6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione

Base Information

• Chemical Name: 6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione
• CAS No.: 479-11-8
• Molecular Formula: C16H8O3
• Molecular Weight: 248.238
• Mol file: 479-11-8.mol

Synonyms:5,10-Dihydro-11-oxa-11H-benzo[b]fluorene-5,10-dione;6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione;Benzo[b]naphtho[2,3-d]furan-6,11-dione;β-Brazanquinone

Chemical Property of 6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione

Chemical Property:

• PSA: 47.28000
• LogP: 3.20820

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione

There total 33 articles about 6,11-Dihydrobenzo[b]naphtho[2,3-d]furan-6,11-dione 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: 100.0%

β-brazan (243-42-5) → benzo[b]naphtho[2,3-d]furan-6,11-dione (479-11-8)

Guidance literature:

With chromium(VI) oxide; In water; acetic acid; for 0.166667h; Heating;

DOI:10.1016/j.tet.2004.10.044

Reference yield: 82.0%

2-Iodophenol (533-58-4) + 2-chloro-1,4-naphthoquinone (1010-60-2) → benzo[b]naphtho[2,3-d]furan-6,11-dione (479-11-8)

Guidance literature:

With palladium diacetate; caesium carbonate; at 80 ℃; for 4h;

DOI:10.3184/174751917X15045169836235

Reference yield: 81.0%

2-nitro-benzofuran (33094-66-5) + 3-phenylsulfonylphthalide (65131-08-0) → benzo[b]naphtho[2,3-d]furan-6,11-dione (479-11-8)

Guidance literature:

With caesium carbonate; In tetrahydrofuran; at 20 ℃; for 12h; Reagent/catalyst; Solvent; Inert atmosphere;

DOI:10.1016/j.bmc.2020.115565

upstream raw materials:

β-brazan

Benzo[b]naphtho[2,3-d]furan-6-ol

2-benzoyl-benzofuran-3-carboxylic acid

2-(benzofuran-2-carbonyl)-benzoic acid

Downstream raw materials:

β-brazan