HCID 20453052、化合物 → HCID 20453061、化合物
反応式
Cl.[Br:2][C:3]1[O:4][C:5]2[CH:26]=[CH:25][CH:24]=[CH:23][C:6]=2[C:7]=1[CH2:8][N:9]1[CH2:14][CH2:13][CH2:12][CH:11]([C:15]2[CH:20]=[CH:19][CH:18]=[C:17]([O:21]C)[CH:16]=2)[CH2:10]1>Br>[BrH:2].[Br:2][C:3]1[O:4][C:5]2[CH:26]=[CH:25][CH:24]=[CH:23][C:6]=2[C:7]=1[CH2:8][N:9]1[CH2:14][CH2:13][CH2:12][CH:11]([C:15]2[CH:16]=[C:17]([OH:21])[CH:18]=[CH:19][CH:20]=2)[CH2:10]1参加物
3
実験手順
1-(2-Bromo-3-benzofurylmethyl)-3-(3-methoxyphenyl) piperidine hydrochloride (1) (0.65 g) in 48% hydrobromic acid (200 ml) was heated at 110°-115° C. for 1.5 hours under nitrogen, and evaporated to dryness in vacuo. The residue crystallised from ethanol-ether to afford 3-[1-(2-bromo-3-benzofurylmethyl)-3-piperidyl]phenol hydrobromide (11) (0.6 g), m.p. 134°-140° C. (Found: M+ 385.0665. C20H20NO2Br requires M 385.0677).
後処理
- customevaporated to dryness in vacuo
- customThe residue crystallised from ethanol-ether
出典と根拠
- ORDレコード
- ord-240702e0c4824b18870531c6b20241fd
- 出典データセット
- uspto-grants-1984_07
- 特許番号
- US04460594
反応ノート
読み込み中…