CARBON-CARBON BOND FORMING REACTIONS
145
I.F.3-26 Zimmerman, T., JPR, 336, 303 and 5, 252.
O
Ar
1
-
NaOAc, EtOH Ar
+ Ar*CH 2 CHO
r e f l u x > 2 h
>
Ar" 0
+
Ar
C10- 4
78-94%
I.F.3-27 Ciufolini, M.A. and Weiss, T.J., TL, 35, 1127.
CSA, CHCI3, reflux
C0 2 Me
75-90%
I.F.3-28 Olson, S.H. and Danishefsky, S.J., TL, 35, 7901.
O
CN
1. TMSCN, KCN, 18-C-6
2.SmI2,THF/MeOH