methyl 2-oxo-1-oxaspiro[4.5]decane-4-carboxylate;2-oxo-1-oxaspiro[4.5]decane-4-carboxylic acid methyl ester;2-keto-1-oxaspiro[4.5]decane-4-carboxylic acid methyl ester;2819-57-0;ChemDiv1_023417;1-Oxaspiro(4.5)decane-4-carboxylic acid, 2-oxo-, methyl ester;1-Oxaspiro[4.5]decane-4-carboxylic acid, 2-oxo-, methyl ester
methyl 2-oxo-1-oxaspiro[4.5]decane-4-carboxylate