From: Synthesis and biological evaluation of new 1,3-thiazolidine-4-one derivatives of nitro-l-arginine methyl ester
Entry
Comp.
R
4, Yielda (%)
6, Yielda (%)
1
a
H
73
93
2
b
4-CH3
55
91
3
c
4-Cl
59
89
4
d
4-F
67
75
5
e
4-Br
78
87
6
f
4-OCH3
86
7
g
3-OCH3
57
8
h
2-OCH3
64
76
9
i
3-NO2
63
50
10
j
2-NO2
82