difluoro(phenyl)borane

Base Information

• Chemical Name: difluoro(phenyl)borane
• CAS No.: 368-98-9
• Molecular Formula: C6H5BF2
• Molecular Weight: 125.914
• Hs Code.: 2931900090
• Mol file: 368-98-9.mol

Synonyms:Borane, difluorophenyl-;

Chemical Property of difluoro(phenyl)borane

Chemical Property:

• Vapor Pressure: 18.4mmHg at 25°C
• Melting Point: -36.2°C
• Refractive Index: 1.4441
• Boiling Point: 120.3°Cat760mmHg
• Flash Point: 26.6°C
• PSA: 0.00000
• Density: 1.02g/cm³
• LogP: 1.32080

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of difluoro(phenyl)borane

There total 25 articles about difluoro(phenyl)borane 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: 71.0%

boron trifluoride (7637-07-2) + potassium phenyltrifluoborate → difluoro-phenyl-borane (368-98-9)

Guidance literature:

In pentane; byproducts: K[BF4]; all manipulations under dry Ar atm.; B compd. suspended and cooled to -40 to -50°C, 4-6 molar excess of BF3 bubbled into intensively stirred suspn. within 20-40 min; excess of BF3 removed at 10-20°C, centrifuged, B compd. decanted,residue washed with same solvent, yield determined by (19)F and (1)H NM R spectroscopy;

DOI:10.1002/1521-3749(200205)628:4<723::AID-ZAAC723>3.0.CO;2-1

Reference yield: 66.0%

phenylborondichloride (873-51-8) + antimony(III) fluoride (7783-56-4) → difluoro-phenyl-borane (368-98-9)

Guidance literature:

violent react., temp. held at 45°C; controlled addn. of SbF3 in 30 min; addnl. stirring for 15 min at ambient temp.; distn. in filled column;

DOI:10.1021/ja01576a028

Reference yield: 52.0%

Bis-(dimethylamino)-phenylboran (1201-45-2) + boron trifluoride (7637-07-2) → difluoro-phenyl-borane (368-98-9)

Guidance literature:

In pentane; 0°C; product filtered off and distd.;

DOI:10.1016/0022-328X(68)80063-4

upstream raw materials:

triphenylboroxine

phenylborondichloride

boron trifluoride

diborane

Downstream raw materials:

phenylboronic acid

phenylborondichloride

boron trifluoride

dibromo(phenyl)borane