N-Bromosuccinamide → 2,7-Dibromo-4-methoxybenzo[d]thiazole
反応式
[Br:1][C:2]1[S:3][C:4]2[CH:10]=[CH:9][CH:8]=[C:7]([O:11][CH3:12])[C:5]=2[N:6]=1.[Br:13]NC(=O)CCC(N)=O>C(#N)C>[Br:1][C:2]1[S:3][C:4]2[C:10]([Br:13])=[CH:9][CH:8]=[C:7]([O:11][CH3:12])[C:5]=2[N:6]=1参加物
4
実験手順
Starting from 2-bromo-4-methoxybenzothiazole (1.6 g), N-bromosuccinamide (0.91 g) and acetonitrile (100 ml). Purification by flash chromatography (eluent 20% ethylacetate/hexane) yielded the title compound as an off-white solid (1.8 g). TLC Rf 0.31 (20% ethyl acetate in heptane).
後処理
- customPurification by flash chromatography (eluent 20% ethylacetate/hexane)
出典と根拠
- ORDレコード
- ord-950237d0a2f64321b1fcd2e90aa0eea7
- 出典データセット
- uspto-grants-2001_11
- 特許番号
- US06313116B1
反応ノート
読み込み中…