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ChemicalBook CAS DataBase List 2,3,4,6-TETRAFLUOROBENZENEBORONIC ACID
511295-00-4

2,3,4,6-TETRAFLUOROBENZENEBORONIC ACID synthesis

1synthesis methods
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Yield:511295-00-4 73%

Reaction Conditions:

with n-butyllithium in diethyl ether;hexane;n-BuLi (2.5 M in hexane) was dropped to Et2O soln. of F-compd. (-70 °C, 1 h stirring), mixt. was added to pre-cooled (-60 °C) soln. of 2.5 equiv. of B(OMe)3 in Et2O, stirring for 1 h at -60 °C, warming to 20 ° C within 1 h; hydrolysis with 10 % HCl, org. layer was sepd., aq. layer was twice extd. with ether, extracts were combined, dried with MgSO4, evapd. under vac., solid was recrystd. from hot toluene, elem. anal.;

References:

Frohn;Adonin;Bardin;Starichenko [Zeitschrift fur Anorganische und Allgemeine Chemie,2002,vol. 628,# 13,p. 2827 - 2833]

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