Synthesis of Furans via Rhodium(II) Acetate‐Catalyzed Reaction of Acetylenes with α‐Diazocarbonyls: Ethyl 2‐Methyl‐5‐Phenyl‐3‐Furancarboxylate
2003
Synthesis of furans via rhodium(II) acetate-catalyzed reaction of acetylenes with α-diazocarbonyls: ethyl 2-methyl-5-phenyl-3-furancarboxylate
reactant: p-acetamidobenzenesulfonyl azide
intermediate: ethyl diazoacetoacetate
product: ethyl 2-methyl-5-phenyl-3-furancarboxylate
Keywords:
addition, to CC;
annulation, heterocyclic-[5];
cyclization, cycloaddition;
cyclization, free radical-carbenoid/nitrenoid;
diazo transfer;
metal-catalyzed reactions, rhodium;
replacement reactions, halogen by azide;
dichloromethane (methylene chloride);
p-acetamidobenzenesulfonyl azide;
diazo compounds;
sodium azide, toxic, explosion hazard;
sodium azide, disposal
Keywords:
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