ETHYLCYSTEINE is a chemical compound registered under CAS number 1320-75-8, with the molecular formula C5H11NO2S and a molecular weight of about 149.21 g/mol. It is also known as Cysteine,ethyl- (8CI). NewsChem supplies ETHYLCYSTEINE for laboratory research and bulk production; product code 1307590. Send an inquiry for purity, packaging, price and lead time.