OXIDATIONS
n.F.1-7 Kurihara, M., Miyata, N. et al., TL, 35, 1577.
187
oxone, cyclohexanone
CH 2 C1 2 , MeOH, H 2 Q
pH 11.0, 0-5°C
80%
II.F.1-8 Nicolaou, K.C. et al., T, 50, 11391; Yoshimitsu, T. and
Ogasawara, K., CC, 2197; Duhamel, L. et al., T, 50, 171; Sheldon, R.A. et
al., CC, 1887; Adam, W. et al., AG(E), 33, 1107.
ΓΛ
HO 3
O
C
Ti(0*Pr) 4 , DIPT
BuOOH, 4 A M.S.
CH 2 C1 2 ,0°C
O! ,»'"·
OTBS
HO 3
O
C OTBS
87%,80%e.e.
II.F.1-9 Mohajer, D. and Tangestaninejad, S., TL, 35, 945; Katsuki, T. et
al., T, 50, 11827 and SL, 255 and 356; Pietikainen, P., TL, 35, 941;
Brandes, B.D. and Jacobsen, E.N., JOC, 59, 4378; Yamada, T. et al., BCJ,
67, 2248; Mukaiyama, T. et al., CL, 527; Marchon, J.C., Scheldt, W.R. et
al., AG(E), 33, 220; see also: Yorozu, K. et al., BCJ, 67, 2195;
Halterman, R.L. and Ramsey, T.M., JOMC, 465, 175; Jackson, R.F.W. et
al., TL, 35, 6945.
R
- ^ - R ·
BU4NIO4, imidazole
Mn(IH)(TPP)Cl
CH 2 CI 2 , rt, 5 h
75-98 %