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Publikováno v:
Tetrahedron. 52:5793-5798
An orange pigment named echinotinctone was isolated from the wood-rotting polypores Echinodontium tinctorium and Pyrofomes albomarginatus. Its structure was elucidated as2, 6-dihydroxy-1, 8-dimethyl-3H-xanthen-3-one (1) on the basis of spectroscopic
Publikováno v:
Liebigs Annalen. 1995:81-85
Unsaturated 6-Alkylpyrones from the Slime Mould Ceratiomyxa fruticulosa (Myxomycetes) From plasmodia of the common slime mould Ceratiomyxa fruticulosa five 6-alkyl-4-methoxypyran-2-ones with varying degrees of unsaturation in the side chain have been
Publikováno v:
Tetrahedron Letters. 35:1689-1690
Fruit bodies of the myxomycete Lycogala epidendrum contain the title compounds 1a–c and 2, staurosporinone (3) and traces of bisindolylmaleimides. Lycogalic acid A dimethyl ester (1a) has been synthesized from methyl 3-(indol-3-yl)pyruvate in a one