590-28-3
氰酸钾
+
56-89-3
L-胱氨酸
→
535-07-9
5-[[(2,5-dioxoimidazolidin-4-yl)methyldisulfanyl]methyl]imidazolidine-2,4-dione
150-60-7
二苄基二硫
120803-26-1
1,3-dibenzyl-5-methylideneimidazolidine-2,4-dione