338
ORGANIC SYNTHESIS—1995
VI.A.3-7 Wills, M. et al., TL, 35, 1785.
/ /
-ONa
tBuCON^Ì""'H
H M e
1: BiBAL-H
ZnBr 2 , -78°C
2: Ph-Me, 60°C '
82%
82%
88 % e.e.
OH
VI.A.3-8 Huang, D.L. and Draper, R.W., TL, 35, 661.
HO
C0 2 H
!:EtZnCl,THF
Et"" " ^ P h
2: KOH, MeOH, THF
60-70 %
90-98 % e.e.
VI.A.3-9 Sinay, P. et al., TL, 35, 2537.
V
1 : Tebbe Reagent
2:BH 3
3: H 2 0 2 , OH'
Ar.
y-r
O H
55 %,83 % d.e.
ORGANIC SYNTHESIS—1995
VI.A.3-7 Wills, M. et al., TL, 35, 1785.
/ /
-ONa
tBuCON^Ì""'H
H M e
1: BiBAL-H
ZnBr 2 , -78°C
2: Ph-Me, 60°C '
82%
82%
88 % e.e.
OH
VI.A.3-8 Huang, D.L. and Draper, R.W., TL, 35, 661.
HO
C0 2 H
!:EtZnCl,THF
Et"" " ^ P h
2: KOH, MeOH, THF
60-70 %
90-98 % e.e.
VI.A.3-9 Sinay, P. et al., TL, 35, 2537.
V
1 : Tebbe Reagent
2:BH 3
3: H 2 0 2 , OH'
Ar.
y-r
O H
55 %,83 % d.e.