Dimethylformamide → 2-Bromo-5-(2-oxazolyl)benzeneacetyl chloride
反応式
[Br:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[O:9][CH:10]=[CH:11][N:12]=2)=[CH:4][C:3]=1[CH2:13][C:14]([OH:16])=O.CN(C)C=O.C(Cl)(=O)C([Cl:25])=O>C(Cl)Cl>[Br:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[O:9][CH:10]=[CH:11][N:12]=2)=[CH:4][C:3]=1[CH2:13][C:14]([Cl:25])=[O:16]参加物
5
実験手順
To the title compound of Step (B) and 0.048 ml dimethylformamide (DMF) in 19 ml CH2Cl2, oxalyl chloride (2M in CH2Cl2, 2.38 ml, 4.75 mmol) was added. The reaction was stirred at room temperature for 1 hour and concentrated to give the title compound of this step as a gum.
後処理
- concentrationconcentrated
出典と根拠
- ORDレコード
- ord-22120d8aaa6b419794a989583b536f0d
- 出典データセット
- uspto-grants-1998_12
- 特許番号
- US05846990
反応ノート
読み込み中…