SYNTHESIS OF HETEROCYCLES
IV.D-29 Buszek, K.R. et al., JACS, 116, 5511.
243
PPh 3 ,CH 2 Cl 2 MPMO,,
C0 2 H
R = TBDMS
OMPM 2. AgBF 4 ,PhCH 3 **
110 °C
IV.D-30 Boden, C. and Pattenden, G., SL, 181.
Pd 2 dba 3
Ph 3 As
reflux
SnBu 3
IV.D-31 Arseniyadis, S. et al., TL, 35, 7949.
PhCH 3
100 °C
EtO
78%
IV.D-29 Buszek, K.R. et al., JACS, 116, 5511.
243
PPh 3 ,CH 2 Cl 2 MPMO,,
C0 2 H
R = TBDMS
OMPM 2. AgBF 4 ,PhCH 3 **
110 °C
IV.D-30 Boden, C. and Pattenden, G., SL, 181.
Pd 2 dba 3
Ph 3 As
reflux
SnBu 3
IV.D-31 Arseniyadis, S. et al., TL, 35, 7949.
PhCH 3
100 °C
EtO
78%