在加快模型葡萄酒老化过程中通过关闭转移二甲基硫化物:概念验证和前景
Rémi De La Burgade1, Lucas Suc1, Somaya Sachot1
1SPO, Univ Montpellier, INRAE, Institut Agro, Montpellier, France.
Current research in food science
|June 12, 2025
概括
二甲基硫化物 (DMS) 是一种重要的葡萄酒芳香化合物,可以通过瓶盖通过透而丢失. 这种以前没有报告的损失机制影响了葡萄酒.
科学领域:
- 葡萄酒学 葡萄酒学 葡萄酒学
- 食品化学 食品化学
- 感官科学 感官科学
背景情况:
- 硫化二甲基 (DMS) 是一种挥发性硫化合物,会影响葡萄酒的香味.
- 葡萄酒的DMS度对葡萄酒的感觉特征至关重要,它有助于产生理想和不理想的音色.
- 在老化过程中,DMS通常通过S-甲基胺 (SMM) 降解来积累.
研究的目的:
- 通过葡萄酒关闭来调查DMS的潜在损失.
- 为了确定DMS是否可以在酒瓶老化过程中透到葡萄酒的瓶盖.
- 评估关闭透度对老葡萄酒中DMS水平的影响.
主要方法:
- 用DMS添加的样品葡萄酒在加速条件下 (35°C) 陈熟.
- 气相色谱被用来检测DMS在Tenax管放置在瓶子上方.
- 用不同透度的闭口密封的Syrah葡萄酒在老化后分析了DMS含量.
主要成果:
- 在Tenax管中检测到DMS,证实了通过封闭的透,占初始DMS的12%.
- 用更通透的密封件密封的Syrah葡萄酒在老化后显示出较低的DMS度.
- 由于SMM分解,所有Syrah葡萄酒的DMS含量都增加了,但净效应受到封闭透性的影响.
结论:
- 葡萄酒封闭是DMS的透,代表了以前未知的损失途径.
- 封闭的透性显著影响了DMS的度,从而影响了老葡萄酒的芳香演变.
- 选择合适的葡萄酒封装对于管理DMS水平和在老化过程中保持葡萄酒质量至关重要.
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