Diazomethane → 3-Hexynoic acid methyl ester
反応式
[C:1]([OH:8])(=[O:7])[CH2:2][C:3]#[C:4][CH2:5][CH3:6].[N+](=[CH2:11])=[N-]>CCOCC.C(O)(=O)C>[CH3:11][O:7][C:1](=[O:8])[CH2:2][C:3]#[C:4][CH2:5][CH3:6]参加物
5
実験手順
A solution of 5.9 g of 3-hexynoic acid in 50 ml of ether is treated with a slight excess of ethereal diazomethane solution. A few drops of glacial acetic acid are added to the mixture, the mixture is concentrated in vacuo and then distilled. 5.65 g of the title compound are obtained: b.p. 62° C. (5 mm).
後処理
- concentrationthe mixture is concentrated in vacuo
- distillationdistilled
出典と根拠
- ORDレコード
- ord-f9726011908648edaaa2665197868482
- 出典データセット
- uspto-grants-1984_08
- 特許番号
- US04466969
反応ノート
読み込み中…