1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE

Base Information

• Chemical Name: 1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE
• CAS No.: 425-32-1
• Molecular Formula: C14H10 F4
• Molecular Weight: 254.227
• Hs Code.: 2903999090
• Mol file: 425-32-1.mol

Synonyms:Bibenzyl, a,a,a',a'-tetrafluoro- (6CI,7CI,8CI);1,1,2,2-Tetrafluoro-1,2-diphenylethane; 1,2-Diphenyltetrafluoroethane; a,a,a',a'-Tetrafluorobibenzyl

Chemical Property of 1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE

Chemical Property:

• Vapor Pressure: 0.0243mmHg at 25°C
• Melting Point: 122 °C
• Refractive Index: 1.4200 (estimate)
• Boiling Point: 256.8°Cat760mmHg
• Flash Point: 97.1°C
• PSA: 0.00000
• Density: 1.231g/cm³
• LogP: 4.57040

Purity/Quality:

98%min ^*data from raw suppliers

1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE 95.00% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Safety Statements: 24/25

MSDS Files:

Useful:

Technology Process of 1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE

There total 22 articles about 1,2-BIS(PHENYL)-1,1,2,2-TETRAFLUOROETHANE 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: 98.0%

iodobenzene (591-50-4) + (phen)CuCF2CF2Ph → 1,1,2,2-tetrafluoro-1,2-diphenylethane (425-32-1)

Guidance literature:

In tetrahydrofuran; tetrahydrofuran-d8; at 60 ℃; for 20h; Concentration; Inert atmosphere;

Reference yield: 83.0%

trans-1,2-difluoro-1,2-diphenylethylene (20488-54-4) → 1,1,2,2-tetrafluoro-1,2-diphenylethane (425-32-1)

Guidance literature:

With fluorine; In trichlorofluoromethane; at -78 ℃;

DOI:10.1016/S0022-1139(00)80947-1

Reference yield: 77.0%

iodobenzene (591-50-4) + 2-bromo-1,1,2,2-tetrafluoroethylbenzene (772339-81-8) → 1,1,2,2-tetrafluoro-1,2-diphenylethane (425-32-1)

Guidance literature:

With copper; In dimethyl sulfoxide; at 130 - 140 ℃; for 36h; Inert atmosphere;

DOI:10.1016/j.jfluchem.2014.08.011

upstream raw materials:

1,1,2,2-tetrachloro-1,2-diphenylethane

benzil

diphenyl acetylene

1,3-dioxole

Downstream raw materials:

1,1,2,2-Tetrafluor-1,2-bis-<3-fluor-phenyl>-aethan

1,1,2,2-Tetrafluor-1,2-bis-<3-amino-phenyl>-aethan

Refernces

• 1、 Mattay, Jochen,Runsink, Jan,Gersdorf, Joachim,Rumbach, Thomas,Ly, Cuong. "Selectivity and Charge Transfer in Photoreactions of α,α,α-Trifluorotoluene with Olefins". . p. 442 - 455. Retrieved 1986.
• 2、 Wang, Yong,Zhao, Huaxin,Xie, Xiaojuan,Jiang, Haizhen,Deng, Hongmei,Hao, Jian,Wan, Wen. "Silver-catalyzed decarboxylative homocoupling reaction for the construction of tetrafluoroethylene-bridging aromatic compounds". supporting information. p. 2961 - 2970. Retrieved 2019/08/22.
• 3、 -. "FLUORINE-CONTAINING COMPLEX COMPOUND, AND PRODUCTION METHOD FOR FLUORINE-CONTAINING ORGANIC COMPOUND EMPLOYING SAME". Paragraph 0297; 0298. . Retrieved 2016/08/17.