135-16-0
四氢叶酸
+
75-13-8
异氰酸酯
→
~67%
72973-87-6
2-[[4-[(2-amino-5-carbamoyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]pentanedioic acid