80096-67-9Relevant academic research and scientific papers
THERMOLYSIS OF PHENOXYACETYL-CYANOMETHYLENETRIPHENYLPHOSPHORANES-TANDEM INTRAMOLECULAR WITTIG AND CLAISEN REARRANGEMENT REACTIONS
Yadla, Rambabu,Rao, Jampani Madhusudana
, p. 329 - 331 (2007/10/02)
Thermolysis of acyl-cyanomethylenetriphenylphosphorane containing aryloxyacetyl moiety in the acyl group results in tandem intramolecular Wittig and Claisen rearrangement reaction.The orthoallenylphenol intermediates formed cyclise to give a 2H-chromene or a benzofuran depending on substituens.
SYNTHESIS OF BENZOFURANS VIA TANDEM INTRAMOLECULAR WITTIG AND 3,3-SIGMATROPIC REACTION OF PHENOXYACETYL-CYANOMETHYLENETRIPHENYLPHOSPHORANES
Rehman, H.,Rao, Jampani Madhusudana
, p. 1119 - 1128 (2007/10/02)
The thermolysis of phenoxyacetyl-cyanomethylenetriphenylphosphorane and its derivatives in vacuum results in the formation of 4-phenoxybut-2-ynenitrile some of which rearrange to give benzofuran derivatives.
