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

HRID 350107
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HRID 350107 반응식
[CH3:1][C:2]1[O:3][C:4]([CH3:33])=[C:5]([CH2:7][O:8][C:9]2[CH:32]=[CH:31][C:12]([CH2:13][N:14]3[CH:18]=[C:17]([CH2:19][CH2:20][C:21]([O:23]C)=[O:22])[C:16]([C:25]4[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=4)=[N:15]3)=[CH:11][CH:10]=2)[N:6]=1.O.[OH-].[Li+].O1CCCC1.Cl>CO.O>[CH3:1][C:2]1[O:3][C:4]([CH3:33])=[C:5]([CH2:7][O:8][C:9]2[CH:32]=[CH:31][C:12]([CH2:13][N:14]3[CH:18]=[C:17]([CH2:19][CH2:20][C:21]([OH:23])=[O:22])[C:16]([C:25]4[CH:26]=[CH:27][CH:28]=[CH:29][CH:30]=4)=[N:15]3)=[CH:11][CH:10]=2)[N:6]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 313Hydrochloric AcidHCID 8028TetrahydrofuranHCID 168937Lithium hydroxide, monohydrateHCID 69427136methyl 3-[1-[4-(2,5-dimethyl-4-oxazolylmethoxy)benzyl]3-phenyl-1H-pyrazol-4-yl]propionate

생성물 1

HCID 694223653-[1-[4-(2,5-dimethyl-4-oxazolylmethoxy)benzyl]3-phenyl-1H-pyrazol-4-yl]propionic acid수율 99%

시약·촉매·용매 2

HCID 887Methanol용매HCID 962Water용매

실험 절차

A mixture of methyl 3-[1-[4-(2,5-dimethyl-4-oxazolylmethoxy)benzyl]3-phenyl-1H-pyrazol-4-yl]propionate (254 mg), lithium hydroxide monohydrate (69.9 mg), tetrahydrofuran (6 ml), water (4 ml) and methanol (4 ml) was stirred at room temperature for 2 hours, and 1N hydrochloric acid (1.7 ml) was added to the mixture, which was extracted with ethyl acetate. The ethyl acetate layer was washed with saturated aqueous sodium chloride solution, dried (MgSO4), then concentrated to yield 3-[1-[4-(2,5-dimethyl-4-oxazolylmethoxy)benzyl]3-phenyl-1H-pyrazol-4-yl]propionic acid (243 mg, yield: 99%) as an amorphous substance.

후처리

  1. extractionwas extracted with ethyl acetate
  2. washThe ethyl acetate layer was washed with saturated aqueous sodium chloride solution
  3. dry with materialdried (MgSO4)
  4. concentrationconcentrated

출처 및 근거

ORD 기록
ord-0e76b7f28951487083813ffb1a8386ee
출처 데이터셋
uspto-grants-2007_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07179823B1

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