16563-14-7
4-氰基-3-四氢噻吩酮
+
89-63-4
4-氯-2-硝基苯胺
→
~82%
61325-08-4
4-(4-chloro-2-nitroanilino)-2,5-dihydrothiophene-3-carbonitrile
61325-31-3
4-(2-amino-4-chloroanilino)thiophene-3-carbonitrile