水杨酸环己酯具有花香气味,可作为香精配方,其合成路线如下:

水杨酸环己酯具有花香气味,可作为香精配方,其合成路线如下:

下列说法正确的是(  )

A.水杨酸的核磁共振氢谱有4个峰 

B.水杨酸、环己醇和水杨酸环己酯都能与FeCl3溶液发生显色反应

C1mol水杨酸跟浓溴水反应时,最多消耗2mol Br2

D1mol水杨酸环己酯在NaOH溶液中水解时,最多消耗3mol NaOH

答案

C

相关题目

NA代表阿伏加德罗常数。下列有关叙述正确的是(    ) A.标
NA代表阿伏加德罗常数。下列有关叙述正确的是(    ) A.标准状况下,2.24 L H2O含有的分子数等于0.1Na B.常温下,100 mL 1 mol·L-1 Na2CO3溶液中阴离子总数大于0.
在三棱锥V-ABC中,当三条侧棱VA、VB、VC满足_________时,VC⊥AB(
在三棱锥V-ABC中,当三条侧棱VA、VB、VC满足_________时,VC⊥AB(填上你认为正确的一种条件即可).
下列物质属于单质的是   A.石墨          B.硫铁矿 
下列物质属于单质的是   A.石墨          B.硫铁矿         C.青铜        D.碳素墨水
设数列是等差数列,且,,是数列的前项和,则 A.      B
设数列是等差数列,且,,是数列的前项和,则 A.      B.           C.       D.
根据提示补写各句或填写课文原句(10分)⑴____________________,
根据提示补写各句或填写课文原句(10分)⑴____________________,不亦说乎。    ⑵差之毫厘,___________________。⑶________________________,一枝红杏出墙来。⑷ _
Many people in the west make ________ a rule to buy Christmas presents for their
Many people in the west make ________ a rule to buy Christmas presents for their relatives and friends. A. this     B. it C. that     D. them
Alice _____ her father that both she and her husband would be happy if he would
Alice _____ her father that both she and her husband would be happy if he would live with them.    A. convinced    B. reinforced    C. pledged    D. required
下列曲线表示卤族元素某种性质随核电荷数的变化趋势,正
下列曲线表示卤族元素某种性质随核电荷数的变化趋势,正确的是( )

最新题目