Triethyl phosphite → HCID 86745084、化合物
反応式
[CH2:1]([O:3][C:4](=[O:14])[CH:5]([NH:11][CH:12]=[O:13])[CH:6](O)[C:7]([CH3:9])=[CH2:8])[CH3:2].S(Br)(Br)=O.[P:19]([O:26]CC)([O:23][CH2:24][CH3:25])[O:20][CH2:21][CH3:22]>>[CH2:1]([O:3][C:4](=[O:14])[CH:5]([NH:11][CH:12]=[O:13])/[CH:6]=[C:7](\[CH3:9])/[CH2:8][P:19]([O:23][CH2:24][CH3:25])([O:20][CH2:21][CH3:22])=[O:26])[CH3:2]参加物
4
実験手順
By reaction of 2-formylamino-3-hydroxy-4-methyl-4-pentenoic acid ethyl ester with thionyl bromide and subsequent treatment with triethyl phosphite in a manner analogous to that described in Example 1, E-2-formylamino-4-methyl-5-diethylphosphono-3-pentenoic acid ethyl ester is obtained in the form of a pale yellow oil.
出典と根拠
- ORDレコード
- ord-4aa1f6d2b89e4db0a470ef0e117e575d
- 出典データセット
- uspto-grants-1992_12
- 特許番号
- US05175344
反応ノート
読み込み中…