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- Many isonucleosides syntheses have been achieved by use of epoxide opening by azide anion, subsequent reduction furnishing an amino group which is used to build up a heterocyclic moiety. 许多异核苷是由叠氮基对糖基上的环氧乙烷基的进攻开环, 继以还原成氨基后拼合碱基的方法而获得。
- Keywords complex;azide anion;syntheses;crystal structure; 配合物;叠氮酸根;合成;晶体结构;
- azide anion 叠氮酸根
- Cupric azide is insoluble in water. 叠氮化铜不溶于水。
- Guanyl azide is then isomerized to aminotetrazole. 随后,叠氮化脒异构化生成氨基四氮杂茂。
- Silver azide does not dissolve in water or in nitric acid. 叠氨化银不溶于水或硝酸。
- One-Pot Preparation of N-Carbamate Protected Amino Acids via Azide. N-氨基甲酸经叠氮化保护氨基酸的一勺烩制备。
- How is the function of the anion of air conditioning used? 空调的负离子的功能如何使用?
- It is possible to harness the versatile chemical properties of cyanogen azide. 氰化叠氮的灵活多变的化学性质是可控制的。
- The metal ion and the anion of the mineral acid form an insoluble salt. 金属离子和无机酸的阴离子生成一种难溶的盐。
- Of or designating an ion, the anion, that is attracted to a positive electrode. 阴离子的属于或表明离子,阴离子的;对阳电极有吸引力的
- Of or designating an ion,the anion,that is attracted to a positive electrode. 阴离子的属于或表明离子,阴离子的;对阳电极有吸引力的
- "Effluent standards for water pollutants from lead azide, lead styphnate and D. S crystals manufacturing industry"<WESTBANK>叠氮化铅、三硝基间苯二酚铅、D.
- The cytotoxicity of NO is mainly mediated by peroxynitrite anion (ONOO-). NO的细胞毒效应主要由过氧亚硝基阴离子(ONOO-)介导。
- When Mg2Al-CO3-LDHs was used the anion exchange reaction did not accur. 以Mg2Al-CO3-LDHs为前体,用离子交换的方法不能制备丙烯酸插层水滑石AA-LDHs。
- In this article, ion chromatography was used to analyze anion in latex. 采用离子色谱法对乳胶制品中阴离子进行分析。
- An anion in which carbon carries a negative charge and an unshared pair of electrons. 负碳离子,阴碳离子一种阴离子,其中碳带一个负电荷和一个非共用电子对
- Toward this end, the olefin 51 was treated with cyanogen azide and, indeed, produced the ring expanded ketone 52. 为了证明这一看法,他用氰化迭氮处理烯烃(51)就得到扩大的环酮。
- CDH was inhibited by Zn2+ and Ag +, but it was not influenced by azide and cyanide. Zn(2+)和Ag+对该酶活性有很大的抑制作用,而叠氮化钠和氰化钾对酶活力没有影响。
- This is from the anion phytoncide in forest, and it can relax the skin and let you feel the putest breath of forest . 来自森林的负离子芬多精精华能调节肌肤压力,让你的肌肤沉浸在森林最纯正的元素中。