103-71-9
异氰酸苯酯
+
86453-45-4
1,3-diphenyl-2-imidazolidineselenone
→
~47%
28639-60-3
1,3,6,9-tetraphenyl-1,3,6,9-tetrazaspiro[4.4]nonane-2,4-dione
2179-89-7
2,2’-双(1,3-二苯基咪唑啉烯)