Fecha de publicación: -- Fuente: WIPO "tomato" The present invention provides a method of controlling UV degradation of a compound of formula (I),






wherein
R is alkyl or alkylaryl;
each of X1, X2, X3, X4 and X5 is, independently, H, alkyl, alkenyl, alkynyl, alkoxy, haloalkyl, haloalkoxy, alkylthio, haloalkylthio, amino, alkylamino, dialkylamino, alkoxycarbonyl, alkyl carbonyl, hydroxyalkyl, ester, acid halogen, —SH, —OH, —NH2, —NO2, —CN or CF3;
Y is O or S;
and Z is a halogen,
comprising protecting the compound of formula (I) from UV light.