The Analyst · 2002 · 70 citations · 18 references
PharmacyPharmaceutical AnalysisPharmacologyForensic ToxicologyNeuropharmacologyPsychopharmacologyControlled Substance AnalysisDrug AuthenticationDrug IdentificationDrugs Of AbuseMonoamine NeurochemistryNovel Psychoactive SubstancesActive Ingredient IdentificationActive Ingredient QuantificationAmphetamine DerivativesIsotopic AnalysisIsotopic FractionationIsotopic IdentificationIsotopic Ratio AnalysisPrecursor Materials
Combined delta2H, delta13C and delta15N isotopic analysis of MDA and MDMA extracted from seized "ecstasy" tablets provides an isotopic "fingerprint" of the active ingredient allowing individual tablets to be linked to a common batch. Correlating these data with 2H NMR analysis of the extracts has the potential to study both the natural precursor materials and synthetic pathways used in the preparation of MDA and N-substituted homologues.
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Stable isotopes in precipitation
W. Dansgaard · Tellus · 1964 · 8.3K citations
Carbon isotope fractionation in plants
Marion H. O’Leary · Phytochemistry · 1981 · 2.2K citations
Tracing the geographical origin of cocaine
James R. Ehleringer, John F. Casale, Michael J. Lott et al. · Nature · 2000 · 182 citations