358
ORGANIC SYNTHESIS—1995
VLA.8-3 Zhdankin, V.V. et al., 7L, 35, 9677
' ^
TfO
C
^
l v * N TfO
CH 2 CI 2 , -20°C to
rt
\ ^ ^ Μ
w 3
5 0 %
VLA.8-4 Rawal, V.H. and Zhong, H.M., TL, 35, 4947; see also: Read,
R.W. et al., TL, 35, 2729.
O
O
II
Et 2 AIN 3
II
A r O M e
**
A r ^ N 3
55-78 %
VI.A.8-5 Clive, D.L.J. and Etkin, TL, 35, 2459
R
OMe
l:NaN 3 ,CAN
R
O M e
H
ìtSL^
^ > - f oAc
R·
CN
4 : H C ,
R·
CN
VI.A.8-6 Crotti, P. et al., T, 50, 12999 and JOC, 59, 4131.
M
OBn
^ \ ^OBn
OH
S ^
NaN 3 ,Mg(C10 4 ) 2
- ΓΎ
MeCN
v
^ w
Ό
N 3 98%
ORGANIC SYNTHESIS—1995
VLA.8-3 Zhdankin, V.V. et al., 7L, 35, 9677
' ^
TfO
C
^
l v * N TfO
CH 2 CI 2 , -20°C to
rt
\ ^ ^ Μ
w 3
5 0 %
VLA.8-4 Rawal, V.H. and Zhong, H.M., TL, 35, 4947; see also: Read,
R.W. et al., TL, 35, 2729.
O
O
II
Et 2 AIN 3
II
A r O M e
**
A r ^ N 3
55-78 %
VI.A.8-5 Clive, D.L.J. and Etkin, TL, 35, 2459
R
OMe
l:NaN 3 ,CAN
R
O M e
H
ìtSL^
^ > - f oAc
R·
CN
4 : H C ,
R·
CN
VI.A.8-6 Crotti, P. et al., T, 50, 12999 and JOC, 59, 4131.
M
OBn
^ \ ^OBn
OH
S ^
NaN 3 ,Mg(C10 4 ) 2
- ΓΎ
MeCN
v
^ w
Ό
N 3 98%