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Journal of Chemistry
Volume 2013, Article ID 294107, 4 pages
Research Article

Preparation of α-Bromoketones Involving the Reaction of Enol Triethyl Borates with N-Bromosuccinimide

Institute of Chemistry, University of Białystok, al. Piłsudskiego 11/4, 15-443 Białystok, Poland

Received 4 December 2012; Accepted 31 December 2012

Academic Editor: Stojan Stavber

Copyright © 2013 Izabella Jastrzebska. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


The ketones (5α- and 5β-cholestan-3-one and (1S,7aS)-1-tert-butoxy-hexahydro-7a-methyl-1H-inden-5-one) were efficiently α-monobrominated by treatment of the corresponding enol triethyl borates with N-bromosuccinimide (NBS).