Ja. Kenny et al., The detection of intermediates in the ruthenium(II) catalysed asymmetric hydrogenation of ketones using electrospray ionisation mass spectrometry, CHEM COMMUN, (1), 2000, pp. 99-100
The use of electrospray ionisation mass spectrometry for the detection of t
he intermediate species involved in the ruthenium(II)/amino alcohol reducti
on of ketones to alcohols is described.