发明名称 Process for producing 4-bromomethylbiphenyl compounds.
摘要 <p>A process for the production of a compound of general formula &lt;CHEM&gt; , wherein R represents cyano, carboxy which may be esterified or amidated or tetrazolyl which may be substituted, comprising brominating the corresponding methyl compound with a brominating agent such as N-bromoacetamide, N-bromophtalimide, N-bromosuccinimide and so on in a halogenated hydrocarbon solvent in the presence of an azobis compound.</p>
申请公布号 EP0553879(A2) 申请公布日期 1993.08.04
申请号 EP19930101455 申请日期 1993.01.29
申请人 TAKEDA CHEMICAL INDUSTRIES, LTD. 发明人 SUENAGA, SYUJI;KAWAGUCHI, HITOSHI 417-1, OAZA-KOINUMARU;KATO, TAKESHI
分类号 C07B39/00;C07C51/363;C07C231/12;C07C253/30;C07D257/04 主分类号 C07B39/00
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