3843908 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3843908 > 2 > ChemIDplus > XH4500000 > NIOSH/XH4500000 > 1H-Purine-2,6-dione, 3,7-dihydro-8-amino-1,3-dimethyl-, sodium salt (9CI) 8-Aminotheophylline sodium salt Theophylline, 8-amino-, sodium salt XH4500000 > XH4500000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=XH4500000 $$$$