Liquid compositions containing 5-(fluoro-4-imino-3-methyl)-1-tosyl-3,4 dihydropyrimidine-(1h)-one and derivatives thereof and a uv absorber

A combination 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,
• and a UV protectant.

A liquid composition comprising 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;
• and
• at least one UV absorber.

A liquid composition comprising 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;
• acetophenone;
• and
• the compound 2-(2H-benzotriazol-2-yl)-4, 6-ditertpentylphenol.

Use of at least one UV protectant for controlling the 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.