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- plumbous azide [化] 叠氮化铅
- 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。
- The yield of anhydrous plumbous acetate is also very high. 该方法操作简便,反应时间短,得到的无水醋酸铅的收率也较高。
- 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。
- 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。
- "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 company has own resources, another our company has one site of plumbous zinc ore in Wuxuan of Guangxi. 公司拥有自有矿山资源,另我司在广西武宣拥有铅锌矿一处。
- 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。
- The paper introduces a new method for the preparation of anhydrous plumbous acetate in the laboratory which is very convenient and saves time. 以甲苯为脱水剂,制备无水醋酸铅实验室制法。
- 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。
- METHODS To replace the hydrogenation of the azide compoumd with reducing the amide with LAH. 方法 用四氢锂铝还原酰胺的方法代替叠氮化物的氢化。
- CDH was inhibited by Zn2+ and Ag+, but it was not influenced by azide and cyanide. Zn2+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。
- In this paper,the preparation,characteristic and its application of barium azide as one of degassing agents which is developed in recent years are brifly introduce. 简要介绍了一种近年来发展起来的消气剂叠氮化钡及其制造原理、特点和应用。
- Based on the previous research work,the further optimization of the synthesis technology for nickel hydrazine azide(NHA) was completed. 文章在以往研究的基础上,完善了叠氮肼镍的合成工艺,使之更具实用性,同时测试了叠氮肼镍的基本性能。
- The solvent effect on the synthesis of diethylaluminum azide(DEAA) from diethylaluminum chloride(DECA) and sodium azide(NaN3) is discussed. 以氯化二乙基铝(DECA)和叠氮化钠为原料合成二乙基叠氮铝(DEAA)时,反应介质的溶剂性质不同,产物及其收率也不同。
- Synthesis of acyl azide from aldehyde, or acylhydrazine, or carboxylic acid ,or acyl chlo-ride, or anhydride,or ester is introduced in this paper. 介绍了由醛、酰肼、羧酸、酰氯、酐或酯合成酰基叠氮化合物方法。
- Two CL reactions, not just one reaction as generally used before, were used for the recognition of sodium azide from other similar radical scavengers. 区别于以前常用的单个化学发光反应,偶合两个相似的化学发光反应,进行样品中叠氮化钠的选择性识别。
- And the diblock copolymer PI-b-PEO with an azide group was obtained by a series of modification of the hydroxyl group at the junction point. 然后将羟基的保护基团脱除,并通过一系列反应将得到的“活性”羟基依次溴化和叠氮化,最后得到链段中间含叠氮基团的嵌段聚合物PI-b-PEO。