首页>
外国专利>
A PROCESS OF PREPARATION OF NAFTIRIDONES AND INTERMEDIARIES
A PROCESS OF PREPARATION OF NAFTIRIDONES AND INTERMEDIARIES
展开▼
机译:萘啶酮及其中间体的制备方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
A process for preparing a naphthyridone carboxylic acid and its derivatives makes use of side chain intermediates of formulae I and IV CHEM wherein R1 is benzyl, wherein the phenyl of the benzyl may be substituted by one or more of C1-C6 alkyl, C1-C6 alkoxy, halo, nitro amino or trifluoromethyl, and R2 is C1-C6 alkyl, trifluoromethyl, or phenyl which may be substituted by one or more of C1-C6 alkyl, C1-C6 alkoxy, halo, nitro, amino or trifluoromethyl, and process for preparing intermediate I.e
展开▼