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Updated: Jul 13, 2026

Leaf Spray Mass Spectrometry: A Rapid Ambient Ionization Technique to Directly Assess Metabolites from Plant Tissues
Published on: June 21, 2018
[Chemical constituents from root of Psammosilene tunicoides]
Xiao-Xiao Liu1, Lei Wang, Qiang Wang
1Department of Chinese Materia Medica Analysis, China Pharmaceutical University, Nanjing 210038, China.
Objective:
To investigate the chemical constituents from the root of Psammosilene tunicoides.
Method:
Column chromatographic methods were used to isolate the chemical constituents of this plant. ESI-MS, EI-MS and NMR methods were employed for their structural elucidation.
Result:
Seven compounds were isolated and identified as goyaprosaponin (1), Soya-cerebroside (2), tectoridin (3), alpha-spinasterol (4), tetracosanoic acid (5), beta-sitosterol (6), daucosterol (7) respectively.
Conclusion:
Compounds 2-7 were obtained from genus Psammosilene for the first time.
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