Water → 2-Bromoisovanillin
反応式
[O:1]=[CH:2][C:3]1[CH:11]=[CH:10][C:7]([O:8][CH3:9])=[C:5]([OH:6])[CH:4]=1.[Br:12]Br.O>C(Cl)(Cl)Cl>[Br:12][C:4]1[C:5]([OH:6])=[C:7]([O:8][CH3:9])[CH:10]=[CH:11][C:3]=1[CH:2]=[O:1]参加物
5
実験手順
Isovanillin (76.1 g, 0.5 m) was suspended in 750 ml of chloroform. Bromine (27.3 ml, 0.5 m) in 200 ml of chloroform was added at 0° slowly. Water was added to give the desired 2-bromo-3-hydroxy-4-methoxy-benzaldehyde, m.p. 197°-203°.
出典と根拠
- ORDレコード
- ord-08af42a8f09945bbae556b361316f6ff
- 出典データセット
- uspto-grants-1982_08
- 特許番号
- US04342686
反応ノート
読み込み中…