Fossil steranes with unprecedented methylation in ring-A

Roger E. Summons*, Robert J. Capon

*Corresponding author for this work

    Research output: Contribution to journalLetterpeer-review

    58 Citations (Scopus)


    Steranes with an additional methyl group at position 3β- or 2α-, and which have no presently known biogenic precursors, have been shown to occur in some ancient sediments and petroleums by GC-MS comparison with synthetic standards.

    Original languageEnglish
    Pages (from-to)2733-2736
    Number of pages4
    JournalGeochimica et Cosmochimica Acta
    Issue number11
    Publication statusPublished - 1988


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