Phosphorus oxychloride → Methyl 2-[2-(4-chlorophenyl)-5-(3-thienyl)-4-oxazolyl]acetate
反応式
[Cl:1][C:2]1[CH:23]=[CH:22][C:5]([C:6]([NH:8][CH:9]([C:15]([C:17]2[CH:21]=[CH:20][S:19][CH:18]=2)=[O:16])[CH2:10][C:11]([O:13][CH3:14])=[O:12])=O)=[CH:4][CH:3]=1.P(Cl)(Cl)(Cl)=O>CN(C)C=O>[Cl:1][C:2]1[CH:23]=[CH:22][C:5]([C:6]2[O:16][C:15]([C:17]3[CH:21]=[CH:20][S:19][CH:18]=3)=[C:9]([CH2:10][C:11]([O:13][CH3:14])=[O:12])[N:8]=2)=[CH:4][CH:3]=1参加物
4
実験手順
13 g of methyl 3-(4-chlorobenzoylamino)-3-(3-thienylcarbonyl)propionate, 50 ml of dimethylformamide and 9.6 g of phosphorus oxychloride are treated in the same manner as described in Example 1. 11 g of methyl 2-[2-(4-chlorophenyl)-5-(3-thienyl)-4-oxazolyl]acetate are thereby obtained.
出典と根拠
- ORDレコード
- ord-ebfb594b38ac4116a5b32d17b32a23c6
- 出典データセット
- uspto-grants-1984_07
- 特許番号
- US04460596
反応ノート
読み込み中…