P Husek
Journal of chromatography. B, Biomedical sciences and applications, 717(1-2), 57-91 (1998-12-01)
Chloroformates with simplest alkyls, i.e. methyl, ethyl or isobutyl, already known as favourable reagents for treating amino groups in gas chromatography for years, were revealed randomly as exceptionally rapid esterification agents. Unlike the rather poor results achieved with chloroformate-mediated ester