108-31-6
马来酸酐
+
95-55-6
美沙拉嗪杂质C
→
~94%
59256-46-1
4-(2-hydroxyanilino)-4-oxobut-2-enoic acid
6078-02-0
2-(furan-2-ylmethylideneamino)phenol
~57%
73219-44-0
(2H-1,4-苯并噁嗪-3(4H)-酮-2-基)乙酸甲酯
106660-11-1
3,4-二氢-3-氧代-2H-(1,4)-苯并噁嗪-2-基-乙酸
4601-67-6
2-[2-(1,3-benzoxazol-2-yl)ethenyl]-1,3-benzoxazole