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Potassium Carbonate → N-[7-anilino-5-oxo-8-phenyl-4-(trifluoromethyl)-5,8-dihydro-1,8-naphthyridin-2-yl]methanesulfonamide

HRID 1063560
ノート
印刷プレビュー

反応式

HRID 1063560 の反応式
[NH:1]([C:8]1[N:9]([C:24]2[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=2)[C:10]2[C:15]([C:16](=[O:18])[CH:17]=1)=[C:14]([C:19]([F:22])([F:21])[F:20])[CH:13]=[C:12](Cl)[N:11]=2)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH3:30][S:31]([NH2:34])(=[O:33])=[O:32].C([O-])([O-])=O.[K+].[K+]>CS(C)=O>[NH:1]([C:8]1[N:9]([C:24]2[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=2)[C:10]2[N:11]=[C:12]([NH:34][S:31]([CH3:30])(=[O:33])=[O:32])[CH:13]=[C:14]([C:19]([F:22])([F:21])[F:20])[C:15]=2[C:16](=[O:18])[CH:17]=1)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

5

反応物 3

HCID 11430Potassium CarbonateHCID 72879MethanesulfonamideHCID 219481692-anilino-7-chloro-1-phenyl-5-trifluoromethyl-1,8-naphthyridin-4(1H)-one

生成物 1

HCID 10162479N-[7-anilino-5-oxo-8-phenyl-4-(trifluoromethyl)-5,8-dihydro-1,8-naphthyridin-2-yl]methanesulfonamide収率 4%

試薬・触媒・溶媒 1

HCID 679Dimethyl Sulfoxide
溶媒

反応条件

温度
120 °C

実験手順

To a solution of 2-anilino-7-chloro-1-phenyl-5-(trifluoromethyl)-1,8-naphthyridin-4(1H)-one (100 mg, 0.241 mmol) in DMSO (5 mL) was added methyl sulfonamide and K2CO3 (76.5 mg, 0.554 mmol). The reaction was stirred at 120° C. for 24 h. The reaction was then cooled to room temperature, quenched with water and extracted with Et2O. The organic layers were dried over MgSO4, and concentrated in vacuo. The crude residue was then passed through a plug of silica gel eluting with 1:1 Hex:EtOAc to 9:1 CH2Cl2:MeOH to afford N-[7-anilino-5-oxo-8-phenyl-4-(trifluoromethyl)-5,8-dihydro-1,8-naphthyridin-2-yl]methanesulfonamide as a white solid (4.4 mg, 4%): LCMS RT: 2.45, MH+: 475.2.

後処理

  1. temperatureThe reaction was then cooled to room temperature
  2. customquenched with water
  3. extractionextracted with Et2O
  4. dry with materialThe organic layers were dried over MgSO4
  5. concentrationconcentrated in vacuo

出典と根拠

ORDレコード
ord-05b33cd311e14a899670f2944bd1d6ca
出典データセット
uspto-grants-2005_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US06964971B2

反応ノート

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