Patent ID: 6194398
Filing Date: 2001-02-27
Classification: A61P,C07F

Abstract:
A phosphate nucleotide compound represented by formula ##STR250##(in the above formula (I), R.sup.1 represents a C.sub.1 -C.sub.6 alkyl group or a C.sub.7 -C.sub.10 aralkyl group, each of R.sup.2 and R.sup.3 independently represents a hydrogen atom (with the proviso that R.sup.2 and R.sup.3 are not hydrogen atoms at the same time), a C.sub.1 -C.sub.22 alkyl group, an alkylcarbonyloxymethyl group, having 3 to 10 carbon atoms an alkylcarbonylthioethyl group having 4 to 11 carbon atoms or an ethyl group substituted by one or more halogen atoms, R.sup.4 represents a hydrogen atom, a C.sub.1 -C.sub.4 alkyl group, a C.sub.1 -C.sub.4 hydroxyalkyl or a C.sub.1 -C.sub.4 alkyl group substituted by one or more halogen atoms and X represents a carbon atom or a nitrogen atom), a salt thereof, a hydrate thereof or a solvate thereof.