92-84-2
吩噻嗪
+
150-13-0
4-氨基苯甲酸
→
~42%
140222-07-7
4-(phenothiazin-3-ylideneamino)benzoic acid
140222-13-5
3-(4-carboxyphenyl)imino-7-(4-carboxyphenyl)amino-3H-phenothiazine