反応式
[C:1]([C:3]1[CH:4]=[CH:5][C:6]2[N:7]([C:9]([C:12]([O:14]CC)=[O:13])=[CH:10][N:11]=2)[CH:8]=1)#[N:2].[CH3:17][O:18][CH2:19][C:20]([NH:22][NH2:23])=O.C[O-].[Na+]>C(OCCO)C>[CH3:17][O:18][CH2:19][C:20]1[N:2]=[C:1]([C:3]2[CH:4]=[CH:5][C:6]3[N:7]([C:9]([C:12]([OH:14])=[O:13])=[CH:10][N:11]=3)[CH:8]=2)[NH:23][N:22]=1参加物
5
反応条件
- 温度
- 110 °C
実験手順
To a solution of ethyl 6-cyanoimidazo[1,2-a]pyridine-3-carboxylate (24q) (265 mg, 1.23 mmol) and 2-methoxyacetohydrazide (193 mg, 1.85 mmol) in 2-ethoxyethanol (5 mL) was added NaOMe (0.5 M in MeOH, 3.7 mL). The mixture was heated at 110° C. in a sealed vial overnight. The reaction mixture was purified by HPLC to give 6-(3-(methoxymethyl)-1H-1,2,4-triazol-5-yl)imidazo[1,2-a]pyridine-3-carboxylic acid (99). MS m/z 274.1 (M+1)+.
後処理
- customThe reaction mixture was purified by HPLC
出典と根拠
- ORDレコード
- ord-8e382648660341ad8916191929ed4fac
- 出典データセット
- uspto-grants-2013_10
- 特許番号
- US08569283B2
関連ノート
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