67-56-1
甲醇
+
826-62-0
NA-酸酐
→
36897-94-6
5-庚烯-2,3-二羧酸单甲酯
129-64-6
降冰片烯二酸酐
76197-79-0
D,L-1-[N-(3-Methoxycarbonyl-5-norbornen-2-yl)carbamoyl]-5-fluorouracil
76232-01-4
3-methoxycarbonylbicyclo[2.2.1]heptane-2-carboxylic acid