182
ORGANIC SYNTHESIS—1995
II.B.2-2 Horiuchi, C.A. and Takahashi, E., BCJ, 67, 271; Hruby, V.J. et
al., TL, 35, 2301; Davis, F.A. and Reddy, R., TA, 5,955; Banks, R.E.,
Lawrence, N.J., and Popplewell, A.L., CC, 343.
O
R
R·
h, CAN
AcOH, H 2 0,80°C
O
R
R·
I
I
61-86 %
II.B.2-3 McNelis, E. et al., TL, 35, 6787.
σ°
I 2 , PDC or pyr
CH 2 C1 2 , rt
86%
II.B.2-4 Srinivasan, K.V. et al., TL, 35, 7055; Muathen, H.A., JCR(S),
405; McNelis, E. et al., TL, 35, 2841; Choudary, B.M. et al., SL, 450;
Snieckus, V. et al., TL, 35, 3465; Scott, A.I. et al., TL, 35, 3679; Zupan,
M. and Segatin, N., SC, 24, 2617.
Ar—H
NBS, HZSM-5 (cat)
CCI,
Ar—Br
35-94 %
II.B.2-5 Paulini, K. and Reissig, H.U., CB, 127, 685.
NBS, BzOOBz
CCI 4 , Δ