Pentaphene, 6,7-dihydro-

Base Information

• Chemical Name: Pentaphene, 6,7-dihydro-
• CAS No.: 112223-66-2
• Molecular Formula: C22H16
• Molecular Weight: 280.369
• Mol file: 112223-66-2.mol

Synonyms:

Chemical Property of Pentaphene, 6,7-dihydro-

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Pentaphene, 6,7-dihydro-

There total 3 articles about Pentaphene, 6,7-dihydro- 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: 2.0%

1H-cyclopropa[b]naphthalene (286-85-1) → 6,13-dihydropentacene (13579-08-3) + 1,2-bis(2-naphthyl)ethane (21969-45-9) + pentacene (135-48-8) + 6,7-dihydropentaphene (112223-66-2) + 2-Methylnaphthalene (91-57-6,34468-07-0)

Guidance literature:

With potassium sand; cadmium(II) chloride; In tetrahydrofuran; at -40 - 0 ℃; Product distribution; Mechanism; multistep reaction; further temperatures, further metal surface;

DOI:10.1071/CH9951167

Reference yield:

1H-cyclopropa[b]naphthalene (286-85-1) → 6,13-dihydropentacene (13579-08-3) + 1,2-bis(2-naphthyl)ethane (21969-45-9) + 6,7-dihydropentaphene (112223-66-2) + 2-Methylnaphthalene (91-57-6,34468-07-0)

Guidance literature:

With potassium; cadmium(II) chloride; Yield given. Multistep reaction. Yields of byproduct given; 1.) THF, 0 deg C, 1.75 h, 2.) THF, r.t., overnight;

DOI:10.1071/CH9951167

Reference yield:

1H-cyclopropa[b]naphthalene (286-85-1) → 6,13-dihydropentacene (13579-08-3) + 1,2-bis(2-naphthyl)ethane (21969-45-9) + pentacene (135-48-8) + 6,7-dihydropentaphene (112223-66-2)

Guidance literature:

With potassium mirror; cadmium(II) chloride; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts; 1.) THF, 0 deg C, 30 min; r.t., 45 min, 2.) THF, reflux, overnight;

DOI:10.1071/CH9951167

upstream raw materials:

1H-cyclopropa[b]naphthalene

Downstream raw materials:

pentaphene

Refernces