  • DKFELEX0321
  • 86318-61-8
  • 863187-61-8
  • CH33CSiCH32C8801CH
  • CH33CSiCH32CCH
  • Organic Building Blocks
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  • Alkynes
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  • Alkynes
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