Research Article
From Flower to Honey Bouquet: Possible Markers for the Botanical Origin of Robinia Honey
Table 2
SPME-GC/MS analyses of different parts of Robinia pseudoacacia flowers.
| Peaks | Retention time | Name | Stamens and pistil | Petals | Nectar | Calix and nectaries |
| 1 | 6.244 | 4-Methyl-1,3-pentadiene | 1.21 | 1.54 | | 1.32 | 2 | 8.956 | 2-Butanone | 5.91 | 0.13 | | 4.21 | 3 | 10.135 | Ethanol | | | | | 4 | 11.710 | 3-Pentanone | 0.67 | | | 1.05 | 5 | 12.880 | Butanoic acid-2-methyl-methyl ester | 2.73 | 0.26 | | | 6 | 13.220 | α-Pinene | 1.33 | 0.89 | | 20.73 | 7 | 16.033 | Hexanal | 1.36 | | 1.68 | 1.07 | 8 | 16.236 | 1-Penten-3-ol | 0.50 | | 0.89 | | 9 | 17.648 | 3-Butenoic acid-3-methyl-methyl ester | | 0.06 | | | 10 | 19.324 | β-Pinene | | 0.35 | | 8.56 | 11 | 19.429 | β-Myrcene | | 1.11 | | 9.42 | 12 | 19.876 | 2-Butenoic acid-3-methyl-methyl ester | | 0.42 | | | 13 | 20.827 | Methyl tiglate | | 0.17 | | | 14 | 21.082 | D-Limonene | 7.52 | 0.22 | | | 15 | 22.516 | E-Ocimene | 0.79 | 1.20 | | | 16 | 23.089 | 1-Pentanol | | | 1.53 | | 17 | 23.271 | Z-Ocimene | 29.67 | 30.36 | | 8.34 | 18 | 23.496 | 3-Octanone | | | 3.77 | | 19 | 24.230 | (3E)-4,7-Dimethyl-3,6-octadienenitrile | | 0.09 | | | 20 | 25.311 | Cyclopentene, 3-isopropenyl-5,5-dimethyl | | 0.37 | | | 21 | 25.540 | Geranyl nitrile | 17.16 | 4.25 | | 14.71 | 22 | 26.078 | (E)-2-Penten-1-ol | | | 0.68 | | 23 | 26.144 | (Z)-3-Hexen-1-ol, acetate | | | | 0.75 | 24 | 26.988 | 5-Hepten-2-one-6-methyl | | | 1.00 | | 25 | 27.317 | 1-Hexanol | 1.13 | | 30.92 | 0.49 | 26 | 27.804 | (E)-3-Hexen-1-ol | | | 0.14 | | 27 | 28.362 | (4E-6Z)-allo-Ocimene | 0.79 | 0.52 | 28.09 | 0.39 | 28 | 28.374 | Benzene, methoxy | | | 0.55 | | 29 | 28.508 | Butanoic acid-3-hydroxy-3-methyl-methyl ester | | 0.13 | | | 30 | 29.292 | (4Z-6E)-allo-Ocimene | | 0.99 | 3.07 | 3.85 | 31 | 29.295 | 1,3-Cyclohexadiene-1,3,5,5-tetramethyl | 0.71 | | 2.29 | | 32 | 31.080 | 1-Octen-3-ol | | 0.56 | 10.14 | 0.58 | 33 | 31.110 | (E,E)-Cosmene | | | 1.28 | | 34 | 31.370 | 1,3,8-p-Menthatriene | | 0.17 | 2.60 | | 35 | 32.212 | trans-Linalool oxide (furan) | | 0.07 | 0.36 | | 36 | 33.147 | α-Copaene | | | | 1.43 | 37 | 34.745 | Linalool | 28.36 | 54.86 | 4.63 | 23.08 | 38 | 35.105 | 1-Octanol | | | 2.07 | | 39 | 37.062 | Hotrienol | | 0.28 | | | 40 | 37.242 | (E)-2-Octen-1-ol | | | 0.16 | | 41 | 38.693 | 1-Nonanol | | | 3.31 | | 42 | 47.343 | 2-Phenylethyl alcohol | | 0.30 | 0.57 | | 43 | 55.082 | Formamide-N-phenyl | | 0.64 | | |
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