3843465 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3843465 > 2 > ChemIDplus > WO8581000 > NIOSH/WO8581000 > 4-p-Aminobenzenesulphonylamido-1-phenyl-2,3-dimethyl-5-pyrazolone N(sup 1)-Antipyrinylsulfanilamide Sulfanilamide, N(sup 1)-antipyrinyl- WO8581000 > WO8581000 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=WO8581000 $$$$