18228-17-6 , Naphthol AS-E phosphate; KG-501; N-(4-Chlorophenyl)-3-(phosphonooxy)-2-naphthalenecarboxamide C17H13ClNO5P / 377.72 MFCD0004271818228-17-6 , Naphthol AS-E phosphate; KG-501; N-(4-Chlorophenyl)-3-(phosphonooxy)-2-naphthalenecarboxamide