SYNTHESIS OF HETEROCYCLES
265
IV.G-12 Mishriky, N. et al., RTC, 113, 35; see also: Hussain, S.M. et
al., G, 124, 97; Aleely, H. et al., JCR(S), 14; Dupas, G. et al., SC, 24,
2697; Ram, V.J. et al., JCR(S), 86 and 354; Russell, R.K. and Lever, O.W.
Jr, 5C,23, 2931 (1993).
R
Or
R'
KOH
R"OH
"ROT
N ' 'R'
10-88%
IV.G-13 Oppolzer, W. et al., HCA, 77, 554; see also: Grigg, R. et al.,
CC, 2225; Kibayashi, C. et al., TL, 35, 9213; Gilchrist, T.L. et al., H, 37,
697.
V
1. NaN(SiMe 3 ) 2
O
K^S
4.C 6 H 5 CH=CH 2 °
C
70%
IV.G-14 Chelucci, G. et al., JHC, 31, 1289.
H— C S O - H
C N
CpCO(COD)
100°
55%
IV.G-15 Spek, A.L. et al., JACS, 116, 5134.
PdCl 2 (MeCN) 2
NaOAc
MeCN, 20 °C
89% Me'