反応式
Cl[C:2]1[CH:3]=[C:4]([CH:8]=[CH:9][C:10]=1[F:11])[C:5]([Cl:7])=[O:6].FC1C=CC(C=O)=CC=1>>[F:11][C:10]1[CH:9]=[CH:8][C:4]([C:5]([Cl:7])=[O:6])=[CH:3][CH:2]=1参加物
3
実験手順
The present invention relates to a process for the preparation of 3-chloro-4-fluorobenzoyl chloride which comprises reacting 4-fluorobenzaldehyde with a chlorinating agent in the presence of a free-radical initiator in the presence or absence of a solvent at from −20 to 200° C. to give 4-fluorobenzoyl chloride, and reacting the 4-fluorobenzoyl chloride with a chlorinating agent in the presence of a chlorination catalyst in the presence or absence of a solvent at from −20 to 200° C. to give 3-chloro-4-fluorobenzoyl chloride.
後処理
- customat from −20 to 200° C.
出典と根拠
- ORDレコード
- ord-abca684131fd468f8c669f5289f0ec28
- 出典データセット
- uspto-grants-2001_02
- 特許番号
- US06187952B1
関連ノート
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