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Hydrochloric Acid → 3-[1-benzyl-3-[6-(5-methyl-2-phenyl-4-oxazolylmethoxy)-3-pyridylmethoxy]-1H-pyrazol-4-yl]propionic acid

HRID 1295322
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HRID 1295322 반응식
[CH2:1]([N:8]1[CH:12]=[C:11]([CH2:13][CH2:14][C:15]([O:17]CC)=[O:16])[C:10]([O:20][CH2:21][C:22]2[CH:23]=[N:24][C:25]([O:28][CH2:29][C:30]3[N:31]=[C:32]([C:36]4[CH:41]=[CH:40][CH:39]=[CH:38][CH:37]=4)[O:33][C:34]=3[CH3:35])=[CH:26][CH:27]=2)=[N:9]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[OH-].[Na+].O1CCCC1.Cl>C(O)C>[CH2:1]([N:8]1[CH:12]=[C:11]([CH2:13][CH2:14][C:15]([OH:17])=[O:16])[C:10]([O:20][CH2:21][C:22]2[CH:23]=[N:24][C:25]([O:28][CH2:29][C:30]3[N:31]=[C:32]([C:36]4[CH:37]=[CH:38][CH:39]=[CH:40][CH:41]=4)[O:33][C:34]=3[CH3:35])=[CH:26][CH:27]=2)=[N:9]1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 313Hydrochloric AcidHCID 8028TetrahydrofuranHCID 14798Sodium HydroxideHCID 69431214ethyl 3-[1-benzyl-3-[6-(5-methyl-2-phenyl-4-oxazolylmethoxy)-3-pyridylmethoxy]-1H-pyrazol-4-yl]propionate

생성물 1

HCID 694265073-[1-benzyl-3-[6-(5-methyl-2-phenyl-4-oxazolylmethoxy)-3-pyridylmethoxy]-1H-pyrazol-4-yl]propionic acid수율 90.2%

시약·촉매·용매

1
HCID 702Ethanol용매

실험 절차

A mixture of ethyl 3-[1-benzyl-3-[6-(5-methyl-2-phenyl-4-oxazolylmethoxy)-3-pyridylmethoxy]-1H-pyrazol-4-yl]propionate (746 mg), 1N aqueous sodium hydroxide solution (3 ml), tetrahydrofuran (6 ml) and ethanol (6 ml) was stirred at room temperature. 1N Hydrochloric acid (3 ml) was added to the reaction mixture and the mixture was extracted with ethyl acetate. The ethyl acetate layer was washed with saturated brine, dried (MgSO4) and concentrated. The obtained colorless crystals were collected by filtration to give 3-[1-benzyl-3-[6-(5-methyl-2-phenyl-4-oxazolylmethoxy)-3-pyridylmethoxy]-1H-pyrazol-4-yl]propionic acid (639 mg, yield 90%), which was then recrystallized from acetone-hexane. melting point: 130–131° C.

후처리

  1. extractionthe mixture was extracted with ethyl acetate
  2. washThe ethyl acetate layer was washed with saturated brine
  3. dry with materialdried (MgSO4)
  4. concentrationconcentrated
  5. filtrationThe obtained colorless crystals were collected by filtration

출처 및 근거

ORD 기록
ord-b2ae9b78c36f498fbc4f49ef7375b31a
출처 데이터셋
uspto-grants-2007_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07241785B2

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