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Water → 4,6-Bis(4-fluorophenyl)-5-(4-pyridyl)-2-[3-(tetrahydropyran-2-yloxy)propyl]pyrazolo[3,4-b]pyridine

HRID 42571
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HRID 42571 반응식
[F:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[C:13]([C:14]3[CH:19]=[CH:18][N:17]=[CH:16][CH:15]=3)=[C:12]([C:20]3[CH:25]=[CH:24][C:23]([F:26])=[CH:22][CH:21]=3)[N:11]=[C:10]3[NH:27][N:28]=[CH:29][C:9]=23)=[CH:4][CH:3]=1.[OH-].[K+].Br[CH2:33][CH2:34][CH2:35][O:36][CH:37]1[CH2:42][CH2:41][CH2:40][CH2:39][O:38]1.O>C1(C)C=CC=CC=1.CCOC(C)=O>[F:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[C:9]3[C:10](=[N:27][N:28]([CH2:33][CH2:34][CH2:35][O:36][CH:37]4[CH2:42][CH2:41][CH2:40][CH2:39][O:38]4)[CH:29]=3)[N:11]=[C:12]([C:20]3[CH:25]=[CH:24][C:23]([F:26])=[CH:22][CH:21]=3)[C:13]=2[C:14]2[CH:15]=[CH:16][N:17]=[CH:18][CH:19]=2)=[CH:4][CH:3]=1
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 962WaterHCID 14797Potassium HydroxideHCID 27779882-(3-Bromopropoxy)tetrahydro-2H-pyranHCID 119613744,6-Bis(4-fluorophenyl)-5-(4-pyridyl)-1H-pyrazolo[3,4-b]pyridine

생성물 1

HCID 684456924,6-Bis(4-fluorophenyl)-5-(4-pyridyl)-2-[3-(tetrahydropyran-2-yloxy)propyl]pyrazolo[3,4-b]pyridine수율 54%

시약·촉매·용매 2

HCID 1140Toluene용매
HCID 8857Ethyl Acetate용매

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온도
100 °C

실험 절차

A suspension of 4,6-bis(4-fluorophenyl)-5-(4-pyridyl)-1H-pyrazolo[3,4-b]pyridine (0.30 g, 0.8 mmol, obtained in example 1), KOH (0.05 g, 0.8 mmol) and crown ether 18-C-6 (0.01 g, 0.03 mmol) in toluene (10 mL) was heated to 100° C. for 1 h. 2-(3-Bromopropoxy)tetrahydropyran (0.17 g, 0.8 mmol) was added and stirred at 100° C. for 24 h. It was allowed to cool, water and EtOAc were added and the phases were separated. The aqueous phase was extracted with EtOAc. The organic phase was dried over Na2SO4 and concentrated to dryness. The crude product obtained was purified by chromatography on silica gel using hexane-EtOAc mixtures of increasing polarity as eluent, to afford 0.22 g of the desired compound (yield: 54%).

후처리

  1. temperatureto cool
  2. customthe phases were separated
  3. extractionThe aqueous phase was extracted with EtOAc
  4. dry with materialThe organic phase was dried over Na2SO4
  5. concentrationconcentrated to dryness
  6. customThe crude product obtained
  7. customwas purified by chromatography on silica gel
  8. temperatureof increasing polarity as eluent

출처 및 근거

ORD 기록
ord-e243f7b805fc4b0a91963963c7482889
출처 데이터셋
uspto-grants-2013_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08536194B2

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