A compound of the formula (I) in which R1 is H or methyl, R2 is H, methyl or ethyl, R3 and R4 are independently hydrogen, methyl, ethyl, n-propyl or iso-propyl, and the dashed lines representing the alternative possibilities of there being present either an additional double bond or an additional group R5, which is H or methyl. The compounds possess a marine odour with sweet character, and are useful in fine and functional fragrances.
式(I)的化合物,其中R1是H或甲基,R2是H、甲基或乙基,R3和R4独立地是氢、甲基、乙基、n-丙基或异丙基,虚线代表存在另外一个双键或另外一个基团R5(H或甲基)的可能性。这些化合物具有海洋香味和甜味特征,可用于高级和功能香
水中。