3-Isopropyl-1-methylcyclopentyl derivatives and their use in fragrance applications
申请人:Bajgrowicz A. Jerzy
公开号:US20070054836A1
公开(公告)日:2007-03-08
This invention relates to -3-isopropyl-1-methylcyclopentyl derivatives of formula (Ia) and (Ib), where R
1
, R
2
, and R
3
are as defined in the claims, and their use in fragrance applications.
3-ISOPROPYL-1-METHYLCYCLOPENTYL DERIVATIVES AND THEIR USE IN FRAGRANCE APPLICATIONS
申请人:Givaudan SA
公开号:EP1668102B1
公开(公告)日:2007-10-31
US7655614B2
申请人:——
公开号:US7655614B2
公开(公告)日:2010-02-02
A convenient preparation of 3-isopropyl-1-methylcyclopentylmethanol and 1-isopropyl-3-methylcyclopentylmethanol via Favorskii rearrangement
作者:Martino Ambrosini、Nikla Baricordi、Simonetta Benetti、Carmela De Risi、Gian P. Pollini、Vinicio Zanirato
DOI:10.1016/j.tetasy.2009.08.016
日期:2009.9
The Favorskiirearrangement of suitable α-chloro derivatives of commercially available (+)- and (−)-carvone, and (−)-menthone served efficiently to prepare the title compounds featuring delicious fruity, floral olfactory notes.