(E)-(R)-2-Alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-ol, process for preparing the same, and use thereof in perfume compositions
申请人:Takasago International Corporation
公开号:EP0829463A2
公开(公告)日:1998-03-18
An (E)-(R)-2-alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-ol represented by formula (I):
wherein R represents an alkyl group having 1 to 3 carbon atoms,
and a process for preparing the same comprising hydrogenating a corresponding (E)-(R)-2-alkyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)-2-buten-1-al in the presence of a ruthenium-phosphine complex as a catalyst, a base comprising an alkali metal or an alkaline earth metal, and an amine. The compound (I) has an excellent sandalwood oil odor.
由式(I)代表的(E)-(R)-2-烷基-4-(2,2,3-三甲基环戊-3-烯-1-基)-2-丁烯-1-醇:
其中 R 代表具有 1 至 3 个碳原子的烷基、
以及制备该化合物的工艺,包括在钌膦络合物作为催化剂、碱金属或碱土金属组成的碱和胺的存在下,氢化相应的(E)-(R)-2-烷基-4-(2,2,3-三甲基环戊-3-烯-1-基)-2-丁烯-1-醇。化合物 (I) 具有极佳的檀香油气味。