in tetrachloromethane room temp., excess of the acid; monitored by (1)H-NMR;
参考文献
Cox, Philip J.; Doidge-Harrison, Solange M. S. V.; Nowell, Ian W.; Howie, R. Alan; Randall, Andrew P.; Wardell, James L.
Inorganica Chimica Acta, 1990 , vol. 172, p. 225 - 232
in hexane; chloroform under argon, to complex mixt. of hexane and CHCl3 was added and stirred, CF3COOH was syringed in, mixt. was stirred for a few more min; mixt. was filtered, solid was recrystd. from petroleum ether/CH2Cl2, filtrate was distilled in vac., resulting solid was recrystd. from hexane;
