21244-39-3
→
~90%
46234-16-6
2-[(4-methoxyphenyl)methyl]guanidine
2986-19-8
2-甲基-2-疏基硫酸脲
+
2393-23-9
4-甲氧基苄胺
145013-05-4
N,N′-二-Boc-硫脲