Free release

171816-91-4 4h,5h-naphtho[2,1-b]pyrano[2,3-d]pyran-3-carbonitrile,2-amino-4-(4-chlorophenyl)-

service@apichina.com
Product Name 4H,5H-Naphtho[2,1-b]pyrano[2,3-d]pyran-3-carbonitrile,2-amino-4-(4-chlorophenyl)-
CAS No. 171816-91-4
Molecular Formula C23H15ClN2O2