📜4,6-二氯嘧啶置于氢碘酸,Sodium Iodide体系中,化学反应 0.08H,以37%的收率获得4-氯-6-碘嘧啶
参考文献:Desymmetrization Of Dichloroazaheterocycles
标题:Desymmetrization Of Dichloroazaheterocycles
摘要:3,6-Dichloropyridizine 1A Was Converted In Good;Yield Into Its Mono-Iodo Derivative 1B When Treated With A Mixture Of Hydriodic Acid And Sodium Iodide. Pure Samples Of The Mono-Iodo Derivatives 2B,3B And 4B Could Not Be Obtained From Their Corresponding Dichlorinated Precursors With These Reagents. Compounds Ib And 4B Underwent Palladium Catalysed Suzuki,Sonogashira And Other Coupling Reactions. (C) 1999 Elsevier Science Ltd. All Rights Reserved.
Doi:10.1016/s0040-4020(99)00961-8