(4-Nitrophenyl)hydrazine → 2,4-dihydro-2-(4-nitrophenyl)-5-propyl-3H-Pyrazol-3-one
반응식
[N+:1]([C:4]1[CH:9]=[CH:8][C:7]([NH:10][NH2:11])=[CH:6][CH:5]=1)([O-:3])=[O:2].[CH2:12]([CH2:14][CH2:15][CH2:16][C:17](CC([O-])=O)=[O:18])[CH3:13]>>[N+:1]([C:4]1[CH:5]=[CH:6][C:7]([N:10]2[C:17](=[O:18])[CH2:16][C:15]([CH2:14][CH2:12][CH3:13])=[N:11]2)=[CH:8][CH:9]=1)([O-:3])=[O:2]참가 물질
3
실험 절차
From the reaction of 4-nitrophenylhydrazine and ethylbutyrylacetate, 2,4-dihydro-2-(4-nitrophenyl)-5-propyl-3H-pyrazol-3-one is obtained. Subsequent reaction with 2-ethylaniline yields 4-(2-ethylanilinomethylene)-2,4-dihydro-2-(4-nitrophenyl)-5-propyl-3H-pyrazol-3-one, Mp 211° C.
출처 및 근거
- ORD 기록
- ord-3871eb20eb7f4fcfb0ff937c123d9ede
- 출처 데이터셋
- uspto-grants-2000_03
- 특허 번호
- US06034099
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