2-Ethylaniline → 5,7-Dichloro-3-methyl-1H-indazole
反応式
[Cl:1][C:2]1[CH:8]=[C:7]([Cl:9])[CH:6]=[C:5]([CH2:10][CH3:11])[C:3]=1[NH2:4].C(C1C([NH2:20])=CC=CC=1)C.ClN1C(=O)CCC1=O>C(#N)C>[Cl:9][C:7]1[CH:6]=[C:5]2[C:3](=[C:2]([Cl:1])[CH:8]=1)[NH:4][N:20]=[C:10]2[CH3:11]参加物
5
実験手順
5,7-Dichloro-3-methyl-1H-indazole was prepared using a procedure similar to that described in Example 98, part a and b, except starting from 2,4-dichloro-6-ethylaniline (2.9 g) that was prepared by chlorination of 6-ethylaniline (10 g) with N-chlorosuccinimide (22 g) in acetonitrile (80 mL).
出典と根拠
- ORDレコード
- ord-9fbb7237748140b7a07313f7f1f64687
- 出典データセット
- uspto-grants-2014_09
- 特許番号
- US08822689B2
反応ノート
読み込み中…