2-Propenoic acid, 2-cyano-3-ethoxy-, ethyl ester → Ethyl 2-cyano-3-(5-ethyl-2-pyridylamino)acrylate
反応式
[NH2:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][CH3:9])=[CH:4][N:3]=1.C(O[CH:13]=[C:14]([C:20]#[N:21])[C:15]([O:17][CH2:18][CH3:19])=[O:16])C.C(C(=CNC1C=CC(C)=CN=1)C(OCC)=O)#N>>[C:20]([C:14](=[CH:13][NH:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][CH3:9])=[CH:4][N:3]=1)[C:15]([O:17][CH2:18][CH3:19])=[O:16])#[N:21]参加物
4
実験手順
The title compound (m.p. 155°-156°, 25.4% yield) was prepared from 2-amino-5-ethylpyridine and ethyl ethoxymethylenecyanoacetate in a manner similar to that described for the preparation of ethyl 2-cyano-3-(5-methyl-2-pyridylamino)acrylate in Preparation 6.
出典と根拠
- ORDレコード
- ord-cf23d662f1b84f24ba3646701314fbd6
- 出典データセット
- uspto-grants-1980_03
- 特許番号
- US04192944
反応ノート
読み込み中…