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Hydrochloric Acid → 6-(3-{[3-(Trifluoromethyl)benzoyl]amino}phenoxy)imidazo[1,2-b]pyridazine-2-carboxylic acid

HRID 1667877
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HRID 1667877 반응식
[F:1][C:2]([F:34])([F:33])[C:3]1[CH:4]=[C:5]([CH:30]=[CH:31][CH:32]=1)[C:6]([NH:8][C:9]1[CH:10]=[C:11]([CH:27]=[CH:28][CH:29]=1)[O:12][C:13]1[CH:14]=[CH:15][C:16]2[N:17]([CH:19]=[C:20]([C:22]([O:24]CC)=[O:23])[N:21]=2)[N:18]=1)=[O:7].[OH-].[Na+].CO.Cl>O>[F:33][C:2]([F:1])([F:34])[C:3]1[CH:4]=[C:5]([CH:30]=[CH:31][CH:32]=1)[C:6]([NH:8][C:9]1[CH:10]=[C:11]([CH:27]=[CH:28][CH:29]=1)[O:12][C:13]1[CH:14]=[CH:15][C:16]2[N:17]([CH:19]=[C:20]([C:22]([OH:24])=[O:23])[N:21]=2)[N:18]=1)=[O:7]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 313Hydrochloric AcidHCID 887MethanolHCID 14798Sodium HydroxideHCID 57385787Ethyl 6-(3-{[3-(trifluoromethyl)benzoyl]amino}phenoxy)imidazo[1,2-b]pyridazine-2-carboxylate

생성물 1

HCID 573875936-(3-{[3-(Trifluoromethyl)benzoyl]amino}phenoxy)imidazo[1,2-b]pyridazine-2-carboxylic acid수율 96.1%

시약·촉매·용매 1

HCID 962Water용매

실험 절차

A mixture of ethyl 6-(3-{[3-(trifluoromethyl)benzoyl]amino}phenoxy)imidazo[1,2-b]pyridazine-2-carboxylate (470 mg, 1.00 mmol), 8N aqueous sodium hydroxide solution (2.0 mL) and methanol (6.0 mL) was stirred at room temperature for 4 hr. 6N Hydrochloric acid (2.7 mL) and water (25 mL) were added to the mixture, and the mixture was extracted with ethyl acetate (50 mL). The extract was dried over anhydrous magnesium sulfate, and the solvent was evaporated under reduced pressure to give the title compound (425 mg, 96%) as a white powder.

후처리

  1. extractionthe mixture was extracted with ethyl acetate (50 mL)
  2. dry with materialThe extract was dried over anhydrous magnesium sulfate
  3. customthe solvent was evaporated under reduced pressure

출처 및 근거

ORD 기록
ord-7702095fafc14c6d813a1d4c405c868c
출처 데이터셋
uspto-grants-2011_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08044049B2

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