6-Thio-8-(3'-p-fluorobenzoylpropyl)thiotheophylline 6505-98-2 BRN 1175160 BUTYROPHENONE, p-FLUORO-4-(1,2,3,6-TETRAHYDRO-1,3-DIMETHYL-2-OXO-6-THIONOPURIN-8 Butyrophenone, p-fluoro-4-(1,2,3,6-tetrahydro-1,3-dimethyl-2-oxo-6-thionopurin-8-ylthio)- NSC 97998 Theophylline, 8-((3-(p-fluorobenzoyl)propyl)thio)-6-thio- (8CI) Theophylline, 8-(3-p-fluorobenzoylpropyl)thio-6-thio-