Free release

77960-04-4 4h-1-benzopyran-4-one, 6-methyl-3-nitro-2-[2-(2-thienyl)ethenyl]-, (e)-

service@apichina.com
Product Name 4H-1-Benzopyran-4-one, 6-methyl-3-nitro-2-[2-(2-thienyl)ethenyl]-, (E)-
CAS No. 77960-04-4
Molecular Formula C16H11NO4S