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

HRID 1512944
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인쇄 미리보기

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HRID 1512944 반응식
[OH-].[Na+].[Cl:3][C:4]1[CH:5]=[C:6]([C:14]2[O:18][N:17]=[C:16]([C:19]3[CH:20]=[C:21]4[C:25](=[CH:26][CH:27]=3)[NH:24][C:23]([CH2:28][CH2:29][C:30]([O:32]CC)=[O:31])=[CH:22]4)[N:15]=2)[CH:7]=[N:8][C:9]=1[O:10][CH:11]([CH3:13])[CH3:12].Cl>C1COCC1.C(O)(C)C.O>[Cl:3][C:4]1[CH:5]=[C:6]([C:14]2[O:18][N:17]=[C:16]([C:19]3[CH:20]=[C:21]4[C:25](=[CH:26][CH:27]=3)[NH:24][C:23]([CH2:28][CH2:29][C:30]([OH:32])=[O:31])=[CH:22]4)[N:15]=2)[CH:7]=[N:8][C:9]=1[O:10][CH:11]([CH3:12])[CH3:13]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 3

HCID 313Hydrochloric AcidHCID 14798Sodium HydroxideHCID 58222470Ethyl 3-[5-(5-{5-chloro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-2-yl]propanoate

생성물 1

HCID 445471733-[5-(5-{5-chloro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-2-yl]propanoic acid수율 37.5%

시약·촉매·용매 3

HCID 962
Water
용매
HCID 3776Isopropanol용매
HCID 8028Tetrahydrofuran용매

실험 절차

Sodium hydroxide (24 mg) was added to a solution of ethyl 3-[5-(5-{5-chloro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-2-yl]propanoate (D115) (54 mg) in THF (1 mL), isopropanol (1 mL) and water (0.5 mL). The reaction 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 3-[5-(5-{5-chloro-6-[(1-methylethyl)oxy]-3-pyridinyl}-1,2,4-oxadiazol-3-yl)-1H-indol-2-yl]propanoic acid (E90) (19 mg). δH (DMSO-d6, 400 MHz): 1.39 (6H, d), 2.70 (2H, t), 2.99 (2H, t), 5.46 (1H, m), 6.34 (1H, s), 7.45 (1H, d), 7.76 (1H, dd), 8.22 (1H, s), 8.55 (1H, d), 8.93 (1H, d), 11.35 (1H, s), 12.26 (1H, s); MS (ES): C21H19ClN4O4 requires 426; found 427.1 (M+H+).

후처리

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

출처 및 근거

ORD 기록
ord-3f6911687f544fcc942c24f5c5f9b871
출처 데이터셋
uspto-grants-2012_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08217028B2

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