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Autor:
David Noble, Delwyn R. Evans, Simon Baumberg, Brian A. M. Rudd, Jonathan H. Cove, Richard B. Herbert, Elizabeth A. Southey, Michael J. Dawson, Antony D. Buss
Publikováno v:
Tetrahedron Letters. 36:2351-2354
L-Histidine (4) is the source in Streptomyces tendae for the imidazolone moiety (1) of nikkomycin X (2). It is deduced to be incorporated with stereospecific retention of the β - pro - S proton. Histamine (5), 4-formylimidazole (7) and 4-hydroxymeth