Ethyl 3-(bromophenyl)acetate → Ethyl 4-(3-bromophenyl)butanoate
反応式
Br[C:2]1[CH:7]=[CH:6][C:5]([CH2:8][CH2:9][CH2:10][C:11]([O:13][CH2:14][CH3:15])=[O:12])=[CH:4][CH:3]=1.[Br:16]C1C=C(CC(OCC)=O)C=CC=1>>[Br:16][C:3]1[CH:4]=[C:5]([CH2:8][CH2:9][CH2:10][C:11]([O:13][CH2:14][CH3:15])=[O:12])[CH:6]=[CH:7][CH:2]=1参加物
3
実験手順
Employing the same general multistep preparation as for ethyl 4-(4-bromophenyl)butanoate (Compound C), 60 g (246 mmol) of ethyl (3-bromophenyl)acetate (Compound B) was converted into the title compound (oil) using 255 ml (255 mmol) of diisobutyl aluminum hydride (DIBAL-H, 1M in hexane), 85.8 g (250 mmol) of (carbethoxy methylene)triphenylphosphorane and 1.7 g of 10% Pd/C.
出典と根拠
- ORDレコード
- ord-bbd2b45e8f9b4d7dbebe53c304885efe
- 出典データセット
- uspto-grants-1998_03
- 特許番号
- US05723620
反応ノート
読み込み中…