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. 2013 Apr 17;8(4):e62053. doi: 10.1371/journal.pone.0062053

Table 4. Solvent-extractable volatile fermentation products of AWRI 838, CXM1 and CXM4 in Chardonnay wines.

Peak Area X 104
R.T. Compound Identity Flavour Descriptor AWRI838 CxM1 CxM4
16.51 Ethyl octanoate Sweet, soap 215±8 a 216±17 a 220±30 a
16.67 Acetic acid Vinegar 655±9 a 127±10 c 283±55 b
19.08 2-Methyl-tetrahydrothiophen-3-one Blackberry, fruit berry 34±3 a 16±1 b 17±2 b
19.54 2.3-Butanediol Cashew, rubber 195±27 a 208±39 a 179±42 a
19.67 2,6-Dimethyl-4-heptanol Yeasty, fermented 144±13 a 84±2 b 104±9 b
20.45 Isobutyric acid Cheese, rancid, sour 48±5 b 73±9 a 74±4 a
20.61 1,3-Butanediol Butter 83±5 a 74±5 a 81±8 a
21.90 1,2-Butanolide Smokey, hot 630±3 a,b 590±3 b 678±4 a
22.20 Butanoic acid Cheese, rancid, sweaty 36±2 a 42±4 a 42±5 a
22.60 Ethyl decanoate Floral, soap 137±4 a 98±13b 106±14 b
23.41 2-Methyl butanoic acid Cheese, sour, rancid 58±2 b 88±16 a 45±6 b
23.48 Diethyl succinate Fruity 194±9 b 243±2 a 248±20 a
24.05 Ethyl-9-decanoate Sweet, pleasant 20±6 c 45±4 b 60±7 a
24.56 3-Methyl thiol propanol Savoury, meat, potato 45±4 b 110±16 a 99±8 a
27.03 Ethyl 4-hydroxybutanoate Sweet, pleasant 610±18 a 502±10 c 546±12 b
27.27 β-Phenyl acetate Sweet, solvent 50±2 b 96±10 a 98±12 a
28.20 Hexanoic acid Vinegar, fermented 258±27 a 229±52 a 284±14 a
29.77 2-Phenyl ethyl alcohol Floral, rose 9619±153 c 18194±244 a 17115±461 b
33.05 Diethyl malate Green, fruity, caramel 26±2 a 26±2 a 29±1 a
33.16 Unidentified 52±2 b 58±3 b 74±4 a
33.62 Octanoic acid Harsh, rancid 642±30 a 650±41 a 676±64 a
38.05 3-Hydroxy-4-phenyl-2-butanone Fruity, sweet, caramel 22±2 c 47±3 b 60±5 a
38.36 Unidentified 20±5 c 46±1 b 78±9 a
38.46 Ethyl-2-hydroxy-3-phenylpropanoate Goaty, smokey 34±5 b 69±3 a 77±17 a
38.69 Decanoic acid Fatty 372±32 a 260±41 a 320 95 a
40.02 9-Decenoic acid Fruity, waxy 60±4 c 147±3 b 193±11 a
40.77 4-Vinyl phenol Pharmaceutical 173±1 a,b 168±7 b 187±9 a
41.15 Ethyl hydrogen succinate Fruit (mild) 183±43 a 329±26 a 215±24 a
42.13 Unidentified 61±12 a 55±3 a 56±3 a
53.51 4-Hydroxybenzene ethanol Sweet floral, fruity 580±28 c 910±33 a 741±13b

Levels not connected by same letter are significantly different (p<0.05).