186581-53-3
重氮甲烷
+
89227-37-2
5-chloro-1,4-dihydroxynaphthalene-2,3-dione
→
~99%
89226-90-4
5-chloro-2,3-dimethoxynaphthalene-1,4-dione
60892-43-5
5-amino-2,3-dimethoxynaphthalene-1,4-dione