CAS: 66165-37-5 Molecular Formula: C17H29O4P Molecular Weight (g/mol): 328.39 MDL Number: MFCD06797098 InChI Key: WBSRIXCTCFFHEF-UHFFFAOYNA-N Synonym: 3,5-Di-tert-butyl-4-hydroxybenzylphosphonic Acid Monoethyl Ester, Ethyl Hydrogen 3,5-Di-tert-butyl-4-hydroxybenzylphosphonate PubChem CID: 92274 IUPAC Name: [(3,5-di-tert-butyl-4-hydroxyphenyl)methyl](ethoxy)phosphinic acid SMILES: CCOP(O)(=O)CC1=CC(=C(O)C(=C1)C(C)(C)C)C(C)(C)C