1,3-Cyclohexanedione,2,2-difluoro-(9CI)

Base Information

• Chemical Name: 1,3-Cyclohexanedione,2,2-difluoro-(9CI)
• CAS No.: 183742-84-9
• Molecular Formula: C6H6F2O2
• Molecular Weight: 148.109
• Hs Code.: 2914700090
• Mol file: 183742-84-9.mol

Synonyms:2,2-Difluoro-1,3-cyclohexanedione monohydrate;2,2-Difluorocyclohexane-1,3-dione;

Chemical Property of 1,3-Cyclohexanedione,2,2-difluoro-(9CI)

Chemical Property:

• Vapor Pressure: 1.058mmHg at 25°C
• Refractive Index: 1.408
• Boiling Point: 177.091 °C at 760 mmHg
• Flash Point: 64.353 °C
• PSA: 43.37000
• Density: 1.294 g/cm³
• LogP: 0.87950

Purity/Quality:

98%Min ^*data from raw suppliers

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

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,3-Cyclohexanedione,2,2-difluoro-(9CI)

There total 2 articles about 1,3-Cyclohexanedione,2,2-difluoro-(9CI) 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: 86.0%

1,3-cylohexanedione (504-02-9) → 2,2-difluoro-1,3-cyclohexanedione (183742-84-9)

Guidance literature:

With Selectfluor; In acetonitrile; for 0.75h;

DOI:10.1016/j.bmc.2007.10.083

Reference yield: 39.0%

1,3-cylohexanedione (504-02-9) → 2-fluoro-3-hydroxycyclohex-2-en-1-one + 2,2-difluoro-1,3-cyclohexanedione (183742-84-9)

Guidance literature:

With fluorine; In formic acid; at 0.6 ℃; for 2h;

DOI:10.1039/p19960002271

Reference yield: 35.0%

2,2-difluoro-1,3-cyclohexanedione (183742-84-9) + methyl iodide (74-88-4) → 1,3-dimethoxy-2-fluorobenzene (195136-68-6)

Guidance literature:

With potassium carbonate; In acetone; for 3h; Heating;

DOI:10.1016/j.bmc.2007.10.083

upstream raw materials:

1,3-cylohexanedione

Downstream raw materials:

2,2-Difluoro-3,3-dihydroxy-cyclohexanone

1,3-dimethoxy-2-fluorobenzene

Refernces

• 1、 Chambers, Richard D.,Hutchinson, John,Batsanov, Andrei S.,Lehmann, Christian W.,Naumov, Dimitrii Y.. "Elemental fluorine. Part 6. Fluorination of cyclic 1,3-diketones and related compounds". . p. 2271 - 2275. Retrieved 2007/10/03.