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Test sample chromatograms Loic Harrault. Method: Archaeolstescan LH1017FROH TMS Reindeer dung Archaeol Coprostanol Epicoprostanol ? 24-methyl-5a-cholest-22E-en-3b-ol.

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Presentation on theme: "Test sample chromatograms Loic Harrault. Method: Archaeolstescan LH1017FROH TMS Reindeer dung Archaeol Coprostanol Epicoprostanol ? 24-methyl-5a-cholest-22E-en-3b-ol."— Presentation transcript:

1 Test sample chromatograms Loic Harrault

2 Method: Archaeolstescan LH1017FROH TMS Reindeer dung Archaeol Coprostanol Epicoprostanol ? 24-methyl-5a-cholest-22E-en-3b-ol C28Δ5,7 or 8 24-methylcholesta-5, 22-dien-3β-ol C28OH Cholesterol Cholestanol Epi-b-campestanol 24-ethyl-5β-cholesta-22-en-3β-ol 24-ethyl-5β-cholesta-22-en-3α-ol 24-ethyl-coprostanol 24-ethyl-epicoprostanol C28Δ5,7 or 8 Lichesterol Campestanol C29 Δ0 Stigmasterol 24-ethyl-5α-cholesta-22-en-3β-ol (stigmastanol) 24-epi-fungisterol or Ergosta-7-en-3b-ol C30OH Sitosterol Sitostanol+ β-amyrin Fucosterol 24-ethyl-5α-cholest-24(28)Z-en-3β-ol α-amyrin Schottenol Avanasterol ? ? C29 or C30 triterpene alcohol Betulin derivative Citrostadienol + 2 ? 2 ? Betulin ? ? ? Betulinic acid Hopanoid Ursolic acid * * * * * * * * = series of unknown compounds with characteristic m/z fragment: 131, 215, 381

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