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Water → 1-(4-Cyanophenyl)-5-[4-(methylthio)phenyl]-3-(trifluoromethyl)pyrazole

HRID 1379097
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인쇄 미리보기

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HRID 1379097 반응식
[CH3:1][S:2][C:3]1[CH:8]=[CH:7][C:6]([C:9](=O)[CH2:10][C:11](=O)[C:12]([F:15])([F:14])[F:13])=[CH:5][CH:4]=1.Cl.[C:19]([C:21]1[CH:26]=[CH:25][C:24]([NH:27][NH2:28])=[CH:23][CH:22]=1)#[N:20].O>C(O)(=O)C.CN(C)C=O>[C:19]([C:21]1[CH:26]=[CH:25][C:24]([N:27]2[C:9]([C:6]3[CH:7]=[CH:8][C:3]([S:2][CH3:1])=[CH:4][CH:5]=3)=[CH:10][C:11]([C:12]([F:15])([F:14])[F:13])=[N:28]2)=[CH:23][CH:22]=1)#[N:20]
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 962WaterHCID 107301701,3-Butanedione, 4,4,4-trifluoro-1-[4-(methylthio)phenyl]-HCID 162129624-Cyanophenylhydrazine Hydrochloride

생성물 1

HCID 229096971-(4-Cyanophenyl)-5-[4-(methylthio)phenyl]-3-(trifluoromethyl)pyrazole수율 101.4%

시약·촉매·용매 2

HCID 176Acetic Acid용매
HCID 6228
Dimethylformamide
용매

반응 조건

온도
110 °C

실험 절차

A mixture of 1-[4-(methylthio)phenyl]-4,4,4-trifluorobutane-1,3-dione (1.8 g) and 4-cyanophenylhydrazine hydrochloride (1.2 g) in acetic acid (30 ml) and N,N-dimethylformamide (1 ml) was stirred at 110° C. for 3 hours. The reaction mixture was poured into water and extracted with ethyl acetate. The extract was washed with water, dried over anhydrous magnesium sulfate, and evaporated to give a brown powder of 1-(4-cyanophenyl)-5-[4-(methylthio)phenyl]-3-(trifluoromethyl)pyrazole (2.5 g).

후처리

  1. extractionextracted with ethyl acetate
  2. washThe extract was washed with water
  3. dry with materialdried over anhydrous magnesium sulfate
  4. customevaporated

출처 및 근거

ORD 기록
ord-8bd5a541242946eda9a4ff5346292f29
출처 데이터셋
uspto-grants-1997_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05670533

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