5,14-Dihydro-5,14-[1,2]benzenopentacene

Base Information

• Chemical Name: 5,14-Dihydro-5,14-[1,2]benzenopentacene
• CAS No.: 13929-87-8
• Molecular Formula: C₂₈H₁₈
• Molecular Weight: 354.451
• Mol file: 13929-87-8.mol

Synonyms:5,14-o-Benzenopentacene,5,14-dihydro- (8CI); 2,3-Naphthotriptycene; Naphthotriptycene

Chemical Property of 5,14-Dihydro-5,14-[1,2]benzenopentacene

Chemical Property:

• PSA: 0.00000
• LogP: 6.98020

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5,14-Dihydro-5,14-[1,2]benzenopentacene

There total 22 articles about 5,14-Dihydro-5,14-[1,2]benzenopentacene 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: 95.0%

5,14-<1',2'-benzeno>5,5a,6,14-tetrahydropentacene (108947-36-0) → 5,14-dihydro-5,14<1',2'>-benzenopentacene (13929-87-8)

Guidance literature:

palladium on activated charcoal; In 1,3,5-trimethyl-benzene; for 72h; Heating;

DOI:10.1021/jo00392a024

Reference yield: 93.0%

C28H20 (106750-94-1) → 5,14-dihydro-5,14<1',2'>-benzenopentacene (13929-87-8)

Guidance literature:

palladium on activated charcoal; In xylene; for 48h; Heating;

DOI:10.1016/S0040-4020(01)87581-5

Reference yield: 83.0%

C28H18O (1276025-67-2) → 5,14-dihydro-5,14<1',2'>-benzenopentacene (13929-87-8)

Guidance literature:

C₂₈H₁₈O; With lithium aluminium tetrahydride; titanium tetrachloride; triethylamine; In tetrahydrofuran; for 2h; Inert atmosphere; Reflux;

With hydrogenchloride; In tetrahydrofuran; water;

DOI:10.1021/ol200309v

upstream raw materials:

Phthaloyltriptycen

C₂₈H₂₀

5,14-<1',2'-benzeno>5,5a,6,14-tetrahydropentacene

C₂₈H₂₀O

Refernces

• 1、 Luo, Jihmei,Hart, Harold. "New Iptycenes Using 2,3-Naphthotriptycene as a Synthon". . p. 3631 - 3636. Retrieved 1987.
• 2、 Patney. "A general and simple route to the synthesis of triptycenes". . p. 694 - 696. Retrieved 2007/10/02.