254
ORGANIC SYNTHESIS—1995
IV.F-9 Overhand, M. and Hecht, S.M., JOC, 59, 4721; Tokuda, M.,
Suginome, H. et al., JCS(Pl), 777; see also: Marks, T.J. et al., OM, 13,
439.
BocHN.
1. Hg(OAc) 2
2. NaCl
C Q H
9"19
^ r j T ^ C 9 H 1 9
Ph
Boc 88%
X = H, Cl
IV.F-10 Bowman, W.R. et al, T, 50, 1295 and 1275; Zard, S.Z. et al., T,
50, 1745, 1757 and 1769 and TL, 35, 249.
Bu 3 SnH
SPh
6 h, syringe pump co~
71%
IV.F-11 Moloney, M.G. et al., T, 50, 9411 and 9425.
MeO
.C0 2 Ph Sml 2 ^Ar
**
tBuOH
OTBS HMPA HO'
OHCr ^
44%
IV.F-12 Kim, S. et al., JACS, 116, 5521.
X
I- (TMS) 3 SiH, AIBN
\ _ J
V
C 0 2 M e
PhH, renux
2. TsCl
—C0 2 Ph
OTBS
N C0 2 Me
60%