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Phenylhydrazine → 3-(1-Phenyl-1h-Pyrazol-5-Yl)-1-[3-(Trifluoromethyl)phenyl]pyridazin-4(1h)-One

HRID 1805604
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HRID 1805604 반응식
C[N:2](C)[CH:3]=[CH:4][C:5]([C:7]1[C:12](=[O:13])[CH:11]=[CH:10][N:9]([C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([C:20]([F:23])([F:22])[F:21])[CH:15]=2)[N:8]=1)=O.[C:25]1([NH:31]N)[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1>C(O)C>[C:25]1([N:31]2[C:5]([C:7]3[C:12](=[O:13])[CH:11]=[CH:10][N:9]([C:14]4[CH:19]=[CH:18][CH:17]=[C:16]([C:20]([F:23])([F:22])[F:21])[CH:15]=4)[N:8]=3)=[CH:4][CH:3]=[N:2]2)[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1
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참가 물질

4

반응물 2

HCID 7516PhenylhydrazineHCID 667108023-[3-(dimethylamino)prop-2-enoyl]-1-[3-(trifluoromethyl)phenyl]pyridazin-4(1H)-one

생성물 1

HCID 462198193-(1-Phenyl-1h-Pyrazol-5-Yl)-1-[3-(Trifluoromethyl)phenyl]pyridazin-4(1h)-One수율 15%

시약·촉매·용매 1

HCID 702Ethanol용매

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온도
100 °C

실험 절차

To a solution of 3-[3-(dimethylamino)prop-2-enoyl]-1-[3-(trifluoromethyl)phenyl]pyridazin-4(1H)-one (337 mg, 1.0 mmol) in ethanol (100 mL) was added phenylhydrazine (163 mg, 1.5 mmol). The mixture was stirred at 100° C. for 3 h, and the solvent was removed under reduced pressure. Preparative HPLC chromatography provided 3-(1-phenyl-1H-pyrazol-5-yl)-1-[3-(trifluoromethyl)phenyl]pyridazin-4(1H)-one as a gray solid (55 mg, 15%).

후처리

  1. customthe solvent was removed under reduced pressure

출처 및 근거

ORD 기록
ord-61d30d3b17074db39652cd3700292dfe
출처 데이터셋
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08354411B2

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