Concise synthetic route to both enantiomeric forms of 2,3,4,4a-tetrahydro[1,3]dioxolo[4,5-j]phenanthridin-6(5H)-one, the tetracyclic skeleton associated with the narcissus alkaloids lycoricidine and narciclasine

DOI: 10.1039/c39940000061

Source and publish data:

Journal of the Chemical Society. Chemical communications p. 61 - 62 (1994)

Update date:2022-07-29

Topics: Synthetic route Experimental Concise Enantiomeric

Authors:

Banwell Banwell

Cowden Cowden

Mackay Mackay

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Article abstract of DOI:10.1039/c39940000061

Both enantiomeric forms, (S)-4 and (R)-4, of the tetracyclic skeleton associated with the title alkaloids 1 and 2 have been prepared; the key step involved silver isocyanate-promoted ring-opening of gem-dibromocyclopropane 5 and trapping of the resulting

Full text of DOI:10.1039/c39940000061

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