2-(2-Tosylhydrazineylidene)acetyl chloride: An Unexplored Diazo Reagent for the Synthesis of Cyclopropane Fused Dihydroquinolones

Cyclopropane fused dihydroquinolones are prevalent in numerous biologically active compounds and exemplify important scaffolds in medicinal chemistry. We herein describe a wide scope methodology for the direct and modular synthesis...