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- Keywords Ullmann reaction;cross-coupling;copper reagent;aryl halide;ligand or additive;heteroatom neucleophilies; 乌尔曼反应;交叉偶联;铜试剂;芳基卤化物;配体;杂原子亲核试剂;
- BY COPPER REAGENT SEPARATION-EDTA VOLUMETRIC ANALYSIS TO DETERMINE ALUMINUM IN IRON ALLOY WITH HIGHER CONTENT OF TITANIUM 铜试剂分离-EDTA容量法测定高钛铁合金中的铝
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- Copper and gold are both metals. 铜和金都是金属。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- A copper coin formerly used in India and Pakistan. 安那旧时在印度和巴基斯坦使用的铜币
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- They will mine copper there in the valley. 他们将在那边的山谷开采铜矿。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
- The reagent possesses specificity for water. 这种试剂对水有特殊的作用。
- L-Methyl glyoxylate is an important chiral reagent. 二羟乙酸L-薄荷酯是一种重要的手性试剂。
- This reagent attacks feldspars and dark minerals. 这种反应物质侵蚀长石和音色矿物。
- copper reagent 铜试剂
- A large cooking pot made of copper or often of iron. 金属锅用铜或铁铸成的大煮锅。
