5-Hydroxy-4-aza-2-oxindole-3-carboxylic acid ethyl ester is a chemical compound registered under CAS number 1260385-47-4. ChemIBD supplies 5-Hydroxy-4-aza-2-oxindole-3-carboxylic acid ethyl ester for laboratory research and bulk production; product code 1464570. Send an inquiry for purity, packaging, price and lead time.