丁二酮是一种黄色或黄绿色液体,带奶油香气。在自然界,丁二酮广泛存在于多种植物的香精油中,是黄油和其他一些天然产物香味的主要来源。丁二酮能使黄油带上独特口感,在低度酒精饮料如啤酒或葡萄酒中少量添加丁二酮有助于增加滑溜的口感。因此,丁二酮被食品生产商主要用于配制奶油、奶香 Diacetyl is a yellow or yellow-green liquid with a creamy aroma. In nature, diacetyl is found in a wide variety of plant essential oils and is a major source of fragrance for butter and some other natural products. Butyldione gives the butter a unique mouthfeel, and the addition of a small amount of diacetyl in low alcoholic beverages such as beer or wine helps to increase the slippery mouthfeel. Therefore, diacetyl is mainly used by food manufacturers to formulate cream and milk aroma