英文别名Butylphthalide Impurity 17; 3-Ethyl-3H-2-benzofuran-1-one; Butylphthalide Impurity 8; n-Butylphthalide-008; Butyphthalide impurity8; 3-Butylphthalide Impurity 7; Butylphthalide Impurity 30; 3-Butylphthalide Impurity B; 1(3H)-Isobenzofuranone, 3-ethyl-; 3-ethylphtalide; 3-ethyl-3H-isobenzofuran-1-one; 3-Aethyl-phthalid 
