反応式
[O:1]1[CH2:5][CH2:4][CH2:3][CH2:2]1.[CH2:6]([Li])[CH2:7][CH2:8][CH3:9]>CCCCCC>[C:3]1([C:4]2([CH:5]=[O:1])[CH2:5][CH2:4][CH2:3][CH2:2]2)[CH:9]=[CH:8][CH:7]=[CH:6][CH:2]=1参加物
4
反応条件
- 温度
- -78 °C
実験手順
In starting the procedure, to a 250 ml (3-necked, round bottom) flask equipped with a nitrogen inlet tube, a rubber septum and a magnetic stirrer is added 100 ml tetrahydrofuran solution of 5.64 g (0.04 mole) of 2, benzyl-4,4,6-tetramethyl- 4,5-dihydro-1,3-oxazine. The mixture is cooled to -78° C and 0.044 mole of normal butyllithium disssolved in hexane is slowly added.
後処理
- customto a 250 ml (3-necked, round bottom) flask equipped with a nitrogen inlet tube
- additionis slowly added
出典と根拠
- ORDレコード
- ord-8481aa592966435ca1abf8393ba0b713
- 出典データセット
- uspto-grants-1978_12
- 特許番号
- US04131623
関連ノート
読み込み中…