Fuente: WIPO "tomato" The use of compounds according to formula (I)






and with X, Y=—NH— or —O—, wherein at least X or Y is —NH—,
in the form of any one of its stereoisomers or a mixture thereof, wherein
is indicating a carbon-carbon single or double bond, and wherein one carbon-carbon double bond is present either at C2 or C3,
the wavy bond is indicating an unspecified configuration of the adjacent double bond, as umami tastant.