Analysis of Flavoring Components of Muscat Ice Grape Wine

The volatile components of Muscat ice grape wine made in Deqing,Yun'nan were separated and detected by HS-SPME coupled with GC-MS.71 kinds of volatile flavoring components were identified mainly including esters,alcohols,terpenes,organic acids and small quantities of aldehydes,ketones and alkanes.GC-MS results showed that esters,alcohols and terpenes compounds were the principal flavoring components of Muscat ice grape wine and the relative content of the three kinds of flavoring compounds were 91.1 % of total flavoring components.In Muscat ice grape wine,the content of ester compounds was the highest and most of them produced delightful fruit aroma,the varieties of terpenes compounds were rich with comparatively high content and most of them belonged to monoterpenoids producing rose aroma,among them,the relative content of β-Citronellol and linalool and nerol were higher.