(Triethylsilyl)acetylene

ALDRICH/346977 - 97%

Synonym: Ethynyltriethylsilane

CAS Number: 1777-03-3
Empirical Formula (Hill Notation): C₈H₁₆Si
Molecular Weight: 140.30
MDL Number: MFCD00075373
Linear Formula: (C₂H₅)₃SiC≡CH
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-346977-5G	5 g	$124.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	97%
density	0.783 g/mL at 25 °C (lit.)
form	liquid
InChI	1S/C8H16Si/c1-5-9(6-2,7-3)8-4/h1H,6-8H2,2-4H3
InChI key	FWSPXZXVNVQHIF-UHFFFAOYSA-N
Quality Level	100
refractive index	n20/D 1.433 (lit.)
SMILES string	CC[Si](CC)(CC)C#C

Application:	(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
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.
Packaging:	5 g in glass bottle

Symbol	GHS02
Signal word	Danger
Hazard statements	H225
Precautionary statements	P210 - P370 + P378 - P403 + P235
Hazard Codes	F,Xi
Risk Statements	11-36/37/38
Safety Statements	16-26-36/37/39
RIDADR	UN 1993BF 3 / PGII
WGK Germany	WGK 3
Flash Point(F)	62.6 °F - closed cup
Flash Point(C)	17 °C - closed cup

Purity	97%
Density	0.783 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.433 (lit.)
UNSPSC	12352100

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