The Journal of Organic Chemistry

A new stereoselective route to trisubstituted bromo olefins utilizing. alpha.-bromoalkylides produced by halogen-metal exchange

RH Smithers

Index: Smithers,R.H. Journal of Organic Chemistry, 1978 , vol. 43, p. 2833 - 2838

Full Text: HTML

Citation Number: 40

Abstract

Results Reaction of the readily available triphenylphosphonium dibr~ momethylidel~ with hydrogen bromide and methyl and ethyl bromides produced the known 4aI5 and the previously unreported salts 4b and 4c in 86, 77, and 62% yields, respectively (Scheme 11) ...