Darzens Reaction of Acyl Phosphonates with α-Bromo Ketones: Selective Synthesis of cis-and trans-Epoxyphosphonates

AS Demir, M Emrullahoglu, E Pirkin…

Index: Heidelberger, Christian; Guggisberg, Armin; Stephanou, Euripides; Hesse, Manfred Helvetica Chimica Acta, 1981 , vol. 64, # 2 p. 399 - 406

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Citation Number: 15

Abstract

... Volume: Page: ... (ii) Method 2 Benzoylphosphonate, 2a−i (1 mmol), is added to a mixture of α-bromo ketone, 1a−c (1.2 mmol), and Cs 2 CO 3 (1.5 mmol) in anhydrous acetonitrile at room temperature ... (iii) Dimethyl 3-Benzoyl-2-phenyloxiran-2-ylphosphonate (trans ...