2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene

Base Information

• Chemical Name: 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene
• CAS No.: 1264218-44-1
• Molecular Formula: C₃₆H₅₄O₂
• Molecular Weight: 518.824
• Mol file: 1264218-44-1.mol

Synonyms:

Chemical Property of 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene

There total 2 articles about 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene 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:

C36H58O4 → 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene (1264218-44-1)

Guidance literature:

With toluene-4-sulfonic acid; In dichloromethane; at 20 ℃; for 0.5h; Inert atmosphere;

DOI:10.1039/c0dt01060j

Reference yield:

3,4-dimethylcyclopent-2-en-1-one (30434-64-1) + 1,4-dibromo-2,5-dioctyloxyphenylene (156028-40-9) → 2,5-bis(3,4-dimethylcyclopenta-1,3-dienyl)-1,4-dioctyloxybenzene (1264218-44-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: tert.-butyl lithium / diethyl ether / -78 - 20 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

2.1: toluene-4-sulfonic acid / dichloromethane / 0.5 h / 20 °C / Inert atmosphere

With tert.-butyl lithium; toluene-4-sulfonic acid; In diethyl ether; dichloromethane;

DOI:10.1039/c0dt01060j

upstream raw materials:

3,4-dimethylcyclopent-2-en-1-one

1,4-dibromo-2,5-dioctyloxyphenylene