2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate

Base Information

• Chemical Name: 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate
• CAS No.: 171085-48-6
• Molecular Formula: C₁₉H₂₆O₇S₂
• Molecular Weight: 430.543
• Mol file: 171085-48-6.mol

Synonyms:2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate

Chemical Property of 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate

There total 5 articles about 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate 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: 95.3%

p-toluenesulfonyl chloride (98-59-9) + 3-(11-hydroxy-3,6,9-trioxa-1-undecoxy)thiophene (171085-47-5) → 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate (171085-48-6)

Guidance literature:

With pyridine; at 0 ℃;

DOI:10.1021/ja00099a069

Reference yield: 64.0%

3-methoxy-thiophene (17573-92-1) + p-toluenesulfonic acid 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethyl ester (77544-60-6) → 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate (171085-48-6)

Guidance literature:

With toluene-4-sulfonic acid; In toluene; at 80 ℃; Inert atmosphere;

Reference yield:

Tetraethylene glycol (112-60-7) → 2-(2-(2-(2-(thiophen-3-yloxy)ethoxy)ethoxy)ethoxy)ethyl 4-toluenesulfonate (171085-48-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) CuI, potassium tert-butoxide, pyridine / 1.) 0.5 h, 2.) 100 deg C, 24 h

2: 95.3 percent / pyridine / 6 h

With pyridine; copper(l) iodide; potassium tert-butylate;

DOI:10.1021/ja00144a008

upstream raw materials:

p-toluenesulfonyl chloride

3-(11-hydroxy-3,6,9-trioxa-1-undecoxy)thiophene

Tetraethylene glycol

3-methoxy-thiophene

Downstream raw materials:

C₃₀H₄₂O₁₀S₂