Acetic Anhydride → 2-Acetamido-5H-s-triazolo[5,1-a]isoindole
反応式
[NH2:1][C:2]1[N:13]=[C:5]2[C:6]3[C:11]([CH2:12][N:4]2[N:3]=1)=[CH:10][CH:9]=[CH:8][CH:7]=3.[C:14](OC(=O)C)(=[O:16])[CH3:15]>C1C=CC=CC=1>[C:14]([NH:1][C:2]1[N:13]=[C:5]2[C:6]3[C:11]([CH2:12][N:4]2[N:3]=1)=[CH:10][CH:9]=[CH:8][CH:7]=3)(=[O:16])[CH3:15]参加物
4
実験手順
2-Amino-5H-s-triazolo[5,1-a]isoindole (12.08 g) and acetic anhydride (8 ml) are boiled for one hour in 150 ml of benzene. After cooling, the solid precipitate is recovered on filter and then is crystallized from ethyl acetate. Yield 14.35 g (97%). M.p. 258-9°C.
後処理
- temperatureAfter cooling
- customthe solid precipitate is recovered
- filtrationon filter
- customis crystallized from ethyl acetate
出典と根拠
- ORDレコード
- ord-9e37139e3025459c84c5f985bc6dacf2
- 出典データセット
- uspto-grants-1977_02
- 特許番号
- US04007276
反応ノート
読み込み中…