Methyl salicylate

Decanoic acid, ethyl ester (chromatographically pure reagent, purity ≥ 99.8%); The standard mixture of n-alkanes C₈-C₃₀ was purchased from Sigma (Shanghai, China). α-ionone, benzaldehyde, methyl salicylate, geranylaceton, nerolidol, and β-cyclocitral were from Shanghai Yuanye Bio-Technology Co., Ltd. (Shanghai, China). Octanal, nonanal, phenylactaldehyde, hexanoic acid, and methyl ester were from Shanghai Yi’en Chemical Technology Co., Ltd. (Shanghai, China). 1-Hexanol and heptanal were purchased from Shanghai Zhenzhun Bio-Technology Co., Ltd. (Shang-hai, China).

Anhydrous
sodium sulfate (AR grade) was purchased from GHTECH (Shantou, Guangdong,
China); dichloromethane (AR grade) was ordered from PN-CHEM (Zhengzhou,
Henan, China). Tridecanol, 2-hexenal, 2-heptanol, (Z)-3-hexenyl acetate,
decanal, and benzyl nitrile were purchased from Sigma (St. Louis,
Missouri, USA); α-farnesene, cis-3-hexenyl hexanoate, 1-hexanol,
(Z)-3-hexenol, benzaldehyde, phytol acetate, ethyl decanoate, 3-octanol,
and guaiacol were obtained from Macklin (Shanghai, China); β-ocimene,
α-copaene, germacrene D, and neophytadiene were purchased from
J&K Chemicals (Shanghai, China); cis-jasmone, caffeine, and (E)-2-hexenol
were obtained from ChemFaces (Wuhan, China); indole was purchased
from Solarbio (Beijing, China); benzyl alcohol, linalool, geraniol,
nerol, nerolidol, α-terpinene, α-humulene, hexadecanoic
acid methyl ester, phytol, phenylacetaldehyde, α-terpineol,
2-phenylethanol, 1-octen-3-ol, δ-cadinene, caryophyllene oxide,
neral, methyl salicylate, and linalool oxide were purchased from Yuanye
Bio-Technology Co. (Shanghai, China). The alkane standard (C₆–C₄₄) was purchased from AccuStandard (New Haven,
CT, USA).