ORGANO-ARSENICALS. PART II. SOME NEW ARYL AZO-ARSONIC ACIDS

Fourteen aryl azo-arsonic acids, prepared by diazotising \(p\)-arsanilic acid and coupling with aromatic hydroxy. and amino compounds, as well as sulphonic acids, two by diazotising \(o\)- and \(m\)-arsonic acids and coupling with methane and one by diaszotising sulphanilamide and coupling with \(p\)-arsanilic acid. have been described