7-Methoxy-2-nitrobenzofuran

Base Information

• Chemical Name: 7-Methoxy-2-nitrobenzofuran
• CAS No.: 30335-71-8
• Molecular Formula: C9H7 N O4
• Molecular Weight: 193.159
• NSC Number: 170702
• DSSTox Substance ID: DTXSID40305405
• Wikidata: Q82052031
• Mol file: 30335-71-8.mol

Synonyms:7-Methoxy-2-nitrobenzofuran;30335-71-8;7-methoxy-2-nitro-1-benzofuran;2-nitro-7-methoxybenzofuran;NSC170702;methoxy-7 nitro-2 benzofuranne;DTXSID40305405;NSC-170702;A919243

Chemical Property of 7-Methoxy-2-nitrobenzofuran

Chemical Property:

• Vapor Pressure: 0.000795mmHg at 25°C
• Boiling Point: 315.7°Cat760mmHg
• Flash Point: 144.7°C
• Density: 1.358g/cm³
• XLogP3: 2.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 193.03750770
• Heavy Atom Count: 14
• Complexity: 227

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=CC=CC2=C1OC(=C2)[N+](=O)[O-]

Technology Process of 7-Methoxy-2-nitrobenzofuran

There total 6 articles about 7-Methoxy-2-nitrobenzofuran 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: 76.0%

2-methoxy-6-(2-nitroethenyl)-phenol (1986-06-7) → 2-nitro-7-methoxybenzofuran (30335-71-8)

Guidance literature:

2-methoxy-6-(2-nitroethenyl)-phenol; With sodium tetrahydroborate; In chloroform; isopropyl alcohol; at 0 ℃; for 1h;

With [bis(acetoxy)iodo]benzene; tetra-(n-butyl)ammonium iodide; triethylamine; In chloroform; isopropyl alcohol; acetonitrile; at 20 ℃; for 1h;

DOI:10.1016/j.bmc.2020.115565

Reference yield: 31.0%

bromonitromethane (563-70-2) + 3-methoxy-2-hydroxybenzaldehyde (148-53-8) → 2-nitro-7-methoxybenzofuran (30335-71-8)

Guidance literature:

With potassium carbonate; In acetone; for 5h; Mechanism; Heating; further salicylaldehyde derivatives;

Reference yield:

2-hydroxy-1-methoxy-3-(2-nitroethyl)benzene (96853-40-6) → 2-nitro-7-methoxybenzofuran (30335-71-8)

Guidance literature:

With [bis(acetoxy)iodo]benzene; tetra-(n-butyl)ammonium iodide; triethylamine; In acetonitrile; at 20 ℃; for 2h; Inert atmosphere;

DOI:10.1016/j.chempr.2017.06.015

upstream raw materials:

7-Methoxy-2-nitro-2,3-dihydro-benzofuran-3-ol

bromonitromethane

3-methoxy-2-hydroxybenzaldehyde

2-hydroxy-1-methoxy-3-(2-nitroethyl)benzene

Downstream raw materials:

2-nitro-4-acetyl-7-methoxybenzofuran