英文别名2-ethoxy-(2H)-3,4-dihydropyran; ethoxy-2 dihydro-3,4-(2H)-pyranne; 6-ethoxy-2,3-dihydropyran; 2-Ethoxydihydropyran; 2-Ethoxypyran; 2-Ethoxy-2,3-dihydro(4H)pyran; 2-Ethoxy-3,4-dihydropyran; 2H-Pyran,2-ethoxy-3,4-dihydro; 2-Ethoxy-3,4-dihydro-2-pyran; ETHOXYDIHYDROPYRAN 
