1-cyclopropyl-7-(2,6-dimethyl-pyridin-4-yl)-6-fluoro-3-iodo-1H-quinolin-4-one                                                                                                                                                              在
                                                                                                                                                                                 
copper(l) iodide   、                                                                                                  
硫酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         various solvent(s)                                                                                  为溶剂,
                                                                                                                                                    反应 5.67h,
                                                                                                                生成                                                 1-cyclopropyl-7-(2,6-dimethyl-pyridin-4-yl)-6-fluoro-4-oxo-1,4-dihydro-quinoline-3-<
13C>-carboxylic acid