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Lithium Hydroxide → 3-[3-tert-Butyl-4-(2-{4-[(methylsulfonyl)oxy]phenyl}ethoxy)phenyl]-2-ethoxypropanoic acid

HRID 353299
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HRID 353299 반응식
[C:1]([C:5]1[CH:6]=[C:7]([CH2:25][CH:26]([O:32][CH2:33][CH3:34])[C:27]([O:29]CC)=[O:28])[CH:8]=[CH:9][C:10]=1[O:11][CH2:12][CH2:13][C:14]1[CH:19]=[CH:18][C:17]([O:20][S:21]([CH3:24])(=[O:23])=[O:22])=[CH:16][CH:15]=1)([CH3:4])([CH3:3])[CH3:2].[OH-].[Li+]>C1COCC1.O>[C:1]([C:5]1[CH:6]=[C:7]([CH2:25][CH:26]([O:32][CH2:33][CH3:34])[C:27]([OH:29])=[O:28])[CH:8]=[CH:9][C:10]=1[O:11][CH2:12][CH2:13][C:14]1[CH:19]=[CH:18][C:17]([O:20][S:21]([CH3:24])(=[O:22])=[O:23])=[CH:16][CH:15]=1)([CH3:4])([CH3:2])[CH3:3]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 2

HCID 3939Lithium HydroxideHCID 10300195Ethyl 3-[3-tert-butyl-4-(2-{4-[(methylsulfonyl)oxy]phenyl}ethoxy)phenyl]-2-ethoxypropanoate

생성물 1

HCID 227084073-[3-tert-Butyl-4-(2-{4-[(methylsulfonyl)oxy]phenyl}ethoxy)phenyl]-2-ethoxypropanoic acid수율 81.8%

시약·촉매·용매 2

HCID 962Water용매2회HCID 8028Tetrahydrofuran
용매

실험 절차

Ethyl 3-[3-tert-butyl-4-(2-{4-[(methylsulfonyl)oxy]phenyl}ethoxy)phenyl]-2-ethoxypropanoate (0.025 g; 0.050 mmole) was dissolved in THF and water (2:1), 0.1 M lithium hydroxide (2 ml) was added and the reaction mixture was stirred over night. Water was added and the THF evaporated. The remaining water was acidified with diluted hydrochloric acid and extracted with ethyl acetate. The organic phase was dried with magnesium sulfate. Evaporation gave 0.019 g (80% yield) of the product.

후처리

  1. customthe THF evaporated
  2. extractionextracted with ethyl acetate
  3. dry with materialThe organic phase was dried with magnesium sulfate
  4. customEvaporation

출처 및 근거

ORD 기록
ord-9d148c8530e4490194e26169e591fb02
출처 데이터셋
uspto-grants-2004_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06750252B2

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