4,7,10,13,16-Pentaoxanonadeca-1,18-diyne

Base Information

• Chemical Name: 4,7,10,13,16-Pentaoxanonadeca-1,18-diyne
• CAS No.: 159428-42-9
• Molecular Formula: C14H22O5
• Molecular Weight: 270.326
• Hs Code.: 2909199090
• Mol file: 159428-42-9.mol

Synonyms:4,7,10,13,16-pentaoxanonadeca-1,18-diyne;Bis(2-(2-(prop-2-ynyloxy)ethoxy)ethyl) ether;tetraethyleneglycol dipropargyl ether;3-(2-{2-[2-(2-Prop-2-ynyloxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-propyne;

Chemical Property of 4,7,10,13,16-Pentaoxanonadeca-1,18-diyne

Chemical Property:

• Boiling Point: 338.7±37.0 °C(Predicted)
• PSA: 46.15000
• Density: 1.043±0.06 g/cm3(Predicted)
• LogP: 0.33580

Purity/Quality:

98%,99%, ^*data from raw suppliers

4,7,10,13,16-Pentaoxanonadeca-1,18-diyne Aldrich ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Description: Bis-propargyl-PEG5 is a crosslinker containing propargyl groups at both ends. The propargyl groups reacts with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry to form stable triazole linkages.

Technology Process of 4,7,10,13,16-Pentaoxanonadeca-1,18-diyne

There total 6 articles about 4,7,10,13,16-Pentaoxanonadeca-1,18-diyne 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: 98.0%

Tetraethylene glycol (112-60-7) + propargyl bromide (106-96-7) → 1,11-bis(2-propyn-1-oxy)-3,6,9-trioxaundecane (159428-42-9)

Guidance literature:

With tetrabutylammomium bromide; water; sodium hydroxide; In toluene; at 45 - 60 ℃; for 7h; Inert atmosphere;

DOI:10.1016/j.polymer.2012.04.002

Reference yield: 98.0%

propargyl bromide (106-96-7) + 3,6,9,12-tetraoxapentadec-14-yn-1-ol (87450-10-0) → 1,11-bis(2-propyn-1-oxy)-3,6,9-trioxaundecane (159428-42-9)

Guidance literature:

3,6,9,12-tetraoxapentadec-14-yn-1-ol; With sodium hydride; In tetrahydrofuran; mineral oil; for 1h;

propargyl bromide; In tetrahydrofuran; mineral oil; at 20 ℃; for 24h; Cooling with ice;

DOI:10.5012/bkcs.2011.32.11.3933

Reference yield: 85.0%

→ 1,11-bis(2-propyn-1-oxy)-3,6,9-trioxaundecane (159428-42-9)

Guidance literature:

With tetrabutylammomium bromide; sodium hydride; In tetrahydrofuran; toluene; mineral oil; at 0 - 20 ℃; Inert atmosphere;

upstream raw materials:

1,11-dichloro-3,6,9-trioxaundecane

propargyl alcohol

Tetraethylene glycol

propargyl bromide

Downstream raw materials:

C₆₄H₇₆N₆O₁₇

C₃₂H₄₄N₆O₉

C₄₂H₅₄F₂N₁₀O₁₁

C₅₂H₇₂F₂N₁₂O₁₃

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