Alpha-Silyl Alcohols Possessing Olfactory Properties Reminiscent Of Patchouli Oil
申请人:Kraft Philip
公开号:US20120040879A1
公开(公告)日:2012-02-16
The present disclosure refers to sila-substituted carbinols of formula (I)
wherein R
1
, R
2
and R
3
are independently selected from C
1
-C
4
alkyl or C
3
-C
4
cycloalkyl; R
4
is methyl or ethyl; and R
5
is methyl or ethyl. The disclosure further refers to their preparation and to perfume compositions and fragrance applications comprising them.
Alpha-silyl alcohols possessing olfactory properties reminiscent of patchouli oil
申请人:Givaudan S.A.
公开号:US08182781B2
公开(公告)日:2012-05-22
The present disclosure refers to sila-substituted carbinols of formula (I)
wherein R1, R2 and R3 are independently selected from C1-C4 alkyl or C3-C4 cycloalkyl; R4 is methyl or ethyl; and R5 is methyl or ethyl. The disclosure further refers to their preparation and to perfume compositions and fragrance applications comprising them.
synthesized and studied for their olfactoryproperties. All of the silanes studied exhibit at least one of the main patchouli odor descriptors ‘woody,’ ‘earthy,’ and ‘camphoraceous,’ and some even exhibit all of them. The silanes MeR2SiC(OH)Me2 (12) and R3SiC(OH)Me2 (14) (R=cyclopropyl) were found to resemble natural patchouli oil most closely, with an even lower odor threshold than the natural lead