I. The isolation and structure of two alkaloids from Tabernaemontana rupicola. II. The structure of necrosamine
<p>Part I</p> <p>Two alkaloids have been isolated from the leaves and twigs of Tabernaemontana rupicola, a South American shrub. Physical and chemical data indicate that one of these alkaloids, named rupicoline, is 18–carbomethoxyiboluteine, a pseudoindoxyl compound closely rela...
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https://thesis.library.caltech.edu/6964/1/Kessel_jw_1963.pdfKessel, James W. (1963) I. The isolation and structure of two alkaloids from Tabernaemontana rupicola. II. The structure of necrosamine. Dissertation (Ph.D.), California Institute of Technology. doi:10.7907/CRDM-RN71. https://resolver.caltech.edu/CaltechTHESIS:04242012-131610899 <https://resolver.caltech.edu/CaltechTHESIS:04242012-131610899>