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Cesium carbonate → (4S)-3-((3S)-3-(4-(((5-(4-butylphenyl)-2-thienyl)methyl)oxy)phenyl)-3-(3-isoxazolyl)propanoyl)-4-(phenylmethyl)-1,3-oxazolidin-2-one

HRID 1675304
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HRID 1675304 반응식
Cl[CH2:2][C:3]1[S:4][C:5]([C:8]2[CH:13]=[CH:12][C:11]([CH2:14][CH2:15][CH2:16][CH3:17])=[CH:10][CH:9]=2)=[CH:6][CH:7]=1.[CH2:18]([C@H:25]1[CH2:29][O:28][C:27](=[O:30])[N:26]1[C:31](=[O:46])[CH2:32][C@@H:33]([C:39]1[CH:44]=[CH:43][C:42]([OH:45])=[CH:41][CH:40]=1)[C:34]1[CH:38]=[CH:37][O:36][N:35]=1)[C:19]1[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=1.C([O-])([O-])=O.[Cs+].[Cs+]>CN(C=O)C.CCOC(C)=O>[CH2:14]([C:11]1[CH:12]=[CH:13][C:8]([C:5]2[S:4][C:3]([CH2:2][O:45][C:42]3[CH:43]=[CH:44][C:39]([C@@H:33]([C:34]4[CH:38]=[CH:37][O:36][N:35]=4)[CH2:32][C:31]([N:26]4[C@@H:25]([CH2:18][C:19]5[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=5)[CH2:29][O:28][C:27]4=[O:30])=[O:46])=[CH:40][CH:41]=3)=[CH:7][CH:6]=2)=[CH:9][CH:10]=1)[CH2:15][CH2:16][CH3:17]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 10796Cesium carbonateHCID 57801829(S)-4-Benzyl-3-((S)-3-(4-hydroxyphenyl)-3-(isoxazol-3-yl)propanoyl)oxazolidin-2-oneHCID 593006792-(4-Butylphenyl)-5-(chloromethyl)thiophene

생성물 1

HCID 59300558(4S)-3-((3S)-3-(4-(((5-(4-butylphenyl)-2-thienyl)methyl)oxy)phenyl)-3-(3-isoxazolyl)propanoyl)-4-(phenylmethyl)-1,3-oxazolidin-2-one수율 32.2%

시약·촉매·용매 2

HCID 6228
Dimethylformamide
용매
HCID 8857Ethyl Acetate용매

실험 절차

A mixture of 60.5 (0.16 mmol), 7.5 (52 mg, 0.13 mmol), and Cs2CO3 (135 mg, 0.41 mmol) in DMF (1.6 mL) was stirred overnight at room temperature. The mixture was diluted with EtOAc, washed with water and brine, dried (Na2SO4), and concentrated. The crude product was chromatographed on silica gel (0-30% EtOAc/hexane) to afford 60.6 (26 mg, 32%) as a colorless oil. 1H NMR (400 MHz, CDCl3) δ 8.29 (d, 1H), 7.48 (d, 2H), 7.28 (m, 5H), 7.19 (m, 4H), 7.14 (d, 1H), 7.04 (d, 1H), 6.96 (d, 2H), 6.13 (d, 1H), 5.17 (s, 2H), 4.75 (t, 1H), 4.61 (m, 1H), 4.13 (m, 2H), 4.02 (dd, 1H), 3.54 (dd, 1H), 3.20 (dd, 1H), 2.76 (dd, 1H), 2.62 (t, 2H), 1.61 (m, 2H), 1.37 (m, 2H), 0.94 (t, 3H).

후처리

  1. washwashed with water and brine
  2. dry with materialdried (Na2SO4)
  3. concentrationconcentrated
  4. customThe crude product was chromatographed on silica gel (0-30% EtOAc/hexane)

출처 및 근거

ORD 기록
ord-03a1080e52854b0cb4e9d921f6e5c7a6
출처 데이터셋
uspto-grants-2011_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08003648B2

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