Free release

139442-67-4 2-butenamide, 2-cyano-3-hydroxy-n-[4-(methylsulfonyl)phenyl]-

service@apichina.com
Product Name 2-Butenamide, 2-cyano-3-hydroxy-N-[4-(methylsulfonyl)phenyl]-
CAS No. 139442-67-4
Molecular Formula C12H12N2O4S