![]() Other curare alkaloids could be preparedįrom Strychnos alkaloids by photochemical oxidation (e.g. Alkaloids isolated from certain Strychnos species proved toīe identical with some of the curare alkaloids. ![]() Several observations facil i tated structure elucidat ion of the hith-Įrto unknown compounds. He separated this water-soluble mixture with newlyĭeveloped methodology (cellulose column, two dimensional paper chromatography) andĬharacterized the individual alkaloids mainly by their UV spectra and color react ions This muscle relaxant drug is a dark brownish Important contr ibutions in the field ofĪlkaloids began in 1945 (together with Paul Karrer) when he invest igated CalabashĬurare of the South American Indians. ![]() On the mechanist ic aspects of organic reactions. His scientific interest centered on the chemistry of organic natural products as well as ![]()
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