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Sodium Hydroxide → 5-(3-((7-Methoxy-1,5-naphthyridin-4-ylamino)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)isoxazole-3-carboxylic acid

HRID 40208
ノート
印刷プレビュー

反応式

HRID 40208 の反応式
[CH3:1][O:2][C:3]1[CH:12]=[C:11]2[C:6]([C:7]([NH:13][CH2:14][C:15]3[N:19]4[N:20]=[C:21]([C:24]5[O:28][N:27]=[C:26]([C:29]([O:31]CC)=[O:30])[CH:25]=5)[CH:22]=[CH:23][C:18]4=[N:17][N:16]=3)=[CH:8][CH:9]=[N:10]2)=[N:5][CH:4]=1.[OH-].[Na+]>CO.O>[CH3:1][O:2][C:3]1[CH:12]=[C:11]2[C:6]([C:7]([NH:13][CH2:14][C:15]3[N:19]4[N:20]=[C:21]([C:24]5[O:28][N:27]=[C:26]([C:29]([OH:31])=[O:30])[CH:25]=5)[CH:22]=[CH:23][C:18]4=[N:17][N:16]=3)=[CH:8][CH:9]=[N:10]2)=[N:5][CH:4]=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 2

HCID 14798Sodium HydroxideHCID 57691073Ethyl 5-(3-((7-methoxy-1,5-naphthyridin-4-ylamino)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)isoxazole-3-carboxylate

生成物 1

HCID 576912215-(3-((7-Methoxy-1,5-naphthyridin-4-ylamino)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)isoxazole-3-carboxylic acid

試薬・触媒・溶媒 2

HCID 887Methanol溶媒HCID 962Water
溶媒

反応条件

温度
50 °C

実験手順

To a solution of ethyl 5-(3-((7-methoxy-1,5-naphthyridin-4-ylamino)methyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)isoxazole-3-carboxylate (0.045 g, 0.10 mmol) in methanol (1 mL) and water (0.5 mL) was added sodium hydroxide (6M, 0.050 ml, 0.30 mmol). The mixture was stirred at 50° C. for two hours, then was concentrated and diluted with water (2 mL). 2M HCL was added dropwise until precipitation was observed, the tan solid was collected by filtration. The solid was taken up in isopropanol and heated to 100° C. The resulting suspension was cooled to room temperature and filtered to yield the product as a tan solid. MS m/z=418.6 [M+1]+. Calc'd for C19H14N8O4: 418.1.

後処理

  1. concentrationwas concentrated
  2. additiondiluted with water (2 mL)
  3. addition2M HCL was added dropwise until precipitation
  4. filtrationthe tan solid was collected by filtration
  5. temperatureheated to 100° C
  6. temperatureThe resulting suspension was cooled to room temperature
  7. filtrationfiltered

出典と根拠

ORDレコード
ord-1fe6435c10154a7a92c8f3c27345dd08
出典データセット
uspto-grants-2013_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08524900B2

反応ノート

読み込み中…

このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート