Sodium Dithionite → 2,3-Diamino-5-ethylsulfanyl-benzoic acid ethyl ester
反応式
[CH2:1]([O:3][C:4](=[O:18])[C:5]1[CH:10]=[C:9]([S:11][CH2:12][CH3:13])[CH:8]=[C:7]([NH2:14])[C:6]=1[N+:15]([O-])=O)[CH3:2].[O-]S(S([O-])=O)=O.[Na+].[Na+]>C(O)C.C(OCC)(=O)C.O>[CH2:1]([O:3][C:4](=[O:18])[C:5]1[CH:10]=[C:9]([S:11][CH2:12][CH3:13])[CH:8]=[C:7]([NH2:14])[C:6]=1[NH2:15])[CH3:2]参加物
4
実験手順
1.5 g (5.5 mmol) of 3-amino-5-ethylsulfanyl-2-nitro-benzoic acid ethyl ester was reduced by 2.9 g (16.6 mmol) of Na2S2O4 in 28 mL of ethanol/ethyl acetate/water (3:3:1) at 80° C. for 3 h to produce 2,3-diamino-5-ethylsulfanyl-benzoic acid ethyl ester. LCMS: 241 (M+1)+.
出典と根拠
- ORDレコード
- ord-0ae70b47b9a043b2bc0014ad37b39f07
- 出典データセット
- uspto-grants-2011_02
- 特許番号
- US07893267B2
反応ノート
読み込み中…