novel process for synthesizing a 2-haloacetylphenol represented by the following general formula:
(wherein Y represents a halogen atom, m represents an integer of 0 to 2, X represents a hydrogen atom, C1 to C5 alkyl, C3 to C6 cycloalkyl, C, to C5 alkoxy or a halogen atom, and n represents an integer of 0 to 2), which comprises reacting a phenol represented by the following general formula:
(wherein X and n are the same as defined above) with a haloacetonitrile and a boron halide compound in the presence of a bonding aid.
合成由以下通式表示的 2-卤代乙酰基
酚的新工艺:
(其中Y代表卤原子,m代表0至2的整数,X代表氢原子、C1至C5烷基、C3至C6环烷基、C, 至C5烷氧基或卤原子,n代表0至2的整数),该工艺包括将下式通式代表的
苯酚与卤代
乙腈和卤化
硼反应(其中X和n与上式定义相同):
(其中 X 和 n 与上述定义相同)与卤
乙腈和卤化
硼化合物在助键剂存在下进行反应。