- 充值
- 会员
- 职称材料
文献信息
Ullmann Coupling ReactionBall Milling TechniqueSolvent-free ReactionPhase CouplingIndustrial WasteReaction TimeRegioselective NitrationUllmann CouplingBiaryl CompoundsCopper CatalystSteric HindranceMixed AcidBall MillingAromatic RingOrtho-nitrationBromidesRegioselectivityVialHalogenatedCleaner