英文别名Trifluridine/tipiracil (TAS-102) Impurity D; methyl 5-chloro-2,6-dioxo-3H-pyrimidine-4-carboxylate; Methyl 5-chloro-2,6-dihydroxy-4-pyrimidinecarboxylate; 5-Chloro-2,6-dihydroxy-4-(methoxycarbonyl)pyrimidine; Methyl 5-chloro-2,6-dihydroxypyrimidine-4-carboxylate; 5-Chloro-2,6-dihydroxy-4-(methoxycarbonyl)-1,3-diazine; methyl 5-chloro-2,4-dioxo-1H-pyrimidine-6-carboxylate; methyl orotate; 5-chloro-2,4-dihydroxy-6-methoxycarbonylpyrimidine; 5-chloro-2,6-dioxo-1,2,3,6-tetrahydro-pyrimidine-4-carboxylic acid methyl ester; 5-Chlor-orotsaeure-methylester 
