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llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
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(3aR,4R,5R,6aS)-4-formyl-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoate → (1S,5R,6R,7R)-6-[(E)-3-Oxo-3-({2RS}-1,3-benzodioxan-2-yl)-1-propenyl]-7-benzoyloxy-2-oxabicyclo[3,3,0]octan-3-one

HRID 1856056
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인쇄 미리보기

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HRID 1856056 반응식
[CH:1]([C@H:3]1[C@H:10]([O:11][C:12](=[O:19])[C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=2)[CH2:9][C@H:8]2[C@@H:4]1[CH2:5][C:6](=[O:20])[O:7]2)=O.[O:21]=[C:22]([CH:43]1[O:48][C:47]2[CH:49]=[CH:50][CH:51]=[CH:52][C:46]=2[CH2:45][O:44]1)[CH:23]=P(C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>C1C=CC=CC=1>[O:21]=[C:22]([CH:43]1[O:48][C:47]2[CH:49]=[CH:50][CH:51]=[CH:52][C:46]=2[CH2:45][O:44]1)/[CH:23]=[CH:1]/[C@H:3]1[C@H:10]([O:11][C:12](=[O:19])[C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=2)[CH2:9][C@H:8]2[C@@H:4]1[CH2:5][C:6](=[O:20])[O:7]2
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

4

반응물 2

HCID 11000244(3aR,4R,5R,6aS)-4-formyl-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoateHCID 233474421-(2H,4H-1,3-Benzodioxin-2-yl)-2-(triphenyl-lambda~5~-phosphanylidene)ethan-1-one

생성물 1

HCID 70588948(1S,5R,6R,7R)-6-[(E)-3-Oxo-3-({2RS}-1,3-benzodioxan-2-yl)-1-propenyl]-7-benzoyloxy-2-oxabicyclo[3,3,0]octan-3-one

시약·촉매·용매 1

HCID 241Benzene용매

실험 절차

Under an argon atmosphere, 7 g. of (1S,5R,6R,7R)-6-formyl-7-benzoyloxy-2-oxabicyclo[3,3,0]octan-3-one, E. J. Corey et al., J. Amer. Chem. Soc. 91, 5675 (1969), and 11.2 g. of [2-oxo-2-(1,3-benzodioxan-2-yl)-ethylidene]-triphenylphosphorane were agitated at room temperature for 16 hours in 300 ml. of benzene. The reaction mixture was then evaporated to dryness under vacuum. The residue was purified by column chromatography on silica gel with hexane/20-60% ethyl acetate as the eluent. Yield: 5 g. of an oil.

후처리

  1. customThe reaction mixture was then evaporated to dryness under vacuum
  2. customThe residue was purified by column chromatography on silica gel with hexane/20-60% ethyl acetate as the eluent

출처 및 근거

ORD 기록
ord-9f1fb030ac5c435496645533e7892150
출처 데이터셋
uspto-grants-1980_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04217360

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