D. R. Guda et al. / Tetrahedron Letters 53 (2012) 5238–5242
5241
Table 2 (continued)
Entry
Hydrazides
Products
Yield (%)
CONHNH2
N
N
SH
SH
N
H
7
8
Cl
79
20
1g
Cl
N
3g
CONHNH2
NO2
N
N
H
NO2
1h
3h
O
N
N
SH
H3C
N
H3C
9
52
64
NHNH2
O
H
1i
3i
N
N
SH
10
N
NHNH2
H
1j
3j
CONHNH2
N
N
SH
N
H
11
12
76
74
N
N
1k
3k
N
N
CONHNH2
S
SH
N
H
S
1l
3l
4. Nishiyama, K.; Watanabe, A. Chem. Lett. 1984, 455.
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Acknowledgments
6. Pierre-Yves, R.; Schwebel, H.; Vayron, P.; Leclerc, E.; Dias, S.; Mioskowski, C.
Tetrahedron Lett. 2001, 42, 8479.
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Zefirov, N. S. Russ. Chem. Bull., Int. Ed. 2010, 59, 1771.
This research was supported by Basic Science Research Program
through the National Research Foundation of Korea (NRF) funded
by the Ministry of Education, Science and Technology (2010-
0024877). We thank Professor Robert West, distinguished Profes-
sor in the WCU program for his valuable discussion. D.R. Guda also
thanks BK-21 funds for the financial support of his post-doc
position.
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Supplementary data
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