Aa. Nada et al., THE UTILITY OF PHOSPHONIUM YLIDES IN HETEROCYCLIC SYNTHESIS - SYNTHESIS OF PYRIDAZINONE AND TETRAHYDROCINNOLINONE DERIVATIVES, Journal of chemical research. Synopses, (7), 1997, pp. 236
The synthesis of pyridazinone and tetrahydrocinnolinone derivatives vi
a the reaction of phosphonium ylides with different hydrazines is acco
mplished; reaction of a pyridazinone derivative with Wittig reagents i
s also achieved.