Compounds | RI | IDa | Concentration in beers (µg/L calculated by internal standard equivalent) | |||||
IKp | SC | IO | SCIO | SCLF | SCIOLF | |||
Esters | ||||||||
Ethyl acetate | 609b | MS/RIL | 749.3 | 286.8 | 38.6 | 151.5 | 338 | 512.7 |
Propyl acetate | 712 | MS/RIL | 160 | 1.0 | - | - | - | - |
Ethyl isobutyrate | 740 | MS | - | - | 69.2 | 18.2 | - | 7.5 |
Isobutyl acetate | 773 | MS/RIL | 49.3 | 3.4 | 15.5 | 11.6 | 0.3 | - |
Ethyl butyrate | 801b | MS/RIL | 9.8 | 1.6 | 468.7 | 153.4 | - | 2.0 |
Ethyl lactate | 815 | MS/RIL | 205 | - | - | - | 82.2 | 31.5 |
Ethyl isovalerate | 871 | MS | 38.9 | - | - | - | - | - |
Isoamyl acetate | 877 | MS/RIL | 47.2 | 41.9 | 40.3 | 72.5 | 67.7 | 79.0 |
2-Methylbutyl acetate | 879 | MS/RIL | 17.7 | - | - | - | - | - |
Ethyl valerate | 900 | MS | 44.1 | - | - | - | 8.2 | 0.6 |
Ethyl caproate | 998b | MS/RIL | 75.6 | 56.8 | 12.1 | 95.1 | 43.4 | 66.8 |
Hexyl acetate | 1017 | MS/RIL | 1.8 | 1.7 | 0.1 | 1.9 | 1.7 | 1.3 |
Ethyl heptanoate | 1096 | MS/RIL | 4.4 | 43.3 | 5.9 | 35.2 | 0.2 | 7.7 |
Ethyl benzoate | 1169 | MS/RIL | 1.3 | - | - | - | - | - |
Methyl salicylate | 1192b | MS/RIL | 11 | 69.5 | 40.8 | 69.2 | 60.5 | 47.8 |
Ethyl caprylate | 1196b | MS/RIL | 201.8 | 62.8 | 664.8 | 227 | 47. 6 | 88.8 |
Isobutyl caprylate | 1386 | MS | 2.3 | - | - | - | - | - |
phenethyl acetate | 1257 | MS/RIL | 4.5 | 2.6 | - | 0.6 | 0.6 | 1.0 |
Ethyl nonanoate | 1294 | MS/RIL | 3.4 | 9.3 | 275 | 161.6 | 56.0 | 92.4 |
Ethyl dec-9-enoate | 1382 | MS/RIL | 10.3 | - | 38.2 | 19.7 | - | - |
Ethyl caprate | 1395b | MS/RIL | 34.1 | 35.7 | 9.4 | 42.0 | 5.5 | 22.0 |
3-Methylbutyl octanoate | 1447 | MS | 4.8 | - | - | - | - | - |
Ethyl laurate | 1597 | MS/RIL | 1.6 | 3.6 | 4.8 | 4.4 | 4.0 | 0.9 |
Isopropyl laurate | 1631 | MS | 0.9 | 0,6 | - | 0.7 | - | - |
3-Methylbutyl decanoate | 1648 | MS | 1.3 | - | 2.2 | 1.6 | - | - |
Ethyl merystate | 1797 | MS/RIL | 2.5 | 1.7 | 2.8 | 4.7 | 1.0 | 1.3 |
Ethyl palmitate | >1900 | MS | 1.0 | 1.7 | 5.4 | 2.4 | 1.3 | 1.1 |
Isopropyl palmitate | >1900 | MS | 5.0 | 0.7 | 5.3 | - | - | - |
Alcohols | ||||||||
Propan-1-ol | >600b | MS | 1041.6 | 890.7 | 275.1 | 810.3 | 385.1 | 443.3 |
2-Methylpropan-1-ol | >600b | MS | 194.3 | 170.4 | 53.3 | 90.2 | 156.9 | 77.4 |
3-Methylbutan-1-ol | 704 | MS/RIL | 603.8 | 1042 | 772.6 | 948.7 | 1233.1 | 1055.3 |
2-methylbutan-1-ol | 709 | MS/RIL | 22.5 | 181,6 | 155,3 | 182.9 | 356.7 | 113.0 |
2,3-butanediol | 804 | MS/RIL | 56.2 | 38.1 | - | 30.4 | - | 45.9 |
Hexano-1-l | 871 | MS/RIL | 18.8 | 24.0 | 0.3 | 14.7 | 17.2 | 21.3 |
Heptan-1-ol | 971 | MS/RIL | 65.1 | 72.0 | 9.4 | 21.3 | 12.2 | 61.2 |
Octan-1-ol | 1072 | MS/RIL | 4.3 | 21.7 | 16.4 | 33.3 | 0.4 | 3.0 |