142-46-1
2,5-二硫代联二脲
+
77-78-1
硫酸二甲酯
→
91679-53-7
methyl N'-(carbamothioylamino)carbamimidothioate
5319-77-7
2-氨基-5-甲硫基-1,3,4-噻二唑