Constituents of the leaf extract of Amomyrtus meli (R. A. Philippi) legrand et kausel, Amomyrtus luma (molina) legrand et kausel and of Amomyrtella guili (Speg.) Kausel

The absolute from the leaves of Amomyrtus meli (R. A. Phillippi) Legrand et Kausel (5902/5913) is dominated by 1‐phenylpentan‐3‐one ( 1 , 36/27%) and 1‐phenylhexan‐3‐one ( 3 , 32/53%). The absolute of Amomyrtus luma (Molina) Legrand et Kausel (5903/5920) is more complex, but it contains also 1 (4.6/8.5%) and 3 (3.5/12.3%) as well as β‐caryophyllene oxide (10.7/6.6%) and linalol (5903:11.3%). The principal constituents of the absolute of Amomyrtella guili (Speg.) Kausel are methyl eugenol (48.5%) and ( E )‐methyl isoeugenol (6.7%), but 1 (3.1%) and 3 (4.4%) are also present. 1‐Phenylalkan‐3‐ones 1–6 as well as 2‐alkylchromones 7–9 were synthesized and olfactorily evaluated.