Benzo[b]naphtho[2,1-d]furan

Base Information

• Chemical Name: Benzo[b]naphtho[2,1-d]furan
• CAS No.: 239-30-5
• Molecular Formula: C16H10 O
• Molecular Weight: 218.255
• Hs Code.: 2932999099
• European Community (EC) Number: 205-947-5
• UNII: T8XU30BAK0
• DSSTox Substance ID: DTXSID40946695
• Nikkaji Number: J10.985A
• Wikidata: Q27289823
• Mol file: 239-30-5.mol

Synonyms:Benzo[b]naphtho[2,1-d]furan;239-30-5;Naphtho[1,2-b]benzofuran;naphtho[1,2-b][1]benzofuran;Benzo(b)naphtho(2,1-d)furan;alpha-Brasan;UNII-T8XU30BAK0;T8XU30BAK0;EINECS 205-947-5;alpha-Brazan;benzo[d]naphtho[1,2-b]furan;SCHEMBL5470929;DTXSID40946695;FT-0631888;BENZO (b) NAPHTHO (1,2-d) FURAN (purity);BENZO (b) NAPHTHO (2,1-d) FURAN (purity);J-015281;Q27289823;Benzo[b]naphtho[2,1-d]furan, BCR(R) certified Reference Material

Chemical Property of Benzo[b]naphtho[2,1-d]furan

Chemical Property:

• Melting Point: 102-103 °C
• Boiling Point: 394.1°Cat760mmHg
• Flash Point: 208.3°C
• PSA: 13.14000
• Density: 1.25g/cm³
• LogP: 4.73920
• Storage Temp.: 2-8°C
• XLogP3: 5.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 218.073164938
• Heavy Atom Count: 17
• Complexity: 287

Purity/Quality:

98%,99%, ^*data from raw suppliers

Benzo[b]naphtho[2,1-d]furan BCR ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C=CC3=C2OC4=CC=CC=C34

Technology Process of Benzo[b]naphtho[2,1-d]furan

There total 38 articles about Benzo[b]naphtho[2,1-d]furan 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: 96.0%

C16H10O → benzo[b]naphtho[2,1-d]furan (239-30-5)

Guidance literature:

With platinum(II) chloride; In toluene; at 100 ℃; for 12h; Inert atmosphere;

DOI:10.1002/chem.201701139

Reference yield: 91.0%

2-(naphthalen-1-yloxy)-benzoic acid (613669-18-4) → benzo[b]naphtho[2,1-d]furan (239-30-5)

Guidance literature:

With acethylacetonato(1,5-cyclooctadiene)rhodium(I); potassium iodide; In acetic anhydride; at 160 ℃; for 10h; Inert atmosphere;

DOI:10.1021/ol4010905

Reference yield: 88.0%

α-naphthol (90-15-3) + 1-Bromo-2-iodobenzene (583-55-1) → benzo[b]naphtho[2,1-d]furan (239-30-5)

Guidance literature:

With palladium diacetate; caesium carbonate; triphenylphosphine; In N,N-dimethyl-formamide; at 155 ℃; for 12h; Inert atmosphere;

upstream raw materials:

(2-phenyl-benzofuran-3-yl)-pyruvic acid

10-(2-Phenyl-benzofuran-3-yl-methylcarbonyloxy)-dibenzo-benzofuran

(E)-1-(2-Methoxy-phenyl)-4-phenyl-1-(triphenyl-λ⁵-phosphanylidene)-but-3-en-2-one

2-(naphthalen-1-yloxy)-benzoic acid

Downstream raw materials:

benzo[a]benzo[4,5]furo[2,3-c]phenazine

5-(3-bromophenyl)benzo[b]naphtho[2,1-d]furan

C₃₅H₂₂N₂O

2-(2-carboxy-phenyl)-benzofuran-3-carboxylic acid

Refernces

• 1、 Murai, Masahito,Ogita, Takuya,Takai, Kazuhiko. "Regioselective arene homologation through rhenium-catalyzed deoxygenative aromatization of 7-oxabicyclo[2.2.1]hepta-2,5-dienes". . p. 2332 - 2335. Retrieved 2019/02/27.
• 2、 -. "ORGANIC COMPOUND, ORGANIC OPTOELECTRIC DIODE, AND DISPLAY DEVICE". Paragraph 0093; 0094; 0095. . Retrieved 2018/07/29.