Low temperature extraction of essential oil bearing plants by liquefied gases. 7. Seeds from cardamom (Elettaria cardamomum /L./ Maton)

The chemical composition of extract from the seeds of cardamom (Elettaria cardamomum (L.) Maton, obtained by extraction with tetrafluoroethane was analyzed using GC and GC/MS. The major compounds (concentration higher than 3%) of extract were: terpinyl acetate (36.8%), 1,8-cineole (29.2%), linalyl acetate (5.2%), sabinene (3.9%) and linalool (3.1%). The studied extract demonstrated antimicrobial activity against pathogenic species Staphylococcus aureus, S. epidermidis, Salmonella abony and was inactive against Pseudomonas aeruginosa. The extract possessed low antioxidant activity against DPPH radicals.