1-(4-Methoxyphenyl)piperazine → 1-[(6-Chloro-2-methoxyquinoxalin-3-yl)aminocarbonyl]-4-(4-methoxyphenyl)piperazine
Reaction equation
[Cl:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[N:8]=[C:7]([O:12][CH3:13])[C:6]([NH:14][C:15](=[O:19])OCC)=[N:5]2.[CH3:20][O:21][C:22]1[CH:27]=[CH:26][C:25]([N:28]2[CH2:33][CH2:32][NH:31][CH2:30][CH2:29]2)=[CH:24][CH:23]=1>>[Cl:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[N:8]=[C:7]([O:12][CH3:13])[C:6]([NH:14][C:15]([N:31]1[CH2:30][CH2:29][N:28]([C:25]3[CH:24]=[CH:23][C:22]([O:21][CH3:20])=[CH:27][CH:26]=3)[CH2:33][CH2:32]1)=[O:19])=[N:5]2Participants
3
Procedure
Ethyl N-(6-chloro-2-methoxyquinoxalin-3-yl)carbamate and 1-(4-methoxyphenyl)piperazine were reacted by the same way with the example 22 to obtain the titled compound (yield, 81%). 1H NMR (200 MHz, CDCl3): δ 3.16 (s, 4H), 3.78 (s, 3H), 4.16 (s, 4H), 6.88-6.93 (m, 4H), 7.27-7.80 (m, 4H).
Sources & evidence
- ORD record
- ord-fdb93e5114f244a690c19b9e4847cf4d
- Source dataset
- uspto-grants-2013_12
- Patent number
- US08598173B2
Reaction notes
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