4H-Pyran, 4-[2,6-bis(4-dodecylphenyl)-4H-pyran-4-ylidene]-2,6-bis(4-dodecylphen yl)-

Base Information

• Chemical Name: 4H-Pyran, 4-[2,6-bis(4-dodecylphenyl)-4H-pyran-4-ylidene]-2,6-bis(4-dodecylphen yl)-
• CAS No.: 75817-94-6
• Molecular Formula: C82H120O2
• Molecular Weight: 1137.85
• Mol file: 75817-94-6.mol

Synonyms:

Chemical Property of 4H-Pyran, 4-[2,6-bis(4-dodecylphenyl)-4H-pyran-4-ylidene]-2,6-bis(4-dodecylphen yl)-

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4H-Pyran, 4-[2,6-bis(4-dodecylphenyl)-4H-pyran-4-ylidene]-2,6-bis(4-dodecylphen yl)-

There total 3 articles about 4H-Pyran, 4-[2,6-bis(4-dodecylphenyl)-4H-pyran-4-ylidene]-2,6-bis(4-dodecylphen yl)- 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: 71.0%

2,6-Bis-(4-dodecyl-phenyl)-pyranylium; perchlorate (75818-00-7) → 2,6,2',6'-Tetrakis-(4-dodecyl-phenyl)-[4,4']bipyranylidene (75817-94-6)

Guidance literature:

With tributylphosphine;

DOI:10.1021/ja00376a055

Reference yield:

4-dodecylacetophenone (6313-88-8) → 2,6,2',6'-Tetrakis-(4-dodecyl-phenyl)-[4,4']bipyranylidene (75817-94-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 72 percent / HClO₄

2: 55 percent / Zn / acetonitrile

With perchloric acid; zinc; In acetonitrile;

DOI:10.1039/c39800000271

Reference yield:

4-dodecylacetophenone (6313-88-8) + orthoformic acid triethyl ester (122-51-0) → 2,6,2',6'-Tetrakis-(4-dodecyl-phenyl)-[4,4']bipyranylidene (75817-94-6)

Guidance literature:

With perchloric acid; zinc; Yield given. Multistep reaction; 1.)acetonitrile, heating, 1 h; 2.)acetonitrile, reflux, 4 h;

DOI:10.1080/00268948208076178

upstream raw materials:

2,6-Bis-(4-dodecyl-phenyl)-pyranylium; perchlorate

4-dodecylacetophenone

orthoformic acid triethyl ester

Downstream raw materials:

C₈₂H₁₂₀O₂⁽¹⁺⁾*C₁₂H₄N₄^(1-)

C₈₂H₁₂₀O₂⁽¹⁺⁾*ClO₄^(1-)

C₈₂H₁₂₀O₂⁽¹⁺⁾*BF₄^(1-)