pentane-2,3,4-trione

Base Information

• Chemical Name: pentane-2,3,4-trione
• CAS No.: 921-11-9
• Molecular Formula: C5H6O3
• Molecular Weight: 114.101
• Mol file: 921-11-9.mol

Synonyms:

Chemical Property of pentane-2,3,4-trione

Chemical Property:

• Vapor Pressure: 0.828mmHg at 25°C
• Boiling Point: 182°Cat760mmHg
• Flash Point: 62.6°C
• Density: 1.113g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of pentane-2,3,4-trione

There total 10 articles about pentane-2,3,4-trione 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: 84.0%

3-(4-Acetyl-2,3-dihydro-2,5-dimethyl-3-phenyl-2-furylimino)-2,4-pentandion (109703-65-3) → 1-(2,5-dimethyl-4-phenyl-1H-pyrrol-3-yl)ethanone (63324-74-3) + 2,3,4-pentanetrione (921-11-9)

Guidance literature:

With water; acid medium;

Reference yield: 73.0%

1-(2-methoxyphenyl)-2-nitropropene (6306-34-9) + acetylacetone (123-54-6,81235-32-7) → 2,3,4-pentanetrione (921-11-9) + <4-(2-Methoxyphenyl)-2,5-dimethyl-3-pyrrolyl>methylketon (109703-91-5)

Guidance literature:

With water;

Reference yield: 71.0%

1-(p-nitrophenyl)-2-nitro-1-propene (4231-16-7) + acetylacetone (123-54-6,81235-32-7) → 2,3,4-pentanetrione (921-11-9) + Methyl<2,5-dimethyl-4-(4-nitrophenyl)-3-pyrrolyl>keton (109704-03-2)

Guidance literature:

upstream raw materials:

3-(4-Acetyl-2,3-dihydro-2,5-dimethyl-3-phenyl-2-furylimino)-2,4-pentandion

4-(2-nitro-propenyl)-anisole

acetylacetone

1-(2-methoxyphenyl)-2-nitropropene

Downstream raw materials:

2,3-dimethylquinoxaline

2-methyl-3-acetylquinoxaline

acetic acid tert-butyl ester

tert-butyl peroxyacetate

Refernces

• 1、 Boberg, Friedrich,Garburg, Karl-Heinz,Goerlich, Karl-Joachim,Pipereit, Eberhard,Redelfs, Elke,Ruhr, Maria. "Heterocyclen aus α-Nitroolefinen. XII. 3-Acetyl-4,5-dihydro-5-(methyleneamino)furane und 3-Acylpyrrole aus α-Nitroolefinen und β-Diketonen". . p. 1853 - 1859. Retrieved 2007/10/02.