题目内容

雌二醇结构中特有的官能团是

A. C17-α-僻酮基
B. 酚羟基
C. 二烯醇基
D. 吡啶环
E. β-内酰胺环

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布洛芬鉴别反应为

A. Vatli反应
B. 水解后FeCl3的反应
C. 硫酸盐反应
D. 重氮化-偶合反应
E. 麦芽酚反应

阿司匹林鉴别反应为

A. Vatli反应
B. 水解后FeCl3的反应
C. 硫酸盐反应
D. 重氮化-偶合反应
E. 麦芽酚反应

Section ADirections: This section is to test your ability to give proper responses. There are 5 recorded questions in it. After each question, there is a pause. The questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.

A. Not bad.
B. In the evening.
C. At college.
D. By practising.

硫酸奎宁鉴别试验所采用的试剂是

A. 氢氧化钠和硫酸铜
B. 溴水和氨试液
C. 发烟硝酸和醇制氢氧化钾
D. 甲醛-硫酸试液
E. 重铬酸钾