PDE(5-ethylpyridine-2,3-dicarboxylic acid diethyl ester) intermediate of Imazethapyr,imazapic Product name: PDE(5-ethylpyridine-2,3-dicarboxylic acid diethyl ester)CAS :105151-39-1Molecular formula: C13H17NO4Molecular weight: 251.28application:intermediate of Imazethapyr,imazapicpacking: 200L/plastic drum PDE(5-ethylpyridine-2,3-dicarboxylic acid diethyl ester)