Table 5.
Change in the volatiles of cinnamon chocolate before and after conching (SPME -GC-MS) using fiber C
| Retention time (min.) | Compounds (before conching) | Odour description | Odour activity |
|---|---|---|---|
| 0.79 | Butanal, 3-methyl | Chocolate | 1.74 |
| 0.47 | 1-propen-2-ol-acetate | Fatty | 0.09 |
| 4.78 | Pyrazine, 2,5,dimethyl | Nutty, green | 1.94 |
| 5.10 | Pyrazine, 2,3, dimethyl | Cooked, nutty | 0.59 |
| 5.20 | 2-Isopropyl-5-methyhex-2-enal | Unknown | 0.42 |
| 5.61 | Nonanal | Unknown | 4.99 |
| 5.82 | Pyrazine, trimethyl | Cocoa, roasted | 3.83 |
| 6.41 | Acetic acid | Sour | 4.79 |
| 6.69 | Pyrazine, tetramethyl | Bean like | 32.16 |
| 7.37 | Benzaldehyde | Nutty | 9.25 |
| 7.44 | 1,6-octadien-3-ol,3,7-dimethyl-acetate | Flowery | 0.28 |
| 7.59 | Cyclobutane, 1,2,diethyl-trans | Like laurel | 0.21 |
| 7.70 | 2-butanone,3-hydroxy | Fruity | 0.34 |
| 7.83 | Propanoic acid, 2-methyl | Rancid | 0.38 |
| 7.97 | 2-Furancarboxaldehyde, 5-methyl | Sweet,caramel like | 0.23 |
| 8.11 | 2-Decanone | No smell | 0.41 |
| 8.15 | Cyclohexanol, 5-methyl-2-(1methylethy) | Like laurel | 0.80 |
| 8.70 | Butanoic acid, 4-hydroxy | Fruity | 0.17 |
| 8.75 | Benzeneacetaldehyde | Pungent | 1.84 |
| 8.99 | Butanoic acid, 3-methyl | Cheese | 1.75 |
| 10.26 | Carboxylic acid, benzyl | Sweety | 0.14 |
| 10.60 | Acetic acid, 2-phenylethyl ester | Vinegar | 1.90 |
| 10.82 | 1-butanol, 3-methyl-benzoate | Fruity | 1.11 |
| 10.90 | Hexanoic acid | No smell | 0.30 |
| 11.11 | Phenol, 2-methoxy | Woody | 0.39 |
| 11.27 | Benzyl alcohol | Almond like | 0.37 |
| 11.46 | Phenylethanol | Sweet,honey | 6.62 |
| 12.99 | Phenol, 2-methoxy | No smell | 0.17 |
| 13.12 | 4-Propyl-2-hydroxycyclopent-2en-1-one | Unknown | 0.34 |
| 13.38 | Carbonic acid, decyl pheny ester | sour | 1.81 |
| 13.66 | 2-propenal, 3-phenyl | Potato like | 1.02 |
| 13.80 | Hexanoic acid | No smell | 0.29 |
| 14.10 | 5-methyl-2-phenyl-2-hexenal | Cocoa | 0.68 |
| 16.12 | Nonanoic acid | Rancid | 0.44 |
| 5.58 | Decane, 6-ethyl-2-methyl | Unknown | 0.42 |
| 6.48 | Acetic acid | Sour, vinegar | 3.79 |
| 6.87 | Copaene | Woody | 1.38 |
| 7.37 | Benzaldehyde | Nutty | 0.79 |
| 7.76 | Bicyclo (3.1.1.heptane,6-methyl) | Unknown | 0.09 |
| 7.93 | 6,8-Nonadien-2-one, 8-methyl | No smell | 0.05 |
| 8.04 | 2-Octanone | Green | 1.05 |
| 8.17 | Bicyclo (3.1. hexan-2-ol, 2-methyl) | Floral, fruity | 0.06 |
| 10.98 | Phenylethylalcohol | Sweet, honey | 1.01 |
| 11.11 | Phenol, 2-methoxy | Smoky | 0.17 |
| 11.55 | 2-propenal, 3-phenyl | Potato like | 1.02 |
| 11.67 | Phenylethyalcohol | Sweet, honey | 0.19 |
| 13.92 | Cinnamaldehyde | Cinnamon | 56.5 |
| 16.12 | Propanedioic acid, propyl | Apple | 0.06 |
| 17.46 | Phenol, 4- (1-phenylethyl) | No smell | 0.05 |
| 19.42 | Propanedioic acid, propyl | Apple | 0.06 |
| 24.27 | 2H-1- Benzopyran-2-one | Green | 4.18 |
| 9.21 | Pentane, 2,3,3-trimethyl | Smoky | 0.17 |
| 9.26 | Cyclohexene, 4-methylene | Citrus | 0.62 |
| 9.92 | Copaene | Woody | 1.38 |
| 10.26 | Benezenepropanal | No smell | 1.84 |
| 10.45 | Pentanal, 5-methyl | Green | 0.88 |
| 10.75 | Ethanone | Fruity | 0.42 |
| 10.81 | 1-butanol, 3-methyl, benzoate | Floral, fruity | 1.44 |
| 0.23 | 3-methylpentane | No smell | 1.93 |
| 0.47 | 2-methyl-1-propanol (isobutanol) | Sweet | 3.46 |
| 0.77 | Butanal, 3-methyl | Fruity | 1.74 |
| 1.14 | Decane | Unknown | 1.19 |
| 3.16 | Cyclohexene, 1-methyl | Spicy | 0.80 |
| 6.40 | Acetic acid | Sour, vinegar | 4.77 |
| 6.66 | Pyrazine, tetramethyl | Beanlike | 32.16 |
| 7.37 | Benzaldehyde | Nutty | 9.25 |
| 7.48 | Isopropanol | No smell | 1.73 |
| 7.69 | 2-butanone, 3-hydroxy | Creamy | 0.34 |
| 7.83 | Propanoic acid, 2-methyl | Fruity | 0.38 |
| 8.68 | Butanoic acid, 3-methyl | Banana | 1.75 |
| 10.90 | Pentanoic acid | Rancid | 0.12 |
| 11.11 | Phenol, 2-methoxy | Smoky | 0.39 |
| 11.37 | Phenylethanol | Sweet, honey | 6.62 |
| 12.49 | Ethanone | Fruity | 1.56 |
| 13.65 | 2-propenol, 3-phenyl | Potato like | 1.02 |
| 16.10 | Hexanoic acid | No smell | 0.29 |