a-benzoin oxime

α-benzoin oxime

[′al·fə ′ben·zə·wən ′äk‚sēm] (organic chemistry) C6H5CH(OH)C(NOH)C6H5 Prisms crystallized from benzene; melting point is 151-152°C; soluble in alcohol and in aqueous ammonium hydroxide solution; used in the detection and determination of copper, molybdenum, and tungsten.