英文别名6-(3-chloropropylamino)-1,3-dimethylpyrimidine-2,4-dione; 6-(3-Chloro-propylamino)-1,3-dimethyl-1H-pyrimidine-2,4-dione; 2,4(1H,3H)-Pyrimidinedione,6-[(3-chloropropyl)amino]-1,3-dimethyl-; 6-(3-chloropropyl)amino-1,3-dimethuracil; Urapidil Impurity 1; 1,3-dimethyl-6-(3-Chloropropylamino)uracil; 6-((3-Chloropropyl)amino)-1,3-dimethylpyrimidine-2,4(1H,3H)-dione; 6-(3-Chloropropylamino)-1,3-dimethyl uracil; 6-[(3-Chloropropyl)amino]-1,3-dimethyl-2,4(1H,3H)-pyrimidinedione 
