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CAS No.: | 365458-36-2 |
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Name: | 1,3,2-Benzodioxaborole, 4,5,6,7-tetrafluoro-2-(pentafluorophenyl)- |
Article Data: | 3 |
Molecular Structure: | |
Formula: | C12BF9O2 |
Molecular Weight: | 357.927 |
Synonyms: | 4,5,6,7-TETRAFLUORO-2-(2,3,4,5,6-PENTAFLUOROPHENYL)-1,3,2-BENZODIOXABOROLE; |
Density: | 1.72 |
Melting Point: | 131-132℃ |
Boiling Point: | 274℃ |
Flash Point: | 119℃ |
PSA: | 18.46000 |
LogP: | 3.10510 |
3,4,5,6-tetrafluorobenzene-1,2-diol
pentafluorophenylboronic acid
2-(pentafluorophenyl)-tetrafluoro-1,3,2-benzodioxaborole
Conditions | Yield |
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In toluene byproducts: water; mixt. heated to reflux; water removed by azeotropic distillation; after 4 h solvent evapd. under reduced pressure; residue sublimed at 110°C/0.1 mm Hg; | 87% |
In toluene under N2; C6F4(OH)2 and C6F5B(OH)2 in toluene heated to reflux for 12 h using Dean-Stark apparatus; volatiles removed under reduced pressure; sublimed at 80°C; takenup in pentane; filtered; cryst. at -35°C; elem. anal.; | 42% |
In toluene byproducts: H2O; (Ar or under vac.); mixed in toluene; heated to reflux; water removed byazeotropic distillation; after 4 h, solvent evapd. under reduced pressu re; sublimed at 110°C; |