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    • Delocalized π-Electrons and Odours - Nature

      Nature· 19 hours ago

      THERE are several natural and synthetic compounds with odours which have been used to identify the substances. It has been noted1 that for a substance to stimulate the sensory processes of the ...

    • Use of Potassium in the Assay of Curare - Nature

      Nature· 20 hours ago

      Now that tubocurarine, one of the curare alkaloids, is gaining importance in medicine, it is important that this compound and other curare-like substances should be biologically standardized ...