119-68-6
N-甲基蒽
+
122-51-0
原甲酸三乙酯
→
~98%
3476-68-4
1-methylquinazolin-4-one
88267-78-1
1-methyl-4-oxoquinazoline-2-carboxylic acid
~91%
96630-56-7
~35%
7505-81-9
2-甲氨基苯甲酰胺
88267-66-7
ethyl 1-methyl-4-oxoquinazoline-2-carboxylate