Feist pyrrole ring synthesis

Favorskii rearrangement, iminolactones by - 23, 457 Feist>Benary furan ring synthesis 15, 624 Feist pyrrole ring synthesis, modified 21, 813 Ferrates s. Potassium hexacyanoferrate(III)... 

Feist pyrrole ring synthesis Fischer-type ring closure Pschorr — diketone —... 

Substituted furan can be prepared by using the Feist-Binary synthesis, which is similar to the Hantszch synthesis of the pyrrole ring. In this reaction, a-haloketones react with 1,3-dicarbonyl compounds in the presence of pyridine to yield substituted furan. 

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