The present invention relates to core-shell microcapsules comprising photolabile 2-oxoacetate pro-fragrance molecules capable of liberating an active molecule such as, for example, an aldehyde or ketone upon exposure to light. The present invention concerns also the use of said microcapsules in perfumery as well as the perfuming compositions or perfumed articles comprising the invention's microcapsules to provide a prolonged release of fragrant aldehydes and/or ketones.
本发明涉及核-壳微胶囊,其中包含光敏2-
氧代乙酸酯前香分子,能够在受光照射后释放出活性分子,例如醛或酮。本发明还涉及在
香料工业中使用所述微胶囊,以及包含本发明微胶囊的
香料组合物或香味物品,以提供芳香醛和/或酮的延长释放。