The present invention refers to indanone derivatives of formula (I)
wherein
R1 is selected from hydrogen, methyl and ethyl;
R2 is selected from hydrogen, methyl and ethyl, and R is selected from hydrogen and methyl; or
R2 and R3 form together with the carbon atoms to which they are attached C3-C5 cycloalkyl; and
R4 is selected from C2-C5 alkyl, C2-C5 alkenyl, C1-C4 alkoxy, C3-C5 cycloalkyl, and C3-C6 cycloalkenyl.
The invention further refers to perfume compositions and fragrance applications comprising them.
本发明涉及式 (I) 的
茚酮衍
生物
在其中
R1 选自
氢、
甲基和乙基
R2 选自
氢、
甲基和乙基,R 选自
氢和
甲基;或
R2 和 R3 与它们所连接的
碳原子一起形成 C3-C5
环烷基;以及
R4 选自 C2-C5 烷基、C2-C5
烯基、C1-C4 烷
氧基、C3-C5
环烷基和 C3-C6 环
烯基。
本发明还涉及香
水组合物和包含它们的
香料应用。