Di-/trisubstituted furans of the formula (I) and their use as odorants wherein R
1
is hydrogen or methyl; R
2
is ethyl, propyl or isopropyl; the bond between C-3 and C-4 is a single bond, or the dotted line together with the bond between C-3 and C-4 represents a double bond; and the bond between C-4′ and C-5′ is a single bond, or the dotted line together with the bond between C-4′ and C-5′ represents a double bond, either in (E)- or (Z)-configuration. The invention furthermore relates to a method of their production and to perfume compositions comprising them.
公式(I)的二/三取代
呋喃化合物及其作为香味剂的用途,其中R1为氢或甲基;R2为乙基、丙基或异丙基;C-3和C-4之间的键为单键,或者虚线与C-3和C-4之间的键一起表示双键;C-4'和C-5'之间的键为单键,或者虚线与C-4'和C-5'之间的键一起表示双键,可以是(E)或(Z)构型。此发明还涉及它们的制备方法和包含它们的香
水组合物。