2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone

Base Information

• Chemical Name: 2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone
• CAS No.: 70170-86-4
• Molecular Formula: C19H12O2
• Molecular Weight: 272.2974
• Wikidata: Q76387846
• Mol file: 70170-86-4.mol

Synonyms:2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone;3(2H)-Benzofuranone, 2-(2-naphthalenylmethylene)-;70170-86-4;LS-35334

Chemical Property of 2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone

Chemical Property:

• Vapor Pressure: 2.79E-09mmHg at 25°C
• Boiling Point: 477.5°Cat760mmHg
• Flash Point: 226.1°C
• Density: 1.309g/cm³
• XLogP3: 4.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 1
• Exact Mass: 272.083729621
• Heavy Atom Count: 21
• Complexity: 439

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C=C(C=CC2=C1)C=C3C(=O)C4=CC=CC=C4O3
• Isomeric SMILES: C1=CC=C2C=C(C=CC2=C1)/C=C/3\C(=O)C4=CC=CC=C4O3

Technology Process of 2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone

There total 5 articles about 2-(2-Naphthalenylmethylene)-3(2H)-benzofuranone 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: 78.0%

3-oxo-2,3-dihydrobenzo[b]furan (7169-34-8) + β-naphthaldehyde (66-99-9) → (Z)-2-(naphthalen-2-ylmethylene)benzofuran-3(2H)-one (70170-86-4)

Guidance literature:

With aluminum oxide; In dichloromethane; at 20 ℃;

DOI:10.1039/c8ob01558a

Reference yield: 70.0%

1-(2-hydroxyphenyl)-3-(naphthalen-2-yl) prop-2-en-1-one (83759-80-2) → 2-(naphthalen-2-ylmethylene)benzofuran-3(2H)-one (70170-86-4)

Guidance literature:

With pyridine; mercury(II) diacetate; at 20 - 110 ℃; for 1h;

DOI:10.1016/j.cclet.2017.02.009

Reference yield: 37.0%

1-(2-hydroxyphenyl)-3-(naphthalen-2-yl) prop-2-en-1-one (83759-80-2) → (Z)-2-(naphthalen-2-ylmethylene)benzofuran-3(2H)-one (70170-86-4)

Guidance literature:

With Pd-on-Au bimetallic nanoparticle catalyst supported on CeO₂; In acetic acid butyl ester; at 100 ℃; for 24h;

DOI:10.1021/acscatal.8b00727

upstream raw materials:

o-hydroxyacetophenone

β-naphthaldehyde

1-(2-hydroxyphenyl)-3-(naphthalen-2-yl) prop-2-en-1-one

3-oxo-2,3-dihydrobenzo[b]furan