BIS(TRIETHYLSILYL)ACETYLENE 97

Base Information

• Chemical Name: BIS(TRIETHYLSILYL)ACETYLENE 97
• CAS No.: 17947-98-7
• Molecular Formula: C₁₄H₃₀Si₂
• Molecular Weight: 254.563
• Mol file: 17947-98-7.mol

Synonyms:3,6-Disilaoct-4-yne,3,3,6,6-tetraethyl- (8CI); Silane, 1,2-ethynediylbis[triethyl- (9CI);Bis(triethylsilyl)acetylene

Chemical Property of BIS(TRIETHYLSILYL)ACETYLENE 97

Chemical Property:

• Refractive Index: n20/D 1.456(lit.)
• Boiling Point: 132-134 °C25 mm Hg(lit.)
• Flash Point: 203 °F
• PSA: 0.00000
• Density: 0.816 g/mL at 25 °C(lit.)
• LogP: 5.08520

Purity/Quality:

97% ^*data from raw suppliers

BIS(TRIETHYLSILYL)ACETYLENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of BIS(TRIETHYLSILYL)ACETYLENE 97

There total 9 articles about BIS(TRIETHYLSILYL)ACETYLENE 97 which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 47.0%

ethynyldimagnesium dibromide (4301-15-9) + triethylsilyl chloride (994-30-9) → bis(triethylsilyl)acetylene (17947-98-7)

Guidance literature:

In not given;

Reference yield: 40.0%

triethylsilane (617-86-7) + acetylene (74-86-2,25067-58-7) → bis(triethylsilyl)acetylene (17947-98-7)

Guidance literature:

With dihydrogen hexachloroplatinate; iodine; In hexane; at 20 ℃; for 2h;

Reference yield: 20.0%

triethylsilane (617-86-7) + acetylene (74-86-2,25067-58-7) → 1,2-bis(triethylsilyl)ethane (2295-15-0) + bis(triethylsilyl)acetylene (17947-98-7)

Guidance literature:

With dihydrogen hexachloroplatinate; iodine; In tetrahydrofuran; at 20 ℃; for 2h; Yield given. Title compound not separated from byproducts;

DOI:10.1016/0022-328X(84)85131-1

upstream raw materials:

ethynyldimagnesium dibromide

triethyl-bromo-silane

1,1,2,2-tetrachloroethylene

triethylsilyl chloride