86-28-2
N-乙基咔唑
+
108-24-7
乙酸酐
→
~83%
1484-04-4
3-乙酰基-N-乙基咔唑
506-96-7
乙酰溴
~81%
75-36-5
乙酰氯
1483-97-2
3,6-二乙酰基-N-乙基咔唑
86-74-8
咔唑