43142-64-9
Ethyl 7-chloro-1H-indole-2-carboxylate
→
~99%
28899-75-4
7-氯吲哚-2-羧酸
43142-70-7
2-(2-chloro-phenylhydrazono)-propionic acid ethyl ester
77158-85-1
3-chloro-2-tolyl-hydrazine hydrochloride