8-[(2-ethylbutyl)sulfanyl]-1,3-dimethyl-6-thioxo-1,3,6,7-tetrahydro-2H-purin-2-one
CAS No. 6492-99-5
Theophylline,8-[(2-ethylbutyl)thio]-6-thio- (7CI,8CI); NSC 99681