re
|
Compound (No. in Table S4)
|
C1 / (µg L-1) |
C2 / (µg L-1) |
C3 / (µg L-1) |
C4 / (µg L-1) |
C5 / (µg L-1) |
Odor description |
Odor lit
|
A |
ethyl propanoate (No. 81)
|
11.0 ± 1.3 a |
7.9 ± 1.3 b |
6.3 ± 0.7 c |
8.0 ± 0.4 b |
6.3 ± 1.3 c |
fruity, sweet, sweet fruit |
sweet, fruity |
B |
diacetyl [2,3-butanedione] (No. 141)
|
6.4 ± 0.4 a |
3.9 ± 0.6b |
1.0 ± 0.1 c |
4.3 ± 0.1 b |
1.0 ± 0.1 c |
sweet, fruits |
buttery |
C |
ethyl butanoate (No. 86)
|
9.0 ± 1.4 b |
12.0 ± 0.4 a |
10.8 ± 1.6 a |
8.9 ± 0.4 b |
6.9 ± 0.7 c |
fruity, red fruits, sweet |
fruity |
D
|
1-propanol
(No. 18, Co1)
|
7.7 ± 1.2 a
|
8.1 ± 0.0 a
|
8.9 ± 2.2 a
|
8.0 ± 0.1 a
|
6.4 ± 0.4 a
|
fruity, sweet, fresh
|
fruity
|
2-butenal
(No. 69, Co1)
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
pungent
|
E |
ethyl isovalerate (No. 88)
|
2.0 ± 0.4 b |
2.7 ± 0.1 a |
2.4 ± 0.6 ab |
2.7 ± 0.3 a |
1.2 ± 0.4 c |
fruity, ripe fruit, solvent, refreshing, citric |
fruity |
F |
isobutyl alcohol (No. 20)
|
226.8 ± 23.2 ab |
204.1 ± 33.3 b |
217.1 ± 33.3 ab |
241.5 ± 10.1 ab |
257.6 ± 0.2 a |
gas, stinky, pungent, herbaceous, plastic |
oily, bitter, green |
G |
isoamyl acetate (No. 90)
|
87.9 ± 18.3 ab |
93.2 ± 1.7 a |
73.5 ± 11.8 b |
70.3 ± 3.1 b |
49.9 ± 6.7 c |
banana, fruits, sweet, solvent, acetone, stinky |
fruity, banana |
H |
1-butanol (No. 24)
|
2.0 ± 0.5 c |
3.9 ± 0.7 bc |
2.0 ± 0.4 c |
6.4 ± 1.2 ab |
9.4 ± 2.8 a |
fruit, dry, gas |
alcoholic |
I
|
3-methyl-1-butanol (isoamyl alcohol)
(No. 27, Co4)
|
> 450.0
|
> 450.0
|
> 450.0
|
> 450.0
|
> 450.0
|
stinky, solvent, rancid, fermented, vomit
|
solvent
|
2-methyl-1-butanol
(No. 26, Co4)
|
> 450.0
|
> 450.0
|
> 450.0
|
> 450.0
|
> 450.0
|
malt, wine, onion
|
J |
ethyl hexanoate (No. 93)
|
82.6 ± 13.7 abc |
98.8 ± 8.3 a |
95.7 ± 28.0 ab |
68.5 ± 3.0 bc |
55.8 ± 4.4 c |
fruity, sweet, guarana, citric, red fruits, green |
fruity |
K
|
acetoin [3-hydroxy-2‑butanone]
(No. 145, Co8)
|
1.4 ± 0.1 a
|
1.2 ± 0.2 ab
|
1.1 ± 0.3 b
|
1.1 ± 0.1 b
|
1.0 ± 0.1 b
|
green
|
creamy,
fatty
|
octanal
(No. 71, Co8)
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
green, orange, juicy
|
L
|
ethyl octanoate
(No. 103, Co11)
|
63.1 ± 2.3 c
|
80.5 ± 3.1 b
|
106.9 ± 9.2 a
|
54.7 ± 2.5 d
|
61.1 ± 5.9 cd
|
coffee, unpleasant
|
fruity
|
p -cymenene
(No. 174, Co11)
|
7.0 ± 0.4 a
|
6.8 ± 0.1 ab
|
6.8 ± 0.3 ab
|
6.6 ± 0.1 b
|
6.5 ± 0.2 b
|
citrus, pine, coffee, solvent, hydrocarbon
|
M
|
acetic acid
(No. 1, Co12)
|
> 2160.0
|
> 2160.0
|
> 2160.0
|
> 2160.0
|
> 2160.0
|
vinegar
|
pungent, vinegar
|
1-heptanol
(No. 43, Co12)
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
< 2.0
|
green
|
isopentyl hexanoate
(No. 104, Co12)
|
10.2 ± 0.1 c
|
10.5 ± 0.0 b
|
10.8 ± 0.1 a
|
10.2 ± 0.0 c
|
10.2 ± 0.0 c
|
sweet fruity
|
N
|
benzaldehyde
(No. 74, Co15)
|
41.2 ± 8.7 ab
|
41.4 ± 3.1 ab
|
43.7 ± 4.4 ab
|
30.9 ± 1.7 b
|
47.1 ± 9.9 a
|
green, leaf
|
almond
|
ethyl 2-hydroxy-butanoate (No. 106, Co15)
|
9.9 ± 0.0 b
|
10.0 ± 0.0 a
|
10.0 ± 0.1 a
|
10.0 ± 0.0 a
|
9.9 ± 0.0 ab
|
fruity, floral
|
O |
2,3-butanediol (No. 50)
|
14.6 ± 4.1 a |
8.6 ± 0.5 b |
8.9 ± 2.6 b |
7.2 ± 0.2 b |
7.6 ± 0.0 b |
ripe fruit, sweet, fruit |
fruity |
P |
1-octanol (No. 51)
|
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
< 2.0 |
fruits, sweet |
fruity |
Q
|
γ-butyrolactone
(No. 154, Co18)
|
366.4 ± 102.0 d
|
569.5 ± 112.5 bc
|
468.7 ± 135.0 cd
|
639.8 ± 51.2 ab
|
758.1 ± 26.1 a
|
foot odor, stinky, rancid, cheese, cooking gas, fermented
|
caramel,
sweet,
coconut,
cheese
|
ethyl 2-furoate
(No. 138, Co18)
|
21.4 ± 3.6 c
|
46.2 ± 6.1 a
|
6.0 ± 0.0 d
|
47.9 ± 5.4 a
|
35.4 ± 9.5 b
|
balsamic
|
R
|
ethyl decanoate
(No. 112, Co19)
|
60.9 ± 5.6 b
|
64.5 ± 1.5 b
|
77.5 ± 5.1 a
|
43.5 ± 4.0 d
|
55.5 ± 5.6 c
|
honey, sweet, rancid, acid
|
fruity, grape, sweet
|
butanoic acid
(No. 4, Co19)
|
33.7 ± 3.6 ab
|
27.9 ± 8.0 bc
|
32.8 ± 9.0 ab
|
38.5 ± 0.9 a
|
19.2 ± 5.5 c
|
rancid
|
menthol
(No. 178, Co19)
|
5.7 ± 0.0 a
|
5.7 ± 0.0 a
|
5.8 ± 0.1 a
|
5.7 ± 0.0 a
|
5.7 ± 0.0 a
|
peppermint
|
S
|
diethyl butanedioate [diethyl succinate]
(No. 115, Co21)
|
2466.0 ± 65.7 a
|
748.0 ± 13.6 b
|
961.2 ± 238.2 b
|
702.9 ± 0.7 b
|
779.3 ± 31.5 b
|
stinky, cheese, foot odor, rancid, fermented, vomit
|
faint,
pleasant
|
isovaleric acid
(No. 5, Co21)
|
580.1 ± 43.7 a
|
569.4 ± 35.8 a
|
573.8 ± 12.5 a
|
582.2 ± 51.2 a
|
599.3 ± 24.8 a
|
cheesy, herbaceous
|
T
|
3-(methylthio)-1-propanol
(No. 196, Co22)
|
13.1 ± 2.5 b
|
20.5 ± 2.0 a
|
9.5 ± 2.0 d
|
12.0 ± 1.9 bc
|
11.7 ± 3.0 c
|
rancid, cooked, legume, green, gas, sweet, artificial
|
boiled
cabbage
|
(6Z)-nonen-1-ol
(No. 56, Co22)
|
< 1.9
|
< 1.9
|
< 1.9
|
< 1.9
|
< 1.9
|
melon
|
2-undecanol
(No. 57, Co22)
|
4.3 ± 0.1 a
|
3.17 ± 0.1 b
|
4.0 ± 0.3 a
|
2.8 ± 0.1 c
|
3.3 ± 0.2 b
|
minty, fresh flavors
|
isopiperitone
(No. 180, Co22)
|
5.7 ± 0.1 a
|
5.7 ± 0.1 a
|
5.7 ± 0.1 a
|
5.8 ± 0.1 a
|
5.7 ± 0.1 a
|
mint
|
U |
1,2-dihydro-1,1,6-trimethyl-naphthalene [TDN] (No. 183)
|
14.3 ± 0.5 bc |
14.3 ± 0.7 bc |
15.0 ± 0.6 b |
13.6 ± 1.6 c |
16.5 ± 0.7 a |
rancid, stinky, rotten |
petrolly kerosene-like aroma |
V |
diethyl pentanedioate (No. 119)
|
10.9 ± 0.1 b |
10.9 ± 0.1 ab |
10.9 ± 0.1 ab |
11.0 ± 0.1 a |
10.9 ± 0.1 ab |
pungent, cooking gas, fresh |
nf |
W
|
2-phenylethyl acetate
(No. 125, Co26)
|
5.0 ± 0.1 a
|
2.2 ± 0.6 c
|
2.6 ± 0.0 bc
|
3.1 ± 0.1 b
|
3.3 ± 0.1 b
|
floral, roses, jasmine
|
floral, rose, sweet, honey, fruity
|
β-damascenone
(No. 187, Co26)
|
47.3 ± 3.7 a
|
36.7 ± 0.4 bc
|
41.2 ± 2.3 b
|
33.5 ± 0.0 c
|
34.1 ± 0.1 c
|
sweet, fruity, rose-like
|
X
|
phenylethyl alcohol
(No. 63, Co29)
|
> 710.0
|
> 710.0
|
> 710.0
|
> 710.0
|
> 710.0
|
floral, perfume, sweet, jam, green, acid
|
roses, honey
|
γ-octalactone
(No. 156, Co29)
|
281.7 ± 64.6 a
|
308.6 ± 2.4 a
|
288.3 ± 53.4 a
|
319.7 ± 1.8 a
|
274.2 ± 11.4 a
|
coconut
|
Y |
1-dodecanol (No. 64)
|
24.7 ± 0.0 a |
24.9 ± 0.0 a |
25.1 ± 0.4 a |
24.9 ± 0.1 a |
24.8 ± 0.0 a |
rubber bullet, sweet |
floral |
Z |
octanoic acid (No. 11)
|
> 540.0 |
> 540.0 |
> 540.0 |
> 540.0 |
> 540.0 |
coffee, grain |
fatty, rancid |