Dibenzo[a,rst]naphtho[8,1,2-cde]pentaphene

Base Information

• Chemical Name: Dibenzo[a,rst]naphtho[8,1,2-cde]pentaphene
• CAS No.: 191-46-8
• Molecular Formula: C34H18
• Molecular Weight: 426.51
• Hs Code.: 2902909090
• Mol file: 191-46-8.mol

Synonyms:

Chemical Property of Dibenzo[a,rst]naphtho[8,1,2-cde]pentaphene

Chemical Property:

• PSA: 0.00000
• Density: 1.408g/cm³
• LogP: 9.78780

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Dibenzo[a,rst]naphtho[8,1,2-cde]pentaphene

There total 8 articles about Dibenzo[a,rst]naphtho[8,1,2-cde]pentaphene 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%

3-bromobenzanthrone (81-96-9) → Dibenzonaphtho<8,1,2,cde>pentaphene (191-46-8) + iso-violanthrene-B (190-93-2) + 4,5:11,12-dibenzoperopyren (191-53-7)

Guidance literature:

With copper; sodium chloride; zinc(II) chloride; at 260 ℃; for 1h;

DOI:10.1021/jo00332a037

Reference yield:

7H-benz[d,e]anthracene-7-one (82-05-3) → violanthrene A (188-87-4) + isoviolanthrene A (188-84-1) + Dibenzonaphtho<8,1,2,cde>pentaphene (191-46-8)

Guidance literature:

With potassium hydroxide; sodium chloride; zinc(II) chloride; phenol; Yield given. Multistep reaction. Yields of byproduct given; 1.) 230 deg C, 30 min, 2.) 230 deg C, 30 min;

Reference yield:

7H-benz[d,e]anthracene-7-one (82-05-3) → Dibenzonaphtho<8,1,2,cde>pentaphene (191-46-8) + iso-violanthrene-B (190-93-2) + 4,5:11,12-dibenzoperopyren (191-53-7)

Guidance literature:

With sodium chloride; zinc(II) chloride; zinc; at 260 ℃; for 1h; Yield given. Yields of byproduct given;

upstream raw materials:

7H-benz[d,e]anthracene-7-one

Isoviolanthron-B

3-bromobenzanthrone

3-Chlor-1,2:11,12-Dibenzoperopyren

Refernces

• 1、 Aoki, Junji,Takekawa, Minoru,Fujisawa, Shoji,Iwashima, Satoshi. "Condensation Products of 3-Halogenobenzanthrone Obtained by Using Fused Zinc Chloride. A New Convenient Method for Synthesizing Violanthrene B". . p. 3922 - 3923. Retrieved 2007/10/02.