2-Acetyl-1,3-cyclopentanedione

Base Information

• Chemical Name: 2-Acetyl-1,3-cyclopentanedione
• CAS No.: 3859-39-0
• Molecular Formula: C7H8O3
• Molecular Weight: 140.139
• Hs Code.: 2914299000
• Mol file: 3859-39-0.mol

Synonyms:2-acetyl-1,3-cyclopentanedion;2-acetyl-cyclopenta-1,3-dione;1,3-Cyclopentanedione,2-acetyl;2-Acetyl-1,3-cyclopentanedione;

Chemical Property of 2-Acetyl-1,3-cyclopentanedione

Chemical Property:

• Vapor Pressure: 0.00125mmHg at 25°C
• Melting Point: 69-71 °C
• Boiling Point: 298.7°Cat760mmHg
• PKA: 5.78±0.20(Predicted)
• Flash Point: 127.2°C
• PSA: 51.21000
• Density: 1.24g/cm³
• LogP: 0.12360
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C

Purity/Quality:

99% ^*data from raw suppliers

2-Acetylcyclopentane-1,3-dione 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-Acetyl-1,3-cyclopentanedione

There total 10 articles about 2-Acetyl-1,3-cyclopentanedione 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: 96.0%

3-oxocyclopent-1-en-1-yl acetate (18766-96-6) → 2-acetylcyclopentane-1,3-dione (3859-39-0)

Guidance literature:

With aluminium trichloride; In 1,2-dichloro-ethane; at 15 ℃; for 3h; Product distribution; other 2-acyloxy-2-cyclopenten-1-ones;

Reference yield: 89.0%

1,3-cyclopentadione (3859-41-4) + acetic anhydride (108-24-7) → 2-acetylcyclopentane-1,3-dione (3859-39-0)

Guidance literature:

With barium hydride; In tetrahydrofuran; for 6h; Heating;

DOI:10.1016/S0040-4039(01)01654-9

Reference yield: 52.0%

succinic acid anhydride (108-30-5) + Isopropenyl acetate (108-22-5) → 2-acetylcyclopentane-1,3-dione (3859-39-0)

Guidance literature:

DOI:10.1007/BF02974936

upstream raw materials:

succinic acid anhydride

2-acetoxy-3,3-dimethyl-but-1-ene

2-acetyl-3-oxo-adipic acid diethyl ester

Isopropenyl acetate

Downstream raw materials:

2-[(E)-3-(4-Fluoro-phenyl)-acryloyl]-cyclopentane-1,3-dione

2-[3-(4-methoxycarbonylphenyl)acryloyl]-1,3-cyclopentanedione

2-ethylcyclopentane-1,3-dione

2-<3-(4-carboxyphenyl)propyl>cyclopentane-1,3-dione

Refernces

• 1、 Balaneva,Shestak,Novikov,Glazunov. "Activator-free reactions of carboxylic ortho esters with cyclic β-diketones". . p. 1584 - 1598. Retrieved 2021/09/08.
• 2、 Khlebnikova,Piven',Lakhvich. "Preparation of fluorine-containing exo- and endocyclic enamine derivatives of 2-acylcyclopentane-1,3-diones". . p. 465 - 473. Retrieved 2014/05/20.