360
ORGANIC SYNTHESIS—1995
VI.A.9. Esters
(see also: I.G.2, IV.D, V.C.)
VI.A.9-1 Castro, J.L. et al., JOC, 59, 2289; Kim, M.H. and Patel, D.V.,
TL, 35, 5603; Rao, N.R. et al., TL, 35,4415; Tsunoda, T. et al., TL, 35,
5081; Oriyama, T. et al., TL, 35, 2027; Chen, S.T. et al., TL, 35, 3583;
Fuller, W.D. et al., TL, 35, 4673; Ogawa, T., Suzuki, H., et al., JCS(Pl),
3473; Shina, I. et al., CL, 515; Tsujihara, K. et al., SC, 24, 767.
ΡΙι,Ρ
RC0 2 H + R'-OH
02
s>
Me
Me
O
O
R
89-95 %
VI.A.9-2 Lopez-Herrera, F.J. et al., TL, 35, 2929 and 2933.
OMe
TBSO
N 2
TBSO
O
90%
VI.A.9-3 Trost, B.M. and Organ, M.G., JACS, 116, 10320.
,OAc
^ ^
chiral Pd catalyst
o v o
■ \ ^
94%, 91 %e.e.