CARBON-CARBON BOND FORMING REACTIONS
I.H.2-14 Abad, A., Arno, M. et al., JCS(Pl), 2987.
O
TsOH, 4A MS
165
Et,0
I.H.2-15 Rutledge, P.S. et al., AJC, 47, 1295, 1561.
r OH
OTs
70%
cis:trans = 16:1
LH.2-16 Wijnberg, J.B.P.A., de Groot, A. et al., 7,50, 4733;
Yamamoto, H. et al. T, 50, 3663.
TMSO L O
O
^OH
TiCl 4 , CH 2 C1 2 , -78°C
94%