Oct 1 en 3 ol

Solvents, such as methylene chloride and sodium sulfate were obtained from Sigma Aldrich (Poznań, Poland). A homologous series of C6-C24 n-alkanes and the following reference aroma compounds were purchased from Sigma-Aldrich (Poznań, Poland): 2-methylpropanal, ethyl 2-methyl propanoate butane-2,3-dione, ethyl butanoate, hexanal, ethyl hexanoate, octanal, oct-1-en-3-ol, ethyl octanoate, 3-methysulfanylpropanal (methional), 2,3-diethyl-5-methylpyrazine, (E)-non-2-enal, 3,7-dimethylocta-1,6-dien-3-ol (β-linalol), (2E,6Z)-nona-2,6-dienal, 2-phenylacetaldehyde, 2-phenylethanol, 4-hydroxy-2,5-dimethyl-3-furanone (furaneol), terpinen-4-ol, α-terpineol, β-myrcene, α-terpinolene, β-pinene, limonene, geraniol, β-citronellol, and γ-terpinene. Standards of 1-(3,4-dihydro-2H-pyrrol-5-yl)ethanone (2-acetyl-1-pyrroline) and isotopically labelled ¹³C₂-furaneol were purchased from Aroma LAB (Freising, Germany).

cis-Hex-3-enal solution (>50%), the mixture of isomers cis-, and trans-β-ocimene (>90%), cis-hex-3-enyl acetate (>98%), isobutyraldoxime (>80%), cis-hex-3-en-1-ol (>98%), oct-1-en-3-ol (>98%), linalool (>95%), trans-β-caryophyllene (>98%), α-humulene (>96%), trans-nerolidol (>90%), indole (>99%), and methyl undecanoate (>99%) were obtained from Sigma-Aldrich (St. Louis, MO, USA or Steinheim, Germany). Methanol and dichloromethane were HPLC-grade from Merck (Darmstadt, Germany). The Porapak™-Q 80/100 mesh adsorbent was from Supelco (Bellefonte, PA, USA). The C₆-C₂₅ n-alkanes mixture was purchased from AccuStandard, Inc. (New Haven, CT, USA). Helium (99.995%) for GC analysis was acquired from Messer (Bucaramanga, Colombia).