5-ethylfuran-2,4(3H,5H)-dione

Base Information

• Chemical Name: 5-ethylfuran-2,4(3H,5H)-dione
• CAS No.: 36717-59-6
• Molecular Formula: C₆H₈O₃
• Molecular Weight: 128.128
• Mol file: 36717-59-6.mol

Synonyms:

Chemical Property of 5-ethylfuran-2,4(3H,5H)-dione

Chemical Property:

• Vapor Pressure: 0.00181mmHg at 25°C
• Boiling Point: 292.6°C at 760 mmHg
• Flash Point: 131.6°C
• Density: 1.161g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5-ethylfuran-2,4(3H,5H)-dione

There total 4 articles about 5-ethylfuran-2,4(3H,5H)-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:

α-Brombutyrylmalonsaeureethylester (36717-44-9) → 5-ethyl-furan-2,4-dione (36717-59-6)

Guidance literature:

Multi-step reaction with 2 steps

1.1: Et₃N / toluene

2.1: aq. KOH / 2 h

2.2: aq. HCl

With potassium hydroxide; triethylamine; In toluene;

DOI:10.1021/jm060549u

Reference yield:

5-ethyl-2,4-dioxo-tetrahydro-furan-3-carboxylic acid ethyl ester (36717-64-3) → 5-ethyl-furan-2,4-dione (36717-59-6)

Guidance literature:

5-ethyl-2,4-dioxo-tetrahydro-furan-3-carboxylic acid ethyl ester; With potassium hydroxide; for 2h;

With hydrogenchloride;

DOI:10.1021/jm060549u

Reference yield:

2-bromobutanoyl chloride (22118-12-3) + sodium diethylmalonate (996-82-7) → 5-ethyl-furan-2,4-dione (36717-59-6)

Guidance literature:

With diethyl ether; Erwaermen mit Bariumhydroxid in Wasser und Ansaeuern der Reaktionsloesung mit wss. Salzsaeure;

upstream raw materials:

2-bromobutanoyl chloride

sodium diethylmalonate

5-ethyl-2,4-dioxo-tetrahydro-furan-3-carboxylic acid ethyl ester

α-Brombutyrylmalonsaeureethylester