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philadelphus_coronarius_l [2016/11/11 07:42]
andreas
philadelphus_coronarius_l [2017/03/30 22:37]
andreas
Zeile 7: Zeile 7:
  
 The pre-female //'nectar producing disk flowers'// are pleasantly fragrant, especially in the evening and then particularly intense. [[http://de.wikipedia.org/wiki/Philadelphus_coronarius]] The pre-female //'nectar producing disk flowers'// are pleasantly fragrant, especially in the evening and then particularly intense. [[http://de.wikipedia.org/wiki/Philadelphus_coronarius]]
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 +Major constituents of the vacuum headspace concentrate of the flower volatiles were acetophenone (20%), linalool oxides (11.5%), and indole (10%). Among the minor constituents were 2-aminobenzaldehyde (2%), benzothiazole (1%), jasmone (trace), and (Z)-hexenyl benzoate (trace). \\
 +[Joulain, D. „Study of the fragrance given off by certain springtime flowers.“ Progress in essential oil research (1986): 57-67] 
  
 Trans-myrtanal (46%), cis-myrtanal (2.2%), myrtenal, myrtenol, indole, nopinone (5.3%), 2-aminobenzaldehyde, 2-formamidobenzaldehyde and veratraldehyde have been determined in the headspace of living flowers by GC-MS analysis. Flowers from another single plant showed an entirely different composition with hugh amounts of acetophenone (20%) and indole (10%). \\ Trans-myrtanal (46%), cis-myrtanal (2.2%), myrtenal, myrtenol, indole, nopinone (5.3%), 2-aminobenzaldehyde, 2-formamidobenzaldehyde and veratraldehyde have been determined in the headspace of living flowers by GC-MS analysis. Flowers from another single plant showed an entirely different composition with hugh amounts of acetophenone (20%) and indole (10%). \\
philadelphus_coronarius_l.txt · Zuletzt geändert: 2021/06/30 17:15 von andreas