D-ARABINO-HEXOSE PHENYLOSOTRIAZOLE
1689
d 4.890 (dd, 1H, J3,2 ¼ 6.3, J
¼ 3.9 Hz, H-3), d 4.156 (d, 1H,
4b,4a
3,4b
J4a,4b ¼ 10.8 Hz, H-4 ), d 3.822 (ddd, 1H, J
¼ 10.8, J
¼ 3.9 Hz,
4b,3
13
a
0
J4b,1 ¼ 0.6 Hz H-4 ), d 3.310 (d, 2H, J
0 0
2 ,1
¼ 4.6 Hz, H-2 ). C-NMR
b
0
(
(
75 MHz): d 146.75 (s, C-b), d 144.16 (s, C-b ), d 139.92 (N-C), d 135.70
d, C-a), d 134.29 (d, C-a ), d 129.32 (d, m-C), d 129.23 (d, m-C), d 127.72
0
(
(
4
d, p-C), d 127.22 (d, p-C), d 118.86 (d, o-C), d 118.78 (d, o-C), d 105.27
0
d, C-1 ), d 85.23 (d, C-2), d 82.03 (d, C-3), d 78.61 (d, C-1), d 72.26 (t, C-
0
1
), d 30.70 (t, C-2 ). H-NMR (7) (300 MHz): d 5.620 (t, 1H, J
0
0
¼ 4.4 Hz,
1
,2
0
H-1 ), d 5.351 (hidden 1H (COSY), H-1), d 5.252 (dd, 1H, J ¼ 5.6,
2,3
J2,1 ¼ 1.2 Hz, H-2), d 4.945 (m, 1H, H-3), d 4.128 (d, 1H, J
¼ 11.1 Hz,
b
4a,4b
H-4 ), d 3.874(ddd, 1H,
J
¼ 11.1, J
¼ 4.4, J
¼ 0.7 Hz, H-4 ), d
a
4b,4a
4b,3
4b,1
0
13
3
.216 (d, 2H, J2
0
0
¼ 4.4 Hz, H-2 ). C-NMR (7) (75 MHz): d 146.85 (s, C-
,1
0
0
b), d 144.04 (s, C-b ), d 139.66 (N-C), d 135.59 (d, C-a), d 134.08 (d, C-a ),
d 104.07 (d, C-1 ), d 84.31 (d, C-2), d 81.11 (d, C-3), d 79.12 (d, C-1), d
7
0
0
2.94(t, C- 4) , d 30.78 (t, C-2 ). Anal. Calc. For C H O N : C, 63.4; H,
2
2
20
3
6
4.8; N, 20.1. Found: C, 63.1; H, 4.8; N, 19.7.
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