Zhen Qiong, H. Chi, Xu Chongwen
Dec 1, 1998
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Journal
Wuhan University Journal of Natural Sciences
Abstract
Abstract2,4-Dibromo-5-fluorobenzonitrile has been synthesized for the first time (81.5% yield). It may be used in synthesizing 2,4-dibromo-5-fluorobenzoic acid, the intermediates of fluoroquinolones. The ammoxidation procedure for preparation of the nitrile has been described in detail.