(S)-Modafinil is a chemical compound registered under CAS number 112111-47-4, with the molecular formula C15H15 N O2 S and a molecular weight of about 273.35 g/mol. It is also known as (S)-(+)-Modafinil. TwoChem supplies (S)-Modafinil for laboratory research and bulk production; product code 278770. Send an inquiry for purity, packaging, price and lead time.