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Sodium borohydride → (S)-2-(4-Fluorophenyl)propan-1-ol

HRID 869169
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HRID 869169 반응식
C([C@H]1COC(=O)N1[C:14](=[O:24])[C@H:15]([C:17]1[CH:22]=[CH:21][C:20]([F:23])=[CH:19][CH:18]=1)[CH3:16])C1C=CC=CC=1.[BH4-].[Na+]>C1COCC1.O>[F:23][C:20]1[CH:19]=[CH:18][C:17]([C@H:15]([CH3:16])[CH2:14][OH:24])=[CH:22][CH:21]=1
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참가 물질

5

반응물 2

HCID 4311764Sodium borohydrideHCID 67452410(S)-4-Benzyl-3-((S)-2-(4-fluorophenyl)propanoyl)oxazolidin-2-one

생성물 1

HCID 12969931(S)-2-(4-Fluorophenyl)propan-1-ol수율 97.2%

시약·촉매·용매 2

HCID 962Water용매HCID 8028Tetrahydrofuran용매

실험 절차

To a room-temperature solution of (S)-4-benzyl-3-((S)-2-(4-fluorophenyl)propanoyl)oxazolidin-2-one (1.8 g, 5.5 mmol, 1.0 equiv) in THF (18 mL) was added a solution of NaBH4 (1.0 g, 26.4 mmol, 4.8 equiv) in water (6.0 mL). The reaction mixture was stirred for 3 h at room temperature and then quenched by the careful addition of aq. 1M HCl. The reaction mixture was diluted with water and ethyl acetate. The layers were separated and the organic layer was subsequently washed with brine, dried over Na2SO4, filtered and concentrated in vacuo. Purification by silica gel chromatography (10-75% EtOAc/Hexanes) provided the title compound (0.824 g, 97%).

후처리

  1. customquenched by the careful addition of aq. 1M HCl
  2. additionThe reaction mixture was diluted with water and ethyl acetate
  3. customThe layers were separated
  4. washthe organic layer was subsequently washed with brine
  5. dry with materialdried over Na2SO4
  6. filtrationfiltered
  7. concentrationconcentrated in vacuo
  8. customPurification by silica gel chromatography (10-75% EtOAc/Hexanes)

출처 및 근거

ORD 기록
ord-d7547846f5e747559e1c4700f2813bd1
출처 데이터셋
uspto-grants-2015_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08969346B2

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