Ethanethioic acid, S-(23-hydroxy-12,15,18,21-tetraoxatricos-1-yl) ester

Base Information

• Chemical Name: Ethanethioic acid, S-(23-hydroxy-12,15,18,21-tetraoxatricos-1-yl) ester
• CAS No.: 130727-51-4
• Molecular Formula: C21H42O6S
• Molecular Weight: 422.627
• Mol file: 130727-51-4.mol

Synonyms:

Chemical Property of Ethanethioic acid, S-(23-hydroxy-12,15,18,21-tetraoxatricos-1-yl) ester

Chemical Property:

• Refractive Index: n20/D1.477
• Boiling Point: 516.8±35.0 °C(Predicted)
• PKA: 14.36±0.10(Predicted)
• Flash Point: >110℃
• PSA: 99.52000
• Density: 1.015 g/mL at 25 °C
• LogP: 3.83570
• Storage Temp.: ?20°C

Purity/Quality:

99.90% ^*data from raw suppliers

[11-(Methylcarbonylthio)undecyl]tetra(ethylene glycol) 95% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36
• Safety Statements: 26

MSDS Files:

Useful:

Technology Process of Ethanethioic acid, S-(23-hydroxy-12,15,18,21-tetraoxatricos-1-yl) ester

There total 5 articles about Ethanethioic acid, S-(23-hydroxy-12,15,18,21-tetraoxatricos-1-yl) ester 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: 70.0%

undec-1-en-11-yltetra(ethylene glycol) (130727-46-7) + tiolacetic acid (507-09-5) → <1-<(methylcarbonyl)thio>undec-11-yl>tetra(ethylene glycol) (130727-51-4)

Guidance literature:

With 2,2'-azobis(isobutyronitrile); In methanol; for 1h; Inert atmosphere;

Reference yield:

Tetraethylene glycol (112-60-7) → <1-<(methylcarbonyl)thio>undec-11-yl>tetra(ethylene glycol) (130727-51-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 63 percent / 50percent aq. sodium hydroxide / 24 h / 100 °C

2: AIBN / methanol / 6 h / Irradiation

With sodium hydroxide; 2,2'-azobis(isobutyronitrile); In methanol;

DOI:10.1021/ja00001a002

Reference yield:

11-chloroundec-1-ene (872-17-3) → <1-<(methylcarbonyl)thio>undec-11-yl>tetra(ethylene glycol) (130727-51-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 63 percent / 50percent aq. sodium hydroxide / 24 h / 100 °C

2: AIBN / methanol / 6 h / Irradiation

With sodium hydroxide; 2,2'-azobis(isobutyronitrile); In methanol;

DOI:10.1021/ja00001a002

upstream raw materials:

undec-1-en-11-yltetra(ethylene glycol)

tiolacetic acid

Tetraethylene glycol

11-chloroundec-1-ene

Downstream raw materials:

C₂₈H₄₈O₈S₂

Refernces

• 1、 Choi, Inseong,Kim, Young-Kwan,Min, Dal-Hee,Lee, Sangwook,Yeo, Woon-Seok. "On-demand electrochemical activation of the click reaction on self-assembled monolayers on gold presenting masked acetylene groups". supporting information; experimental part. p. 16718 - 16721. Retrieved 2011/12/03.