Sodium Hydroxide → HCID 178509268、化合物
反応式
C[N:2]([CH:4]=[C:5]([C:8](=[O:14])[C:9]1[O:10][CH:11]=[CH:12][CH:13]=1)[C:6]#[N:7])C.[N+:15]([O-])(O)=O.NNC(N)=N.[OH-].[Na+]>C(O)C>[NH2:2][C:4]1[C:5]([C:8]([C:9]2[O:10][CH:11]=[CH:12][CH:13]=2)=[O:14])=[CH:6][NH:7][N:15]=1参加物
5
実験手順
A reaction mixture comprising 19.0 g of α-[(dimethylamino)methylene]-β-oxo-2-furanepropanenitrile, 16.1 g of aminoguanidine nitrate, 250 ml of ethanol and 11.0 ml of 10N sodium hydroxide was refluxed for 6 hours and then evaporated to dryness. Water was added to the crude residue and the precipitated solid was collected, giving 17.0 g of the desired product, mp 153°-155° C.
後処理
- customevaporated to dryness
- additionWater was added to the crude residue
- customthe precipitated solid was collected
出典と根拠
- ORDレコード
- ord-5130034f4d9b4ce89bad6b753046abb2
- 出典データセット
- uspto-grants-1990_02
- 特許番号
- US04900836
反応ノート
読み込み中…