25562-98-5
2-苯氧基苯基乙腈
+
95-92-1
乙二酸二乙酯
→
~77%
53921-70-3
benzo[b][1]benzoxepine-5-carboxylic acid
92-83-1
氧杂蒽
141-82-2
丙二酸
101278-43-7
9-dicarboxymethylxanthene
109342-71-4
5,6-dihydrobenzo[b][1]benzoxepine-5-carboxylic acid