541-41-3
氯甲酸乙酯
+
3863-11-4
3,4-二氟苯胺
→
~95%
2145-85-9
3,4-Diethyl-1H-pyrrole-2-carboxylic acid ethyl ester
1268052-94-3
Ethyl (3,4-difluoro-2-iodophenyl)carbamate
247564-63-2
4,5-二氟吲哚