酸性染料直接滴定法测定盐酸哌吡(艹卓)酮的含量
ACID DYE DIRECT TITRATION FOR PIRENZEPINF
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摘要: 盐酸哌吡(艹卓)酮(pirenzepine)化学名为5,6-二氢-6-氧代-11-(4-甲基-1-哌嗪基)乙酰基吡啶并[2,3-6][1,4]苯并二氮杂(艹卓)盐酸盐。本品是一种白色结晶性粉末,无臭、味苦、具引湿性,在水中易溶,乙醇中略溶。本品为抗胆碱药,对胃粘膜毒蕈胆碱受体具有高度选择性拮抗作用,减少胃酸的作用类似阿托品。关于其分析方法的研究报道很少。本文采用了酸性染料直接滴定法测定含量,并与紫外分光光度法进行了比较,结果较为满意。在一定PH条件下,有机碱类(B)可与氢离子结合成BH~ ,某些酸性染料解离为阴离子
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关键词:
- 盐酸哌吡(艹卓)革酮 /
- 酸性染料直接滴定法
Abstract: Pirenzepine was determined by the acid dye direct titration.The results were in good agreement with those obtained by spectrophotometry.The average recovery of pirenzepine was 99.38%(n=9),and a variationcoefficient was 0.33%.-
Keywords:
- Pirenzepine /
- Acid dye direct titration
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