A new monoterpene-coumarin and a new monoterpene-chromone from Gerbera delavayi

Phytochemical investigation of the whole plants of Gerbera delavayi (Compositae) led to the isolation and identification of 15 compounds, including the new monoterpene - coumarin land the new monoterpene chromone 2. Their structures were determined on the basis of spectroscopic analyses including 1D- and 2D-NMR experiments and comparison with spectroscopic data of the literature.