SEARCH Articles Figures Tables Biotransformations in the Preparation of Compounds Labeled with Carbon and Hydrogen Isotopes Calf, G. E., Garnett, J. L., isotopic Hydrogen Labeling of Heterocyclic Compounds Compound labels Compounds isotopes Diazo compounds isotopically labelled Heterocyclic compounds isotopic hydrogen labeling Indirect reduction of halides and isotopic labelling via organomagnesium compounds Isotope isotopic labeling Isotope label Isotope-labelled Isotopes s. Compounds labeled Isotopic hydrogen labeling of heterocyclic compounds, one-step methods Isotopic labeling Isotopic labeling of heterocyclic compounds, one-step methods Isotopic labelled Isotopic labelling Isotopic labels Isotopical labeling Isotopically labelled compounds Isotopically labelled compounds Isotopically labelled compounds formulae Isotopically labelled organogermanium compounds Isotopically labelled organotin compounds Labelled compounds Preparation of Tritium-Labeled Compounds by Isotope Exchange Reactions Silver compounds isotopically labelled Square brackets isotopically labelled compounds Stable isotope labelled compounds as internal standards Stable isotopes (labelling compounds Synthesis of Isotopically Labeled, Enantiomerically Pure Compounds Use of Isotopically Labeled Compounds (Tracer Technique)