260
ORGANIC SYNTHESIS—1995
IV.F-30 Parson, PJ. et al., Γ, 50, 2183; Balasubramanian, T. and
Balasubramanian, K.K., SL, 946 and CC y 1237.
Me
°*VY
rJ ?
r Y V
Uy 1
Ac
similar radical cyclizations
Me0 2 C^
PhS—><
Bu 3 SnH
►
upon aliènes
36%
IV.F-31 Harman, W.D. et al., JACS, 116, 7931; see also: Seitz, G. et
al., ΓΙ, 35, 7923.
Me
N
1
Y
T" DDQ
IV.F-32 Ahlbrecht, H. and Schmitt, C , S, 983; see also: Somei, M. et
al., H, 39, 31 and 38, 273.
Ο φ iSL. Οζλ Ε
^
ff
3.sBuLi
^
N
E
H
4.E
+
4 0 "
7 9 %
H
ORGANIC SYNTHESIS—1995
IV.F-30 Parson, PJ. et al., Γ, 50, 2183; Balasubramanian, T. and
Balasubramanian, K.K., SL, 946 and CC y 1237.
Me
°*VY
rJ ?
r Y V
Uy 1
Ac
similar radical cyclizations
Me0 2 C^
PhS—><
Bu 3 SnH
►
upon aliènes
36%
IV.F-31 Harman, W.D. et al., JACS, 116, 7931; see also: Seitz, G. et
al., ΓΙ, 35, 7923.
Me
N
1
Y
T" DDQ
IV.F-32 Ahlbrecht, H. and Schmitt, C , S, 983; see also: Somei, M. et
al., H, 39, 31 and 38, 273.
Ο φ iSL. Οζλ Ε
^
ff
3.sBuLi
^
N
E
H
4.E
+
4 0 "
7 9 %
H