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Potassium Carbonate → 11beta-Fluoro-7alpha-(5-hydroxypentyl)-3-(tetrahydro-pyran-2-yloxy)oestra-1,3,5(10)-trien-17-one

HRID 650350
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인쇄 미리보기

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HRID 650350 반응식
C([O:4][CH2:5][CH2:6][CH2:7][CH2:8][CH2:9][C@@H:10]1[CH2:27][C:26]2[CH:25]=[C:24]([O:28][CH:29]3[CH2:34][CH2:33][CH2:32][CH2:31][O:30]3)[CH:23]=[CH:22][C:21]=2[C@@H:20]2[C@@H:11]1[C@H:12]1[C@@:16]([CH2:18][C@@H:19]2[F:35])([CH3:17])[C:15](=[O:36])[CH2:14][CH2:13]1)(=O)C.C(=O)([O-])[O-].[K+].[K+]>CO.O.C(OCC)(=O)C>[F:35][C@H:19]1[CH2:18][C@@:16]2([CH3:17])[C@@H:12]([CH2:13][CH2:14][C:15]2=[O:36])[C@H:11]2[C@H:20]1[C:21]1[CH:22]=[CH:23][C:24]([O:28][CH:29]3[CH2:34][CH2:33][CH2:32][CH2:31][O:30]3)=[CH:25][C:26]=1[CH2:27][C@H:10]2[CH2:9][CH2:8][CH2:7][CH2:6][CH2:5][OH:4]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 2

HCID 11430Potassium CarbonateHCID 229418067alpha-(5-Acetoxypentyl)-11beta-fluoro-3-(tetrahydro-pyran-2-yloxy)oestra-1,3,5(10)-trien-17-one

생성물 1

HCID 2294178011beta-Fluoro-7alpha-(5-hydroxypentyl)-3-(tetrahydro-pyran-2-yloxy)oestra-1,3,5(10)-trien-17-one수율 103.3%

시약·촉매·용매 3

HCID 887Methanol용매HCID 962
Water
용매
HCID 8857Ethyl Acetate용매

실험 절차

7.4 g of 7α-(5-acetoxypentyl)-11β-fluoro-3-(tetrahydropyran-2-yloxy)-estra-1,3,5(10)-trien-17-one in 370 ml of methanol and 37 ml of water is stirred at room temperature with 1.8 g of potassium carbonate. After 3 hours, the reaction mixture is added to ice water. The precipitated product is suctioned off, dissolved in ethyl acetate, washed neutral with water, dried and concentrated by evaporation in a vacuum. 7.0 g of 11β-fluoro-7α-(5-hydroxypentyl)-3-(tetrahydropyran-2-yloxy)-estra-1,3,5(10)-trien-17-one is obtained as foam.

후처리

  1. washwashed neutral with water
  2. customdried
  3. concentrationconcentrated by evaporation in a vacuum

출처 및 근거

ORD 기록
ord-cfcff9368324431fa430c150612eb642
출처 데이터셋
uspto-grants-2001_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06271403B1

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