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Determination of the Content of Drug Intermediates 1,6 -Di (N3 -cyano -N1 -guanidino)Hexane by Acid -base Titration
Author(s): 
Pages: 3-5,65
Year: Issue:  6
Journal: Experiment Science and Technology

Keyword:  酸碱滴定法二氰基胍己烷化学分析高效液相色谱法;
Abstract: 根据氰基水解的性质及酸碱滴定法的基本原理,采用碱性过氧化氢法,浓缩过量的碱液,用硫酸标准溶液滴定过量的碱液,建立起一种酸碱滴定法测定药物中间体二氰基胍己烷的含量。考察了加热时间和玻璃珠个数的影响,结果表明,加热时间为1.5 h 和玻璃珠颗数为2时,对4个未知样品分析,满足滴定分析的要求。与高效液相色谱法进行比较研究,结果表明,两种分析方法的结果一致。
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