L-Kynurenine
Table 1. NMR data for the pheromone in CD3OD/D2O
No.
|
δC
|
δH
|
mult(JHz)
|
COSY
|
HMBC
|
1
|
174.1
| ||||
2
|
52.1
|
4.01
|
dd(2.7, 9.0)
|
H-3, 3'
|
C-1,3,4
|
3
|
40.3
|
3.55
|
dd( 9.0,18.5)
|
H-2, 3'
|
C-1,2,4
|
3'
|
3.75
|
dd(2.7, 18.5)
|
H-2, 3
|
C-1,2,4
| |
4
|
200.3
| ||||
5
|
117.7
| ||||
6
|
152.8
| ||||
7
|
118.4
|
6.76
|
d(8.46)
|
H-8
|
C-5
|
8
|
136.1
|
7.27
|
dd(7.12,8.46)
|
H-7, 9
|
C-6
|
9
|
116.4
|
6.62
|
dd(7.12, 8.08)
|
H-8, 10
| |
10
|
132
|
7.74
|
d(8.08)
|
H-9
|
C-4,5,6
|
mult, multiplicity; d, doublet; dd, double doublet; COSY, correlation spectroscopy; HMBC, heteronuclear multiple bond correlation.
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