反応式
[CH:1]([C:9]1[CH:14]=[CH:13][N:12]=[CH:11][CH:10]=1)=[CH:2][C:3]1[CH:8]=[CH:7][CH:6]=[CH:5][CH:4]=1.[Br:15][CH2:16][CH2:17][CH2:18][CH2:19]Br>C(OC(=O)C)C>[Br-:15].[Br:15][CH2:16][CH2:17][CH2:18][CH2:19][N+:12]1[CH:11]=[CH:10][C:9]([CH:1]=[CH:2][C:3]2[CH:8]=[CH:7][CH:6]=[CH:5][CH:4]=2)=[CH:14][CH:13]=1参加物
4
実験手順
A mixture of 4-styrylpyridine (0.181 g) and 1,4-dibromobutane (0.432 g) in ethylacetate (5 ml) was stirred and refluxed for 24 hours, and then filtered. The crystals obtained were washed and dried to give 0.31 of N-(4-bromobutyl)-4-styrylpyridinium bromide λmax of 344 nm (water). NMR (CDCl3, p.p.m.): 9.4(d.,2H), 8.0(d.,2H), 7.0-7.7(m.,7H), 4.9(T.,2H), 3.4(m.,2H), 2.0(m.,4H).
後処理
- temperaturerefluxed for 24 hours
- filtrationfiltered
- customThe crystals obtained
- washwere washed
- customdried
出典と根拠
- ORDレコード
- ord-4fca8ceaf0194f998df490cbae3aa45e
- 出典データセット
- uspto-grants-2000_02
- 特許番号
- US06020436
関連ノート
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