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Fumaric Acid → 1-{4-Fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}-N-methylmethanamine fumarate

HRID 2047931
ノート
印刷プレビュー

反応式

HRID 2047931 の反応式
[F:1][C:2]1[C:3]([CH2:24][NH:25][CH3:26])=[CH:4][N:5]([S:14]([C:17]2[CH:18]=[N:19][CH:20]=[C:21]([CH3:23])[CH:22]=2)(=[O:16])=[O:15])[C:6]=1[C:7]1[C:8]([F:13])=[N:9][CH:10]=[CH:11][CH:12]=1.[C:27]([OH:34])(=[O:33])/[CH:28]=[CH:29]/[C:30]([OH:32])=[O:31]>C(OCC)(=O)C.C(O)C>[C:27]([OH:34])(=[O:33])/[CH:28]=[CH:29]/[C:30]([OH:32])=[O:31].[F:1][C:2]1[C:3]([CH2:24][NH:25][CH3:26])=[CH:4][N:5]([S:14]([C:17]2[CH:18]=[N:19][CH:20]=[C:21]([CH3:23])[CH:22]=2)(=[O:16])=[O:15])[C:6]=1[C:7]1[C:8]([F:13])=[N:9][CH:10]=[CH:11][CH:12]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

5

反応物 2

HCID 444972Fumaric AcidHCID 671768851-{4-fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}-N-methylmethanamine

生成物 1

HCID 671780451-{4-Fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}-N-methylmethanamine fumarate収率 87%

試薬・触媒・溶媒 2

HCID 702Ethanol溶媒
HCID 8857
Ethyl Acetate
溶媒

実験手順

To a solution of tert-butyl ({4-fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}methyl)methylcarbamate (370 mg) in ethyl acetate (2 mL) and 2-propanol (1 mL) was added 4N hydrogen chloride-ethyl acetate solution (3 mL), and the mixture was stirred at room temperature for 3 hr. The reaction mixture was concentrated under reduced pressure, and the residue was diluted with saturated aqueous sodium hydrogen carbonate solution, and extracted with ethyl acetate. The separated aqueous layer was extracted again with ethyl acetate. Combined organic layers were washed with saturated brine, dried over anhydrous magnesium sulfate and concentrated under reduced pressure to give 1-{4-fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}-N-methylmethanamine as a pale-yellow oil (yield 256 mg, 88%). A solution of the obtained 1-{4-fluoro-5-(2-fluoropyridin-3-yl)-1-[(5-methylpyridin-3-yl)sulfonyl]-1H-pyrrol-3-yl}-N-methylmethanamine in ethyl acetate (2 mL) was added dropwise to a solution of fumaric acid (78 mg) in ethanol (2 mL) and concentrated under reduced pressure. The residue was recrystallized from ethanol-water to give the title compound as a white solid (yield 288 mg, 87%).

後処理

  1. concentrationconcentrated under reduced pressure
  2. customThe residue was recrystallized from ethanol-water

出典と根拠

ORDレコード
ord-31ea4ca47a21405982be5c18d6d795b5
出典データセット
uspto-grants-2013_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08592597B2

反応ノート

読み込み中…

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