4-n-Butoxyphenylacetohydroxamic acid, O-acetate ester 77372-67-9 BRN 3035150 Hydroxylamine, O-acetyl-N-(p-butoxyphenylacetyl)- N-4-Butoxyphenylacetylhydroxylamine-O-acetate O-Acetyl-N-(p-butoxyphenylacetyl)hydroxylamine