3837542 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3837542 > 2 > ChemIDplus > TB0500050 > NIOSH/TB0500050 > (S)-(-)-Ethylphosphonothioic acid O,S-diethyl ester Phosphonothioic acid, ethyl-, O,S-diethyl ester, (S)-(-)- TB0500050 > TB0500050 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=TB0500050 $$$$