TY - JOUR T1 - Reaction of huisgen zwitterion with diaryl-1,2-diones and ketones: an efficient protocol for carbon-nitrogen bond formation JF - Synthesis-Stuttgart Y1 - 2007 A1 - Nair, Vijay A1 - Biju, Akkattu T. A1 - Mathew, Smitha C. KW - betaines - diazo compounds - hydrazones - ketones - rearrangements AB -

The reaction of Huisgen zwitterion, derived from triphenylphosphine and dialkyl azodicarboxylate, with diaryl-1,2-diones afforded N,N-dicarboalkoxy monohydrazones via a mechanistically novel rearrangement. Cyclic and acyclic ketones furnished vinyl hydrazinedicarboxylates under similar conditions.

IS - 5 U1 -

Council of Scientific & Industrial Research (CSIR) - India

U3 - Foreign U4 - 2.652 ER -