1,2-Propanediol, 3-ethoxy- 1-Ethoxy-2,3-propanediol 1874-62-0 3-Ethoxy-1,2-propanediol 3-Ethoxypropane-1,2-diol 4-01-00-02756 (Beilstein Handbook Reference) BRN 1734312 EINECS 217-503-8 Glycerol 1-ethyl ether Glycerol alpha-ethyl ether Glycerol alpha-monoethyl ether NSC 227880 alpha-Ethyl glycerol ether