1-BENZOFURAN-2,3-DICARBOXYLIC ACID

Base Information

• Chemical Name: 1-BENZOFURAN-2,3-DICARBOXYLIC ACID
• CAS No.: 131-76-0
• Molecular Formula: C10H6O5
• Molecular Weight: 206.155
• Hs Code.: 2932999099
• Mol file: 131-76-0.mol

Synonyms:1-BENZOFURAN-2,3-DICARBOXYLIC ACID;2,3-BENZOFURANDICARBOXYLIC ACID;1-Benzofuran-2,3-dicarboxylic acid 97%;Benzo[b]furan-2,3-dicarboxylic acid, 97%;Benzofuran-2,3-dicarboxylic acid

Chemical Property of 1-BENZOFURAN-2,3-DICARBOXYLIC ACID

Chemical Property:

• Vapor Pressure: 3.38E-08mmHg at 25°C
• Melting Point: 255-259 °C(lit.)
• Refractive Index: 1.69
• Boiling Point: 431.1 °C at 760 mmHg
• Flash Point: 214.5 °C
• PSA: 87.74000
• Density: 1.568g/cm³
• LogP: 1.82920

Purity/Quality:

98%min ^*data from raw suppliers

Benzofuran-2,3-dicarboxylicacid 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-BENZOFURAN-2,3-DICARBOXYLIC ACID

There total 3 articles about 1-BENZOFURAN-2,3-DICARBOXYLIC ACID 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-carboxymethoxy-phenyl)-glyoxylic acid (93334-77-1) → benzofurane-3-carboxylic acid (26537-68-8) + 1-benzofuran-2,3-dicarboxylic acid (131-76-0)

Guidance literature:

With sodium acetate; acetic anhydride; at 180 ℃;

DOI:10.1002/hlca.193702001127

Reference yield:

Benzofuran-2-carboxylic acid (496-41-3) → 1-benzofuran-2,3-dicarboxylic acid (131-76-0) + 3-(2-hydroxyphenyl)propynoic acid (16635-92-0)

Guidance literature:

With carbon dioxide; lithium diisopropyl amide;

DOI:10.1039/c39800001224

Reference yield:

Benzofuran-2-carboxylic acid (496-41-3) + carbon dioxide (124-38-9,18923-20-1) → 1-benzofuran-2,3-dicarboxylic acid (131-76-0) + 3-(2-hydroxyphenyl)propynoic acid (16635-92-0)

Guidance literature:

With lithium diisopropyl amide;

DOI:10.1039/c39800001224

upstream raw materials:

(2-carboxymethoxy-phenyl)-glyoxylic acid

Benzofuran-2-carboxylic acid

carbon dioxide

Downstream raw materials:

benzofuran-3-yl-acetic acid ethyl ester

2-(3-benzofuranyl)acetic acid

benzo[b]furan-3-carbonyl chloride

1-benzofurane

Refernces