109-89-7
二乙胺
+
819075-19-9
1,4-dibenzyl-2-(phenoxycarbonylaminomethyl)piperazine
→
~59%
819075-43-9
3-[(1,4-dibenzylpiperazin-2-yl)methyl]-1,1-diethylurea
116163-33-8
2-aminomethyl-1,4-di-phenylmethyl piperazine