-(2S,4S)-Disila-okoumal.gif)
(+)-(2S,4S)-Disila-okoumal
- very weak to odorless on the blotter, only
faintly ambery-woody
Odor
Threshold = 6.3 ng/L in air (+/-10.5)
=
(+)-(2S,4S)-2,4-dimethyl-2-(5,5,8,8-tetramethyl-5,8-disila-5,6,7,8-tetrahydro-2-naphthyl)-1,3-dioxolane
Ref: Matthias
W. Buettner, Christian Burschka, Konstantin
Junold, Philip Kraft, Reinhold Tacke,
Disila-Okoumal: A Silicon Analogue of the
Ambergris Odorant Okoumal, ChemBioChem, Volume
8, Issue 12, Date: August 13, 2007, Pages:
1447-1454
Okoumal is a
registered trademark of Givaudan SA
|
|
-(2r,4r)-Disila-okoumal.gif)
(-)-(2R,4R)-Disila-okoumal
- pronounced, typical ambery odor with woody
aspects, stronger than
(+)-(2R,4S)-Disila-okoumal, the strongest
disila-okoumal enantiomer on the blotter, but on
the blotter clearly weaker than
(-)-(2R,4R)-Okoumal
Odor
Threshold = 0.31 ng/L in air
(+/-0.14)
=
(-)-(2R,4R)-2,4-dimethyl-2-(5,5,8,8-tetramethyl-5,8-disila-5,6,7,8-tetrahydro-2-naphthyl)-1,3-dioxolane
Ref: Matthias
W. Buettner, Christian Burschka, Konstantin
Junold, Philip Kraft, Reinhold Tacke,
Disila-Okoumal: A Silicon Analogue of the
Ambergris Odorant Okoumal, ChemBioChem, Volume
8, Issue 12, Date: August 13, 2007, Pages:
1447-1454
Okoumal is a
registered trademark of Givaudan SA
|
|
-(2S,4R)-Disila-okoumal.gif)
(-)-(2S,4R)-Disila-okoumal
- very weak to odorless on the blotter, only
slightly ambery-woody, with some faint
reminiscence to okoumal
Odor
Threshold = 6.8 ng/L in air (+/-4.3)
=
(-)-(2S,4R)-2,4-dimethyl-2-(5,5,8,8-tetramethyl-5,8-disila-5,6,7,8-tetrahydro-2-naphthyl)-1,3-dioxolane
Ref: Matthias
W. Buettner, Christian Burschka, Konstantin
Junold, Philip Kraft, Reinhold Tacke,
Disila-Okoumal: A Silicon Analogue of the
Ambergris Odorant Okoumal, ChemBioChem, Volume
8, Issue 12, Date: August 13, 2007, Pages:
1447-1454
Okoumal is a
registered trademark of Givaudan SA
|
|
-(2r,4s)-Disila-okoumal.gif)
(+)-(2R,4S)-Disila-okoumal
- ambery odor with woody aspects,
characteristically okoumal-like, on the blotter
very close in intensity to
(-)-(2R,4R)-Disila-okoumal
Odor
Threshold = 0.31 ng/L in air
(+/-0.14)
(+)-(2R,4S)-2,4-dimethyl-2-(5,5,8,8-tetramethyl-5,8-disila-5,6,7,8-tetrahydro-2-naphthyl)-1,3-dioxolane
Ref: Matthias
W. Buettner, Christian Burschka, Konstantin
Junold, Philip Kraft, Reinhold Tacke,
Disila-Okoumal: A Silicon Analogue of the
Ambergris Odorant Okoumal, ChemBioChem, Volume
8, Issue 12, Date: August 13, 2007, Pages:
1447-1454
Okoumal is a
registered trademark of Givaudan SA
|
|