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Hydrochloric Acid → 3-[6-(5-{5-fluoro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-3-yl]propanoic acid

HRID 1512938
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인쇄 미리보기

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HRID 1512938 반응식
[OH-].[Na+].[F:3][C:4]1[CH:5]=[C:6]([C:14]2[O:18][N:17]=[C:16]([C:19]3[CH:27]=[C:26]4[C:22]([C:23]([CH2:28][CH2:29][C:30]([O:32]CC)=[O:31])=[CH:24][NH:25]4)=[CH:21][CH:20]=3)[N:15]=2)[CH:7]=[N:8][C:9]=1[O:10][CH:11]([CH3:13])[CH3:12].Cl>CC(O)C.O>[F:3][C:4]1[CH:5]=[C:6]([C:14]2[O:18][N:17]=[C:16]([C:19]3[CH:27]=[C:26]4[C:22]([C:23]([CH2:28][CH2:29][C:30]([OH:32])=[O:31])=[CH:24][NH:25]4)=[CH:21][CH:20]=3)[N:15]=2)[CH:7]=[N:8][C:9]=1[O:10][CH:11]([CH3:13])[CH3:12]
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참가 물질

6

반응물 3

HCID 313Hydrochloric AcidHCID 14798Sodium HydroxideHCID 59146084Ethyl 3-[6-(5-{5-fluoro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-3-yl]propanoate

생성물 1

HCID 445470193-[6-(5-{5-fluoro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-3-yl]propanoic acid수율 21.4%

시약·촉매·용매 2

HCID 962
Water
용매
HCID 3776Isopropanol용매

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온도
70 °C

실험 절차

Sodium hydroxide (8 mg) was added to a solution of ethyl 3-[6-(5-{5-fluoro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-3-yl]propanoate (D110) (60 mg) in iPrOH (5 mL) and water (5 mL). The resulting mixture was heated at 70° C. for 40 mins. Then 0.5 M HCl solution was added until pH was about 6. The solvent was concentrated, and the residue was dissolved in water. The precipitated solid was purified by Mass Directed Auto Prep to afford 3-[6-(5-{5-fluoro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-3-yl]propanoic acid (E84) (12 mg) as a white solid. δH (DMSO-d6, 400 MHz): 1.39 (6H, d), 2.61 (2H, t), 2.96 (2H, t), 5.47 (1H, m), 7.35 (1H, d), 7.72 (2H, d), 8.11 (1H, t), 8.37 (1H, dd), 8.81 (1H, d), 11.23 (1H, d), 12.11 (1H, br s). MS (ES): C21H19FN4O4 requires 410; found 411.2 (M+H+).

후처리

  1. concentrationThe solvent was concentrated
  2. dissolutionthe residue was dissolved in water
  3. customThe precipitated solid was purified by Mass Directed Auto Prep

출처 및 근거

ORD 기록
ord-d721ecee88af4ab8bdedc01ad8226f27
출처 데이터셋
uspto-grants-2012_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08217028B2

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