多非利特Dofetilide 115256-11-6 类白色晶体粉末 >=99 4-硝基苯乙胺盐酸盐4-nitrophenylethylamine hydrochloride 29968-78-3 类白色晶体粉末 >=98 4-硝基苯乙胺氢溴酸盐4-nitrophenylethylamine hydrobromide 69447-84-3 类白色晶体粉末 >=98 N-4-硝基苯氧乙基-4-硝基苯乙胺N-(2-(4-nitrophenoxy)ethyl)-2-(4-nitrophenyl)ethanamine >=98 N-甲基-N-4-硝基苯氧乙基-4-硝基苯乙胺N-methyl-N-(2-(4-nitrophenoxv)ethyl-)-2-(4-nitrophenyl)ethanamine 115287-37-1 >=98