43091-22-1Relevant academic research and scientific papers
Carbenoid Intermediates in the Synthesis of Mesoionic Anhydro-4-hydroxythiazolium Hydroxides
Potts, Kevin T.,Murphy, Peter
, p. 1348 - 1349 (2007/10/02)
α-(Tosylhydrazono)phenylacetyl chloride and N-monosubstituted thioamides in dry, non-protic solvents and in the presence of Et3N give representatives of the title mesoionic ring system in good to excellent yields; carbene or carbenoid type intermediates a
MESOIONIC COMPOUNDS WITH A BRIDGED NITROGEN ATOM. 7. INVESTIGATION OF THE CYCLIZATION OF (2-PYRIMIDINYLTHIO)PHENYLACETIC ACIDS
Fedotov, K. V.,Romanov, N. N.,Tolmachev, A. I.
, p. 492 - 498 (2007/10/02)
It is shown that mesoionic thiazolopyrimidines are formed by the action of acetic anhydride on (2-pyrimidinylthio)phenylacetic acids.The structures of these products were established, and their reactions with nucleophilic and electrophilic reagents were studied.
