Niobium (V) Chloride Mediated Preparation of β-Chloro-α,β-Unsaturated Ketones

Title: Niobium (V) Chloride Mediated Preparation of β-Chloro-α,β-Unsaturated Ketones

Volume: 1 Issue: 4

Author(s): Mauricio Gomes Constantino, Valdemar Lacerda Junior, Luiz Carlos da Silva Filho and Gil Valdo Jose da Silva

Affiliation:

Keywords: niobium pentachloride, lewis acid, chloro-enones

Abstract: β-Chloro-α,β-unsaturated ketones or β-ethoxy-α,β-unsaturated ketones, depending on the solvent used, are conveniently prepared in one step and in good yields by treating cycloenones 1 - 10 with niobium pentachloride.

Cite this article as:

Constantino Gomes Mauricio, Junior Lacerda Valdemar, Filho Carlos da Silva Luiz and Silva Valdo Jose da Gil, Niobium (V) Chloride Mediated Preparation of β-Chloro-α,β-Unsaturated Ketones, Letters in Organic Chemistry 2004; 1 (4) . https://dx.doi.org/10.2174/1570178043400514