Sub Group: All Aliphatics Catalog Number: 9905 Formula: C6H12O4 CAS Number: 49653-17-0 Molecular Weight: 148.16 Synonyms: Ethoxyhydroxy-acetic Acid Ethyl EsterEthyl 2-EthoxyglycolateEthyl EthoxyhydroxyacetateEthyl Glyoxylate HemiacetalGlyoxylic Acid Ethyl