7664-93-9
硫酸
+
738545-25-0
3,3'-bis-sulfooxy-benzidine
→
2373-98-0
3,3'-二羟基联苯胺
7647-01-0
氯化氢
6309-66-6
2-methyl-6-(2-methyl-1,3-benzoxazol-6-yl)-1,3-benzoxazole
119-90-4
联大茴香胺
87084-62-6
4,4'-diamino-3'-methoxy-biphenyl-3-ol
6264-77-3
o-Diphenetidine