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Cesium carbonate → 2-(3-(3-(((1R,2S)-2-hydroxycyclohexyl)methoxy)phenyl)propyl)isoindoline-1,3-dione

HRID 1523195
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HRID 1523195 반응식
CC1C=CC(S([O:11][CH2:12][C@H:13]2[CH2:18][CH2:17][CH2:16][CH2:15][C@@H:14]2[OH:19])(=O)=O)=CC=1.O[C:21]1[CH:22]=[C:23]([CH2:27][CH2:28][CH2:29][N:30]2[C:38](=[O:39])[C:37]3[C:32](=[CH:33][CH:34]=[CH:35][CH:36]=3)[C:31]2=[O:40])[CH:24]=[CH:25][CH:26]=1.C(=O)([O-])[O-].[Cs+].[Cs+]>CN(C=O)C>[OH:19][C@H:14]1[CH2:15][CH2:16][CH2:17][CH2:18][C@@H:13]1[CH2:12][O:11][C:25]1[CH:24]=[C:23]([CH2:27][CH2:28][CH2:29][N:30]2[C:31](=[O:40])[C:32]3[C:37](=[CH:36][CH:35]=[CH:34][CH:33]=3)[C:38]2=[O:39])[CH:22]=[CH:21][CH:26]=1
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HCID 10796Cesium carbonateHCID 14970968((1R,2S)-2-hydroxycyclohexyl)methyl 4-methylbenzenesulfonateHCID 580275422-[3-(3-Hydroxyphenyl)propyl]isoindole-1,3-dione

생성물 1

HCID 673164482-(3-(3-(((1R,2S)-2-hydroxycyclohexyl)methoxy)phenyl)propyl)isoindoline-1,3-dione

시약·촉매·용매 1

HCID 6228Dimethylformamide용매

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온도
60 °C

실험 절차

A mixture of ((1R,2S)-2-hydroxycyclohexyl)methyl 4-methylbenzenesulfonate (0.334 g, 1.24 mmol), compound 58 (0.432 g, 1.54 mmol), cesium carbonate (0.562 g, 1.73 mmol) in anhydrous DMF (8 mL) was stirred at 60° C. under argon for 18 hrs, and then concentrated under reduced pressure. Water was added and the product was extracted with EtOAc three times. Combined fractions were washed with sat. NH4Cl, brine, and concentrated under reduced pressure. The residue was purified by flash chromatography (20% to 70% EtOAc/hexanes gradient) to afford 2-(3-(3-(((1R,2S)-2-hydroxycyclohexyl)methoxy)phenyl)propyl)isoindoline-1,3-dione as a colorless oil. Yield (0.191 g, 41%). 1H NMR (400 MHz, DMSO-d6) δ 7.76-7.85 (m, 4H), 7.09 (t, 7.6 Hz, 1H), 6.69-6.74 (m, 2H), 6.61-6.65 (m, 1H), 4.34 (d, J=4.1 Hz, 1H), 3.91 (dd, J=7.0, 9.2 Hz, 1H), 3.86-3.89 (m, 1H), 3.67 (dd, J=6.9, 9.2 Hz, 1H), 3.53-3.60 (m, 2H), 2.50 (t, J=7.6 Hz, 2H), 1.80-1.91 (m, 2H), 1.73-1.80 (m, 1H), 1.51-1.66 (m, 3H), 1.28-1.44 (m, 4H), 1.17-1.25 (m, 1H).

후처리

  1. concentrationconcentrated under reduced pressure
  2. additionWater was added
  3. extractionthe product was extracted with EtOAc three times
  4. washCombined fractions were washed with sat. NH4Cl, brine
  5. concentrationconcentrated under reduced pressure
  6. customThe residue was purified by flash chromatography (20% to 70% EtOAc/hexanes gradient)

출처 및 근거

ORD 기록
ord-3b9b81bf5b3a4facb805b834ef714e54
출처 데이터셋
uspto-grants-2015_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09079825B2

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