Benzenesulfonicacid, 4-[4-[4-(3-ethyl-2(3H)-benzoxazolylidene)-2-butenylidene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-(9CI); Benzenesulfonic acid,p-[4-[4-(3-ethyl-2-benzoxazolinylidene)-2-butenylidene]-3-methyl-5-oxo-2-pyrazolin-1-yl]-(8CI); 4-[4-(3-Ethyl-2(3H)-benzoxazolylidene)-2-butenylidene]-3-methyl-1-p-sulfophenyl-2-pyrazolin-5-one
Please post your buying leads,so that our qualified suppliers will soon contact you!
Country - Code Area - Code Number