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Sodium Hydroxide → N-{3-[(2-aminoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide

HRID 1668214
ノート
印刷プレビュー

反応式

HRID 1668214 の反応式
C([NH:4][C:5]1[N:6]=[C:7]2[CH:12]=[CH:11][C:10]([O:13][C:14]3[CH:15]=[C:16]([NH:20][C:21](=[O:33])[C:22]4[CH:27]=[CH:26][CH:25]=[C:24]([C:28]5([C:31]#[N:32])[CH2:30][CH2:29]5)[CH:23]=4)[CH:17]=[CH:18][CH:19]=3)=[N:9][N:8]2[CH:34]=1)(=O)C.Cl.C(OCC)(=O)C.[OH-].[Na+]>CO>[NH2:4][C:5]1[N:6]=[C:7]2[CH:12]=[CH:11][C:10]([O:13][C:14]3[CH:15]=[C:16]([NH:20][C:21](=[O:33])[C:22]4[CH:27]=[CH:26][CH:25]=[C:24]([C:28]5([C:31]#[N:32])[CH2:30][CH2:29]5)[CH:23]=4)[CH:17]=[CH:18][CH:19]=3)=[N:9][N:8]2[CH:34]=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 3

HCID 14798Sodium HydroxideHCID 21866389Hydrogen chloride-ethyl acetateHCID 57505748N-{3-[(2-acetamidoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide

生成物 1

HCID 57505749N-{3-[(2-aminoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide収率 82%

試薬・触媒・溶媒 1

HCID 887Methanol
溶媒

実験手順

A mixture of N-{3-[(2-acetamidoimidazo[1,2-b]pyridazin-6-yl)oxy]phenyl}-3-(1-cyanocyclopropyl)benzamide (2.20 g, 4.86 mmol), 4N hydrochloric acid-ethyl acetate solution (35 mL) and methanol (35 mL) was stirred at room temperature for 14 hr. The reaction mixture was neutralized by the addition of 8N aqueous sodium hydroxide solution and extracted with ethyl acetate. The extract was washed with saturated brine, dried over anhydrous magnesium sulfate, and filtrated. The solvent was evaporated under reduced pressure, and the residue was washed with diisopropyl ether to give the title compound (1.63 g, 82%) as a yellow powder.

後処理

  1. extractionextracted with ethyl acetate
  2. washThe extract was washed with saturated brine
  3. dry with materialdried over anhydrous magnesium sulfate
  4. filtrationfiltrated
  5. customThe solvent was evaporated under reduced pressure
  6. washthe residue was washed with diisopropyl ether

出典と根拠

ORDレコード
ord-7843b1c4c6f84f78b6d8d4a2cdd8f711
出典データセット
uspto-grants-2011_10
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08044049B2

反応ノート

読み込み中…

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