4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen

Base Information

• Chemical Name: 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen
• CAS No.: 61358-45-0
• Molecular Formula: C₂₈H₂₂
• Molecular Weight: 358.483
• Mol file: 61358-45-0.mol

Synonyms:4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen

Chemical Property of 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen

There total 3 articles about 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen 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:

tetrabenzo[a,de,h,kl]bicyclo[6.6.0]tetradecane (61358-42-7) → 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen (61358-45-0)

Guidance literature:

With n-butyllithium; In N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether;

DOI:10.1021/ja00441a067

Reference yield:

1,1'-Biphenyl-2,2',6,6'-tetracarboxaldehyde (4371-26-0) → 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen (61358-45-0)

Guidance literature:

Multi-step reaction with 2 steps

1: (i) NaBH₄, (ii) /BRN= 969212/, H₂SO₄

2: nBuLi / hexamethylphosphoric acid triamide; diethyl ether

With n-butyllithium; In N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether;

DOI:10.1021/ja00441a067

Reference yield:

benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1) → 4,8-Dihydro-4,8-bis(2-tolyl)dibenzopentalen (61358-45-0)

Guidance literature:

Multi-step reaction with 2 steps

1: (i) NaBH₄, (ii) /BRN= 969212/, H₂SO₄

2: nBuLi / hexamethylphosphoric acid triamide; diethyl ether

With n-butyllithium; In N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether;

DOI:10.1021/ja00441a067

upstream raw materials:

tetrabenzo[a,de,h,kl]bicyclo[6.6.0]tetradecane

1,1'-Biphenyl-2,2',6,6'-tetracarboxaldehyde

benzene