英文别名2-bromo-3-ethoxyl-2-cyclopenten-1-one; 2-bromo-3-ethoxy-2-cyclopenten-1-one; 2-bromo-3-ethoxy-cyclopent-2-enone; 2-Cyclopenten-1-one,2-bromo-3-ethoxy-(9CI); 2-Cyclopenten-1-one, 2-broMo-3-ethoxy-; 2-Bromo-3-ethoxy-2-cyclopentenone; 2-Bromo-3-ethoxycyclopent-2-enone 
