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MeO
MeO
I
MeO
Br
MeO
dppfPdCl 2 , LiCl,
Na 2 CO 3
+
Br
MeO
MeO
B(OH) 2
MeO
6.202
6.203
6.201
MeO
MeO
MeO
B
N
Boc
OMe
6.204
PtCl 2
dppfPdCl 2
N
Boc
MeO
6.205
MeO
MeO
MeO
MeO
MeO
H
HCHO, H +
N
N
Boc
MeO
MeO
MeO
MeO
6
2
6
2
7
Scheme 6.92
OBn
OBn
TBSO
O
I
pinB NNMe 2
(Ph 3 P) 4 Pd, NaOMe
Ph 3 PAuCl, AgBF 4
I
H
H
6.208
6.209
OH
OBn
NNMe 2
O
O
1.
Δ
2. H 2 , Pd/C
N
H
H
6.210
6.211
Scheme 6.93
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