2-(4-(((Benzyloxy)carbonyl)amino)-2-oxopyrimidin-1(2H)-yl)acetic acid → 1-(Benzothiazole-2-sulfonyl)-4-{[4-N-(benzyloxycarbonyl)-cytosin-1-yl]acetyl}-piperazin-2-one
Reaction equation
FC(F)(F)C(O)=O.[S:8]1[C:12]2[CH:13]=[CH:14][CH:15]=[CH:16][C:11]=2[N:10]=[C:9]1[S:17]([N:20]1[CH2:25][CH2:24][NH:23][CH2:22][C:21]1=[O:26])(=[O:19])=[O:18].[CH2:27]([O:34][C:35]([NH:37][C:38]1[CH:43]=[CH:42][N:41]([CH2:44][C:45](O)=[O:46])[C:40](=[O:48])[N:39]=1)=[O:36])[C:28]1[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=1>>[S:8]1[C:12]2[CH:13]=[CH:14][CH:15]=[CH:16][C:11]=2[N:10]=[C:9]1[S:17]([N:20]1[CH2:25][CH2:24][N:23]([C:45](=[O:46])[CH2:44][N:41]2[CH:42]=[CH:43][C:38]([NH:37][C:35]([O:34][CH2:27][C:28]3[CH:29]=[CH:30][CH:31]=[CH:32][CH:33]=3)=[O:36])=[N:39][C:40]2=[O:48])[CH2:22][C:21]1=[O:26])(=[O:19])=[O:18]Participants
3
Procedure
The title compound was synthesized by the reaction of 1-(benzothiazole-2-sulfonyl)-piperazin-2-one trifluoroacetic acid salt with [4-N-(benzyloxycarbonyl)-cytosin-1-yl]-acetic acid as per the procedure of Example 52. 1H NMR (500 MHz; DMSO-d6) δ 10.79 (brs, 1H), 8.34 (m, 1H), 8.26 (m, 1H), 7.91 (d, 0.6H), 7.85 (d, 0.4H), 7.45˜7.30 (m, 5H), 7.10 (t, 1H), 5.18 (s, 2H), 4.82 (s, 1.2H), 4.72 (s, 0.8H), 4.45 (s, 0.8H), 4.28 (s, 1.2H), 4.22 (t, 1.2H), 4.07 (t, 0.8H), 3.99 (t, 1.2H), 3.86 (t, 0.8H).
Sources & evidence
- ORD record
- ord-f5c59e87b47b459ba5072a501d51e79d
- Source dataset
- uspto-grants-2006_12
- Patent number
- US07145006B2
Reaction notes
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