试题与答案

以下药物的鉴别反应是磺胺甲噁唑（） A．取供试品0．1g，加水与0．4％氢氧化钠溶液

来源：www.tikuol.com
题型：单项选择题 B型题

题目：

以下药物的鉴别反应是

磺胺甲噁唑（）

A．取供试品0．1g，加水与0．4％氢氧化钠溶液各3ml，加硫酸铜试液1滴，生成草绿色沉淀

B．取供试品适量，加水溶解后，加溴化氰试液和苯胺溶液，渐显黄色

C．取供试品lOmg，加水1ml溶解后，加硝酸5滴，即显红色，渐变淡黄色

D．取供试品适量，加硫酸溶解后，在365nm的紫外光下显黄绿色荧光

E．取供试品，加香草醛试液，生成黄色结晶，结晶的熔点为228～231℃

答案：

参考答案：A

解析：

这是盐酸氯丙嗪的氧化反应，地西泮与硫酸反应，磺胺甲

唑与硫酸铜的成盐反应，尼可刹米的戊烯二醛反应。

考点：西药执业药师药学专业知识(一)药学专业知识一真题（药理学）
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