50-00-0
甲醛
+
1631-29-4
1-(4-氯苯基)-1H-吡咯-2,5-二酮
→
37010-62-1
1-(4-chlorophenyl)-3-methylidenepyrrolidine-2,5-dione
123077-79-2
6-(4-chlorophenyl)-1-oxa-6-azaspiro[2.4]heptane-5,7-dione