Ammonium Chloride → HCID 20309528、化合物
反応式
[CH3:1][NH:2][C:3](=[O:18])[CH2:4][CH2:5][C:6](=[O:17])[C:7]1[C:12]([O:13][CH3:14])=[CH:11][CH:10]=[CH:9][C:8]=1[O:15]C.[Cl-].[NH4+]>ClC1C=CC=CC=1>[CH3:1][NH:2][C:3](=[O:18])[CH2:4][CH2:5][C:6](=[O:17])[C:7]1[C:12]([O:13][CH3:14])=[CH:11][CH:10]=[CH:9][C:8]=1[OH:15]参加物
4
実験手順
N-Methyl 3-(2,6-dimethoxybenzoyl)propionamide was demethylated with ammonium chloride in chlorobenzene to give N-methyl 3-(2-hydroxy-6-methoxybenzoyl)propionamide, m.p. 125° which may also be prepared from a by-product, N-methyl 3-(2,6-dihydroxybenzoyl)propionamide, by selective methylation with methyl iodide and potassium carbonate in acetone.
出典と根拠
- ORDレコード
- ord-5d562fa065e043be8371bdfced948c66
- 出典データセット
- uspto-grants-1977_10
- 特許番号
- US04053601
反応ノート
読み込み中…