41270-63-7
2-chloro-3,5-diphenylpyrazine
→
~83%
76849-28-0
2-azido-3,5-diphenylpyrazine
41270-66-0
5-氯-2,3-二苯基吡嗪
~79%
25827-94-5
2,6-diphenylpyrazine