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Triphenylphosphine → [2-((S)-2-Imidazol-1-yl-1-phenyl-ethoxy)-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-ylmethyl]-carbamic acid tert-butyl ester

HRID 496412
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HRID 496412 반응식
[C:1]([O:5][C:6](=[O:21])[NH:7][CH2:8][C:9]1[C:18]2[CH2:17][CH2:16][CH2:15][C:14](=[O:19])[C:13]=2[CH:12]=[CH:11][C:10]=1[OH:20])([CH3:4])([CH3:3])[CH3:2].[N:22]1([CH2:27][C@@H:28]([C:30]2[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=2)O)[CH:26]=[CH:25][N:24]=[CH:23]1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.CCOC(/N=N/C(OCC)=O)=O>CO.C(Cl)Cl.C1COCC1>[C:1]([O:5][C:6](=[O:21])[NH:7][CH2:8][C:9]1[C:18]2[CH2:17][CH2:16][CH2:15][C:14](=[O:19])[C:13]=2[CH:12]=[CH:11][C:10]=1[O:20][C@@H:28]([C:30]1[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=1)[CH2:27][N:22]1[CH:26]=[CH:25][N:24]=[CH:23]1)([CH3:4])([CH3:2])[CH3:3]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 11776TriphenylphosphineHCID 707108(R)-2-Imidazol-1-yl-1-phenyl-ethanolHCID 5462977Diethyl azodicarboxylateHCID 20828939(2-Hydroxy-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-ylmethyl)-carbamic acid tert-butyl ester

생성물 1

HCID 60029890[2-((S)-2-Imidazol-1-yl-1-phenyl-ethoxy)-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-ylmethyl]-carbamic acid tert-butyl ester
수율 77%

시약·촉매·용매 2

HCID 8028Tetrahydrofuran용매HCID 21226129Dichloromethane methanol용매

실험 절차

A round bottom flask was charged with (2-Hydroxy-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-ylmethyl)-carbamic acid tert-butyl ester (700 mg, 2.40 mmol), (R)-2-imidazol-1-yl-1-phenyl-ethanol (544 mg, 2.89 mmol), triphenylphospine (759 mg, 2.89 mmol) and dry THF (14 mL). After approximately 15 nm, diethylazodicarboxylate (0.46 mL, 2.89 mmol) was added slowly. The reaction was stirred overnight and concentrated to give a yellow oil. Purification by chromatography (10-20% acetone/CH2Cl2 then 5% MeOH/CH2Cl2) afforded the title compound as a white foam (0.850 g, 1.84 mmol, 77%). The structure was confirmed by NMR and mass spectrometry. MS m/z 462 (M++H).

후처리

  1. concentrationconcentrated
  2. customto give a yellow oil
  3. customPurification by chromatography (10-20% acetone/CH2Cl2

출처 및 근거

ORD 기록
ord-8d2587de47044b4fb0169ff59e3e1e00
출처 데이터셋
uspto-grants-2005_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06943183B2

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