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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 1838884
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반응식

HRID 1838884 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>[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

5

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 2

HCID 887Methanol용매HCID 962
Water
용매

실험 절차

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

후처리

  1. filtrationThe precipitated product is filtered off with suction
  2. dissolutiondissolved in ethyl acetate
  3. washthe solution is washed with water until neutral,
  4. customdried
  5. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-592ae5f587a548bbb2c2c773e612b14f
출처 데이터셋
uspto-grants-2004_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06677324B1

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