英文别名4-Pyrimidinol, 5-chloro-2-methyl-; 5-chloro-2-methylpyrimidin-4-ol; 4(3H)-Pyrimidinone, 5-chloro-2-methyl-; 5-chloro-2-methyl-1H-pyrimidin-6-one; 5-chloro-2-methyl-3H-pyrimidin-4-one; 2-Methyl-4-hydroxy-5-chlorpyrimidin; 2-Methyl-4-hydroxy-5-chloropyrimidin 
