Piperazin-2-one → HCID 58465035, compound
Reaction equation
Cl[C:2]1[N:6]([CH3:7])[N:5]=[CH:4][C:3]=1[N+:8]([O-:10])=[O:9].[NH:11]1[CH2:16][CH2:15][NH:14][CH2:13][C:12]1=[O:17]>>[CH3:7][N:6]1[C:2]([N:14]2[CH2:15][CH2:16][NH:11][C:12](=[O:17])[CH2:13]2)=[C:3]([N+:8]([O-:10])=[O:9])[CH:4]=[N:5]1Participants
3
Procedure
Reaction of 5-chloro-1-methyl-4-nitro-1H-pyrazole and piperazin-2-one gave 4-(1-methyl-4-nitro-1H-pyrazol-5-yl)piperazin-2-one as a white solid (166 mg, 100%). 1H NMR (400 MHz, d6-DMSO) δ 8.21 (s, 1H), 8.09 (s, 1H), 3.78 (s, 3H), 3.44-3.30 (m, 6H)
Sources & evidence
- ORD record
- ord-b0fa4d46b4b44e4a995959906bd96a1d
- Source dataset
- uspto-grants-2014_03
- Patent number
- US08669361B2
Reaction notes
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