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- Keywords low-valent titanium;nitro-compound;carboxylic derivative;amide; 低价钛;硝基化合物;羧酸衍生物;酰胺;
- Aim: To synthesize carboxylate derivatives of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的羧酸酯衍生物。
- Carboxylic derivative 羧酸类衍生物
- An organic derivative, such as coal or petroleum. 有机衍生物一种有机衍生物，如煤或石油
- Results and Conclusion: Six carboxylate derivatives of caged bicyclic phosphate were synthesized.The products were identified by elementary analysis and IR data. 结果与结论:合成了6种笼状双环磷酸酯的羧酸酯衍生物,通过元素分析及红外光谱数据证实产物结构。
- A new PE-PEG derivative with an active carboxylic terminal, DPPE-PEG3000-COOH, was synthesized and purified. 合成和纯化了一个带末端羧基的新的磷脂酰乙醇胺的聚乙二醇衍生物3/4DPPE-PEG3000-COOH。
- Containing two carboxyl groups per molecule. 二羧基的每个分子中含有两个羧基的
- An acyl derivative of hydrazine. 酰肼一种由肼衍生而来的酰
- The pH is equal to the of the carboxyl group. 等于羧基pKa的pH
- A mark used as a superscript to indicate the first derivative of a variable. 撇号置于右上角的符号，用以标明变量的第一个导数
- The derivative of the step is the impulse. 阶梯的导数就是脉冲。
- A derivative is defined by a limiting process. 导数是通过一个极限过程加以规定的。
- They spoke a derivative of the Malay language. 他们说一种从马来语派生的语言。
- One exception is the decarboxylation of aromatic carboxylic acids. 芳香羧酸进行脱羧反应是一个例外。
- A highly derivative prose style. 毫无创意的散文风格
- A derivative word;a derivative process. 衍生词；推导过程
- Not standing alone;derivative or dependent. 从属的，不独立的不独立存在的；衍生性的或依赖性的
- An amino - acid derivative of galactose. 半乳糖胺半乳糖的一种氨基酸衍生物
- Derivative that is thrown if the wait times out. 派生类,它在等待超时后即被抛出。
- The introduction of a carboxyl group into a compound or molecule. 羧化把一个羧基引入一个化合物或一个分子
