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reseda_odorata_l [2016/11/24 22:40]
andreas 		reseda_odorata_l [2017/08/18 15:04] (aktuell)
andreas
Zeile 9: Zeile 9:
 "The flowers have an intense, sweet, violet-like and fruity odor with a green nuance. "The flowers have an intense, sweet, violet-like and fruity odor with a green nuance.
 Interestingly, the vacuum headspace concentrate of mignonette flowers contains remarkable amounts of the theaspirones shown, 4-11 % and 4-6 %, respectively. " \\ Interestingly, the vacuum headspace concentrate of mignonette flowers contains remarkable amounts of the theaspirones shown, 4-11 % and 4-6 %, respectively. " \\
-[[http://www.bojensen.net/EssentialOilsEng/EssentialOils26/EssentialOils26.htm]]+[[http://www.bojensen.net/EssentialOilsEng/EssentialOils26/EssentialOils26.htm]] \\ 
 +[Surburg et al., Volatile compounds from Flowers, in: Teranishi, R.;Buttery, R. G.;Sugisawa, H. Bioactive volatile compounds from plants. (Book) 1993, 179-181]
  
-Headspace analysis of the flowers showed dihydro-β-ionone (23%), α-ionone (18%), dihydo-β-ionol (5%), dihydro-α-ionone (1.8%) and α-ionol (1.2%) to be the main constituents. Other components are β-cyclogeraniol (6%), tetra- (4.5%) and pentadecane (2.4%), (E)-nerolidol (3.6%), nonanal (1.5%), decanal (1.4%), 6-pentyl-α-pyrone (0.5%) and two theaspirones (2.2%).+| {{:reseda_theaspirones.jpg| reseda theaspirones}} \\ reseda theaspirones |{{:dihydroionone_beta.jpg| dihydro-β-ionone}} \\ dihydro-β-ionone | {{:ionone_alpha_er.jpg| α-ionone}} \\ α-ionone | {{:delta_lactone.jpg|}} \\ (R)-(+)-delta-decalactone \\ (R=n-Pentyl) | 
 + 
 +Headspace analysis of the flowers showed dihydro-β-ionone (23%), α-ionone (18%), dihydo-β-ionol (5%), dihydro-α-ionone (1.8%) and α-ionol (1.2%) to be the main constituents. Other components are β-cyclogeraniol (6%), tetra- (4.5%) and pentadecane (2.4%), (E)-nerolidol (3.6%), nonanal (1.5%), decanal (1.4%), 6-pentyl-α-pyrone (0.5%) and two theaspirones (2.2%). \\
 "Particularly important in olfactory terms is the combination of carotenoid degradation products (β-ionone and descendants) and 6-pentyl-α-pyrone (smells alone like a ripe peach, along with some coumarin)." \\ "Particularly important in olfactory terms is the combination of carotenoid degradation products (β-ionone and descendants) and 6-pentyl-α-pyrone (smells alone like a ripe peach, along with some coumarin)." \\
 [Roman Kaiser, personal mail of an analysis from 1984] [Roman Kaiser, personal mail of an analysis from 1984]
reseda_odorata_l.1480023627.txt.gz · Zuletzt geändert: 2016/11/24 22:40 von andreas

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