反应条件
chloroformic acid ethyl ester; titanium tetrachloride; phosphorous acid trimethyl ester 1) toluene, reflux; 2) THF, -10 deg C, 10 min, -10 --> 25 deg C; 3) THF, 20-25 deg C, 10 h; 4) CH2Cl2, 45 deg C, 7 d; Yield given. Multistep reaction;
参考文献
Nerenz, Heiko; Meier, Martin; Grahn, Walter; Reisner, Axel; Schmaelzlin, Elmar; Stadler, Stefan; Meerholz, Klaus; Braeuchle, Christoph; Jones, Peter G.
Journal of the Chemical Society. Perkin Transactions 2, 1998 , # 2 p. 437 - 447