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Trifluoroacetic acid → 3-{4-[4-(3,4-Dichloro-phenyl)-6-trifluoromethyl-pyrimidin-2-yl]-pyridin-2-yl}-benzenesulfonamide

HRID 1989496
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HRID 1989496 반응식
C([NH:5][S:6]([C:9]1[CH:14]=[CH:13][CH:12]=[C:11]([C:15]2[CH:20]=[C:19]([C:21]3[N:26]=[C:25]([C:27]4[CH:32]=[CH:31][C:30]([Cl:33])=[C:29]([Cl:34])[CH:28]=4)[CH:24]=[C:23]([C:35]([F:38])([F:37])[F:36])[N:22]=3)[CH:18]=[CH:17][N:16]=2)[CH:10]=1)(=[O:8])=[O:7])(C)(C)C.C(O)(C(F)(F)F)=O>ClCCl>[Cl:34][C:29]1[CH:28]=[C:27]([C:25]2[CH:24]=[C:23]([C:35]([F:36])([F:38])[F:37])[N:22]=[C:21]([C:19]3[CH:18]=[CH:17][N:16]=[C:15]([C:11]4[CH:10]=[C:9]([S:6]([NH2:5])(=[O:7])=[O:8])[CH:14]=[CH:13][CH:12]=4)[CH:20]=3)[N:26]=2)[CH:32]=[CH:31][C:30]=1[Cl:33]
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반응물 2

HCID 6422Trifluoroacetic acidHCID 602094423-{4-[4-(3,4-Dichloro-phenyl)-6-trifluoromethyl-pyrimidin-2-yl]-pyridin-2-yl}-benzenesulfonic acid tert-butylamide

생성물 1

HCID 574689633-{4-[4-(3,4-Dichloro-phenyl)-6-trifluoromethyl-pyrimidin-2-yl]-pyridin-2-yl}-benzenesulfonamide수율 75.6%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

To a cooled and stirred solution of 3-{4-[4-(3,4-dichloro-phenyl)-6-trifluoromethyl-pyrimidin-2-yl]-pyridin-2-yl}-benzenesulfonic acid tert-butylamide (0.41 g) in dichloromethane (6 mL) was added TFA (6 mL) and the reaction mixture was allowed to stir at room temperature for 15 h. The mixture was evaporated to dryness and saturated NaHCO3 solution (5 mL), diethyl ether and heptane were added. The mixture was stirred at room temperature for 1 h, the precipitate was collected by filtration and further purified by flash chromatography (heptane/ethyl acetate) and crystallization (THF/hexane) to yield the title compound as an off-white solid (0.28 g, 54%). MS (ISP) 523.1 [(M−H)−]; mp 247° C.

후처리

  1. temperatureTo a cooled
  2. customThe mixture was evaporated to dryness and saturated NaHCO3 solution (5 mL), diethyl ether and heptane
  3. additionwere added
  4. stirringThe mixture was stirred at room temperature for 1 h
  5. filtrationthe precipitate was collected by filtration
  6. customfurther purified by flash chromatography (heptane/ethyl acetate) and crystallization (THF/hexane)

출처 및 근거

ORD 기록
ord-8a8c2ada919846a8b9059dd6657cb2d6
출처 데이터셋
uspto-grants-2010_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07642264B2

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