152
ORGANIC SYNTHESIS—1995
I.G.2-17 Alper, H. et al., TL, 35, 6203.
ΛΑ
CO, Pd/C, dppb, PPh 3
HC02H,DME
s ^ s * ^
L ° 2
H
60%
I.G.2-18 Ryu, I., Sonoda, N. et al., JOC, 59, 7570.
Bu 3 Sn— v
y ^ C H O
CO, Bu 3 SnH, AIBN
37-59%
I.G.2-19 Abe, H. and Inoue, S., CC, 1197.
R X
La(Q'Pr) 3 , PhNCO, CQ 2 , DMF
R \ /
C 0 2
M e
.
^~
R
R = COR
2
, C0 2 R
3 , CN
I.G.2-21 Kalck, P. et al., JO M, 480, 91.
^ Υ ' ^ ^ Ύ '
CO, PdCl 2 (PPh 3 ) 2 , PPh 3
L ^ J L ^
SnCI 2 , Ph-Me/MeOH *
1
R
16-69%
XXJ°
1
95%
(4 diastereomers)
I.G.2-22 Grevin, J. and Kalck, P., JOM, 476, C23; Mortreux, A. et al.,
CC, 1173.
MeCH,CO,Me
MeOH, 130°C
90%
ORGANIC SYNTHESIS—1995
I.G.2-17 Alper, H. et al., TL, 35, 6203.
ΛΑ
CO, Pd/C, dppb, PPh 3
HC02H,DME
s ^ s * ^
L ° 2
H
60%
I.G.2-18 Ryu, I., Sonoda, N. et al., JOC, 59, 7570.
Bu 3 Sn— v
y ^ C H O
CO, Bu 3 SnH, AIBN
37-59%
I.G.2-19 Abe, H. and Inoue, S., CC, 1197.
R X
La(Q'Pr) 3 , PhNCO, CQ 2 , DMF
R \ /
C 0 2
M e
.
^~
R
R = COR
2
, C0 2 R
3 , CN
I.G.2-21 Kalck, P. et al., JO M, 480, 91.
^ Υ ' ^ ^ Ύ '
CO, PdCl 2 (PPh 3 ) 2 , PPh 3
L ^ J L ^
SnCI 2 , Ph-Me/MeOH *
1
R
16-69%
XXJ°
1
95%
(4 diastereomers)
I.G.2-22 Grevin, J. and Kalck, P., JOM, 476, C23; Mortreux, A. et al.,
CC, 1173.
MeCH,CO,Me
MeOH, 130°C
90%