Beutler J A, Hilton B D, Clark P, Tempesta M S, Corley D G
Program Resources, Inc., National Cancer Institute-Frederick Cancer Research Facility, Maryland.
J Nat Prod. 1988 May-Jun;51(3):562-6. doi: 10.1021/np50057a018.
We have reisolated erythroskyrin from Penicillium islandicum and have determined the relative stereochemistry of the compound through extensive 1H- and 13C-nmr studies. The absolute stereochemistry was determined by nmr studies of the O-methylmandelate esters.