6,13-bis(diphenylmethylidene)-6,13-dihydropentacene

Base Information

• Chemical Name: 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene
• CAS No.: 954097-67-7
• Molecular Formula: C₄₈H₃₂
• Molecular Weight: 608.782
• Mol file: 954097-67-7.mol

Synonyms:6,13-bis(diphenylmethylidene)-6,13-dihydropentacene

Chemical Property of 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene

There total 8 articles about 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene 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: 98.0%

6,13-bis(dibromomethylidene)-6,13-dihydropentacene (1256935-81-5) + phenylboronic acid (98-80-6) → 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene (954097-67-7)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; In ethanol; water; toluene; at 110 ℃; for 24h; Inert atmosphere;

Reference yield: 98.0%

C48H32S → 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene (954097-67-7)

Guidance literature:

With triphenylphosphine; In xylene; for 12h; Heating;

DOI:10.1002/anie.200502142

Reference yield:

pentacen-6(13H)-thione (879219-96-2) → 6,13-bis(diphenylmethylidene)-6,13-dihydropentacene (954097-67-7)

Guidance literature:

Multi-step reaction with 6 steps

1: 100 percent / tetrahydrofuran / 1 h

2: 92 percent / PPh₃ / xylene / 12 h / Heating

3: 56.7 percent / KMnO₄ / acetone / 2 h / 20 °C

4: 98 percent / Lawesson reagent / toluene / 0.5 h / 80 °C

5: 88 percent / tetrahydrofuran / 1 h / 20 °C

6: 98 percent / PPh₃ / xylene / 12 h / Heating

With Lawessons reagent; potassium permanganate; triphenylphosphine; In tetrahydrofuran; acetone; toluene; xylene;

DOI:10.1002/anie.200502142

upstream raw materials:

pentacen-6(13H)-thione

6-benzhydrylidene-6,13-dihydro-pentacene

13-benzhydrylidene-13H-pentacen-6-one

13-benzhydrylidene-13H-pentacene-6-thione

Downstream raw materials:

hexabenzo[a,d,g,j,m,p]coronene