1,4-Benzenedicarbonitrile,2,5-bis[2-[4-[[4,5-dihydro-3-methyl-1-(4-nitrophenyl)-5-oxo-1H-pyrazol-4-yl]azo]phenyl]ethenyl]-
CAS No. 90805-86-0
POLAPREZINC 120520-26-5