3729551 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3729551 > 2 > ChemIDplus > 005152749 > 5152-74-9 O-Ethyl ethylphosphonothioate Phosphonothioic acid, ethyl-, O-ethyl ester (S)- > 5152-74-9 > 005152749 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=005152749 $$$$