Cyclopentenones comprise of five membered ring with ketone and double bond in the same ring. This class of compounds was of interest since they possess a variety of biological activities. The previous studies were reported that ...

Tetrahydro-ß-carbolines (THßCs) and derivatives are naturally occurring indole alkaloid which are heterocyclic structure consists of piperidine ring fused with indole ring. THßCs are widely distributed in natural products ...

Methyl 5- (hydroxymethyl) -2-furan carboxylate is a furan natural products. It was reported to be isolated from Streptomyces sp., found in rhizomes of Zingiber zerumbet in Chanthaburi province. This compound showed significant ...