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INVESTIGATION OF AROMA VOLATILES FROM FRESH FLOWERS OF SAFFRON (CROCUS SATIVUS L.)

机译:藏红花鲜花芳香挥发物(Crocus Sativus L.)调查

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Saffron is a high-value spice obtained from dried Crocus sativus Linnaeus stigmas. It is widely used as condiment for its delicate flavour and intense color. Although the production of 1 kg of saffron requires more than 160,000 flowers, only few studies have been carried out on Crocus sativus L. flowers. Especially the aroma potential of the flower has not yet been subject of detailed investigation. During the saffron harvesting season in October 2002, flowers from the Quercy area (France) have been collected. After removing the stigmas, fresh flowers have been extracted by two different methods: hexane maceration was applied, leading to extracts called "concrete" and "absolute". The essential oil and the aromatic water were obtained by steam distillation. The headspace volatiles of these products were analyzed by gas chromatography, after direct injection or dynamic headspace sampling. Compounds of high olfactory impact were determined by sniffing detection GC/O and identified by mass selective detection GC/MS.
机译:番红花是一种从干番红花苜蓿Linnaeus Stigmas获得的高价值香料。它被广泛用作其细腻的味道和强烈的颜色。虽然生产1公斤的藏红花需要超过160,000个鲜花,但仅在番红花苜蓿L.花朵上进行了少数研究。特别是花的香气潜力尚未得到详细调查。在2002年10月的藏红花收获季节期间,收集了来自Quercy地区(法国)的花朵。在去除柱头之后,通过两种不同的方法提取鲜花:己烷浸渍被施加,导致称为“混凝土”和“绝对”的提取物。通过蒸汽蒸馏获得精油和芳族水。通过气相色谱分析这些产品的顶部空间挥发物,直接注射或动态顶空抽样后分析。通过嗅探检测GC / O并通过质量选择性检测GC / MS鉴定来确定高嗅觉影响的化合物。

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