反应条件
in tetrahydrofuran
under Ar or N2, dropwise addn. of trimethyl borate to the soln. of Li compd. at -78°C over a period of 1 h with stirring, stirred overnight as the mixt. warmed to 20°C,; concd. under vac., residue treated with 85 percent phosphoric acid and ice, extd. with ether, washed with water, concd. under vac., recrystd. from moist ether/petroleum ether, elem.anal.;
参考文献
Matteson, Donald S.; Arne, Karl H.
Organometallics, 1982 , vol. 1, p. 280 - 288
