366
ORGANIC SYNTHESIS—1995
VI.A.10-7 Falck, J.R. et al., TL, 35, 5997.
R 3 P, RC(0)N=NC(0)R
Rl—OH + R2—OH
—
—
—
> ► R i — 0 - R 2
34-96 %
VLA.10-8 Iranpoor, N. and Mothaghineghad, E., T, 50, 1859.
| ( | ?
CAN, MeOH, rt
| /
| ^ \
OH
85% OMe
VI.A.10-9 Godfrey Jr., J.D. et al., TL, 35, 6405; Burk, R.M. et al., TL, 35,
8111 ; Abribat, B. et al., SL, 24, 2091.
R
Me
i
s
OH
. -
CuCl 2 , DBU ^
Me
—
*■
MeCN, 0°C
R
Me
O
Me
63-88 %
VI.A.10-10 Hosokawa, T., Murahashi, S.I. et al., JOM, 470, 253.
OH
C0 2 Me
MeOH, PdCl 2 9
tf
DME, 50°C
/
\
MeO
C0 2 Me
77%
ORGANIC SYNTHESIS—1995
VI.A.10-7 Falck, J.R. et al., TL, 35, 5997.
R 3 P, RC(0)N=NC(0)R
Rl—OH + R2—OH
—
—
—
> ► R i — 0 - R 2
34-96 %
VLA.10-8 Iranpoor, N. and Mothaghineghad, E., T, 50, 1859.
| ( | ?
CAN, MeOH, rt
| /
| ^ \
OH
85% OMe
VI.A.10-9 Godfrey Jr., J.D. et al., TL, 35, 6405; Burk, R.M. et al., TL, 35,
8111 ; Abribat, B. et al., SL, 24, 2091.
R
Me
i
s
OH
. -
CuCl 2 , DBU ^
Me
—
*■
MeCN, 0°C
R
Me
O
Me
63-88 %
VI.A.10-10 Hosokawa, T., Murahashi, S.I. et al., JOM, 470, 253.
OH
C0 2 Me
MeOH, PdCl 2 9
tf
DME, 50°C
/
\
MeO
C0 2 Me
77%