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

HRID 1512946
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인쇄 미리보기

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HRID 1512946 반응식
[OH-].[Na+].[CH3:3][CH:4]([O:6][C:7]1[N:12]=[CH:11][C:10]([C:13]2[O:17][N:16]=[C:15]([C:18]3[CH:19]=[C:20]4[C:24](=[CH:25][CH:26]=3)[NH:23][C:22]([CH2:27][CH2:28][C:29]([O:31]CC)=[O:30])=[CH:21]4)[N:14]=2)=[CH:9][C:8]=1[C:34]([F:37])([F:36])[F:35])[CH3:5].Cl>C1COCC1.C(O)(C)C.O>[CH3:5][CH:4]([O:6][C:7]1[N:12]=[CH:11][C:10]([C:13]2[O:17][N:16]=[C:15]([C:18]3[CH:19]=[C:20]4[C:24](=[CH:25][CH:26]=3)[NH:23][C:22]([CH2:27][CH2:28][C:29]([OH:31])=[O:30])=[CH:21]4)[N:14]=2)=[CH:9][C:8]=1[C:34]([F:36])([F:37])[F:35])[CH3:3]
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참가 물질

7

반응물 3

HCID 313Hydrochloric AcidHCID 14798Sodium HydroxideHCID 59146129ethyl 3-(5-{5-[6-[(1-methylethyl)oxy]-5-(trifluoromethyl)-3-pyridinyl]-1,2,4-oxadiazol-3-yl}-1H-indol-2-yl)propanoate

생성물 1

HCID 591461083-(5-{5-[6-[(1-methylethyl)oxy]-5-(trifluoromethyl)-3-pyridinyl]-1,2,4-oxadiazol-3-yl}-1H-indol-2-yl)propanoic acid수율 47.7%

시약·촉매·용매 3

HCID 962
Water
용매
HCID 3776Isopropanol용매
HCID 8028Tetrahydrofuran용매

실험 절차

Sodium hydroxide (36 mg) was added to a solution of ethyl 3-(5-{5-[6-[(1-methylethyl)oxy]-5-(trifluoromethyl)-3-pyridinyl]-1,2,4-oxadiazol-3-yl}-1H-indol-2-yl)propanoate (D117) (89 mg) in THF (1 mL), isopropanol (1 mL) and water (0.5 mL). The mixture was stirred at room temperature until LCMS showed no starting material. The mixture was neutralized with 2 M HCl till pH ˜6.0. The crude product was purified by Mass Directed Auto Prep to afford of 3-(5-{5-[6-[(1-methylethyl)oxy]-5-(trifluoromethyl)-3-pyridinyl]-1,2,4-oxadiazol-3-yl}-1H-indol-2-yl)propanoic acid (E92) (40 mg). δH (DMSO-d6, 400 MHz): 1.39 (6H, d), 2.70 (2H, t), 2.99 (2H, t), 5.55 (1H, m), 6.35 (1H, s), 7.46 (1H, d), 7.77 (1H, dd), 8.23 (1H, s), 8.64 (1H, d), 9.22 (1H, d), 11.36 (1H, s), 12.25 (1H, s); MS (ES): C22H19F3N4O4 requires 460; found 461.2 (M+H+).

후처리

  1. customThe crude product was purified by Mass Directed Auto Prep

출처 및 근거

ORD 기록
ord-0d339e637155413db8ff64de32adddf1
출처 데이터셋
uspto-grants-2012_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08217028B2

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