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- Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields. 间苯氧基苯乙酮可由酚钾与间溴苯乙酮在醋酸铜催化下以高产率合成。
- Keywords reaction kinetics;p-phenoxyphenol;p-chlorphenol;potassium phenolate;HPLC technique; 反应动力学;对苯氧基苯酚;对氯苯酚;苯酚钾;高效液相色谱;
- No potassium did we find in this mineral. 在这种矿石中我们没有发现钾。
- potassium phenolate 苯酚钾
- Potassium is necessary to the existence of all living things. 钾是所有生物生存必须的。
- The major pollution indicators are dissolved oxygen, potassium permanganate, BOD, volatile phenol and petroleum. 主要污染指标为溶解氧、高锰酸盐指数、生化需氧量、挥发酚和石油类。
- The components of a potassium cycle vary greatly. 钾素循环的各个环节有很大的变化。
- The real rate of removing phenol is more than99.9%. 与常见的塔设备相比具有设备简单、作灵活,维护方便等特点。
- RECENT DEVELOPMENT OF POTASSIUM CARBONATE INDUSTRY. 碳酸钾工业发展近况。
- In this case, the ion is potassium. 这里的离子指的是钾离子。
- HIGHLY IONIZED POTASSIUM AND CALCIUM SPECTRA. 高度游离钾及钙之光谱(英文)
- Potassium One of the essential elements in plants. 钾：植物体的必需元素之一。
- The major pollution indicators are dissolved oxygen,potassium permanganate,BOD,volatile phenol and petroleum. 主要污染指标为溶解氧、高锰酸盐指数、生化需氧量、挥发酚和石油类。
- What fruit vegetable contains potassium most? 什么水果蔬菜含钾最多？
- Potassium methoxide, 0.1 N Solution in Toluene/... 甲醇钾0.;1N溶液甲苯/甲醇混合溶剂；
- Kx Potassium salt of Amino Trimethylene ... 氨基三甲叉膦酸钾 ATMP&%238226；
- First, to provide potassium for crop nutrition. 第一，为农作物提供钾元素营养。
- Of, relating to, containing, or derived from phenol. 苯酚的苯酚的，有关苯酚的，含有苯酚的，或从苯酚中提炼的
- Can pregnant women use acesulfame potassium? （孕妇可以食用。）
- Potassium permanganate.Determination of the titre. 标准英文名： Agropharmaceutical products.
