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Potassium Carbonate → N-(4-((2-Aminopyridin-4-yl)oxy)-2,5-difluorophenyl)-4-ethoxy-1-(4-fluorophenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide

HRID 1411156
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HRID 1411156 반응식
C([NH:4][C:5]1[CH:10]=[C:9]([O:11][C:12]2[C:17]([F:18])=[CH:16][C:15]([NH:19][C:20]([C:22]3[C:23](=[O:38])[N:24]([C:31]4[CH:36]=[CH:35][C:34]([F:37])=[CH:33][CH:32]=4)[CH:25]=[CH:26][C:27]=3[O:28][CH2:29][CH3:30])=[O:21])=[C:14]([F:39])[CH:13]=2)[CH:8]=[CH:7][N:6]=1)(=O)C.C([O-])([O-])=O.[K+].[K+]>CCO>[NH2:4][C:5]1[CH:10]=[C:9]([O:11][C:12]2[C:17]([F:18])=[CH:16][C:15]([NH:19][C:20]([C:22]3[C:23](=[O:38])[N:24]([C:31]4[CH:32]=[CH:33][C:34]([F:37])=[CH:35][CH:36]=4)[CH:25]=[CH:26][C:27]=3[O:28][CH2:29][CH3:30])=[O:21])=[C:14]([F:39])[CH:13]=2)[CH:8]=[CH:7][N:6]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

4

반응물 2

HCID 11430Potassium CarbonateHCID 71566461N-(4-((2-acetamidopyridin-4-yl)oxy)-2,5-difluorophenyl)-4-ethoxy-1-(4-fluorophenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide

생성물 1

HCID 68252797N-(4-((2-Aminopyridin-4-yl)oxy)-2,5-difluorophenyl)-4-ethoxy-1-(4-fluorophenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide수율 38%

시약·촉매·용매 1

HCID 702Ethanol용매

실험 절차

A mixture of Example 1 (1.00 g, 1.86 mmol) and K2CO3 (1.000 g, 7.24 mmol) in EtOH (4 mL) was heated at 120° C. under microwave irradiation for 1 h. The reaction mixture was filtered, washed with EtOH and the filtrate was evaporated to dryness. The crude was stirred in water (15 mL) for a few minutes and collected by filtration. The residue was further purified by successive crystallization from MeOH and MeCN to provide N-(4-((2-aminopyridin-4-yl)oxy)-2,5-difluorophenyl)-4-ethoxy-1-(4-fluorophenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (350 mg, 38.0% yield) as a white solid. MS (ESI) m/z: 497.1 (M+H+).

후처리

  1. filtrationThe reaction mixture was filtered
  2. washwashed with EtOH
  3. customthe filtrate was evaporated to dryness
  4. filtrationcollected by filtration
  5. customThe residue was further purified by successive crystallization from MeOH and MeCN

출처 및 근거

ORD 기록
ord-609f8bf7506e46ee81391511ae4bc3cc
출처 데이터셋
uspto-grants-2014_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08921565B2

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