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--- philadelphus_coronarius_l [2018/02/17 09:28]
andreas
+++ philadelphus_coronarius_l [2021/03/16 10:36]
andreas
@@ Zeile 13: / Zeile 13: @@
 Trans-myrtanal (46%), cis-myrtanal (2.2%), myrtenal, myrtenol, indole, nopinone (5.3%), 2-aminobenzaldehyde (11%), 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%). \\
 [The composition of the headspace from fragrant flowers: Further results., Joulain D., Flavour and Fragrance J 1987; 2: 149-155]
+,4-Dihydro-2-methyl-2H-3,1-bezoxazine (odor: quinoline-like) as the cyclic product of anthranilic alcohol and acetaldehyde is found in the vacuum headspace concentrate of a P.coronarius flowers variety in amounts of 0.2-1%. In pure form it cleaves acetaldehyde in perceptible amounts. \\
+[Volatile constituents of European bird cherry flowers (Padus avium Mill.). Surburg, H., Güntert, M., Schwarze, B.,Journal of Essential Oil Research, Vol.2(6), 1990, 307-316]
 | {{:indole.jpg| indole}} \\ indole | {{:2-aminobenzaldehyde.jpg| 2-aminobenzaldehyde}} \\ 2-aminobenzaldehyde |

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