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;DKSI029;DKFELEX0321;ethynyl-t-butyldimethylsilane;tert-Butyldimethylethynylsilane;(T-BUTYLDIMETHYLSILYL)ACETYLENE;ETHYNYL-TERT-BUTYLDIMETHYLSILANE;TERT-BUTYLDIMETHYLSILYLACETYLENE
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
InChI: InChI=1S/C8H16Si/c1-7-9(5,6)8(2,3)4/h1H,2-6H3
InChIKey: RTYNRTUKJVYEIE-UHFFFAOYSA-N
SMILES: [Si](C)(C)(C#C)C(C)(C)C
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: $40.9
Updated: 2025/07/31

Sigma-Aldrich

Product number: 399264
Product name: (tert-Butyldimethylsilyl)acetylene
Purity: 99%
Packaging: 5g
Price: $158.29
Updated: 2025/07/31

TCI Chemical

Product number: B4365
Product name: (tert-Butyldimethylsilyl)acetylene
Purity: >97.0%(GC)
Packaging: 5g
Price: $144
Updated: 2025/07/31

TCI Chemical

Product number: B4365
Product name: (tert-Butyldimethylsilyl)acetylene
Purity: >97.0%(GC)
Packaging: 25g
Price: $568
Updated: 2025/07/31

TRC

Product number: T204730
Product name: Tert-Butyldimethylsilylacetylene
Packaging: 100mg
Price: $60
Updated: 2021/12/16

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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:

Silane,(1,1-diMethylethyl)ethynyldiMethyl-

tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%tert-BUTYLDIMETHYLSILYLACETYLENE, 98%

(<i>tert</i>-Butyldimethylsilyl)acetylene

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tert-BUTYLDIMETHYLSILYLACETYLENE 98%

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DK416

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DKSI029

86318-61-8

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CH33CSiCH32C8801CH

CH33CSiCH32CCH

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