7-(2-bromoethyl)-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione, EINECS 245-454-2, N7-bromoethyl-3-methyl-1-methylxanthine, 7-ethylbromo-theophylline, 7-(2-Brom-aethyl)-1,3-dimethyl-3,7-dihydro-purin-2,6-dion, 7-(2-Bromoethyl)-theophylline, 7-(2-bromo-ethyl)-1,3-dimethyl-3,7-dihydro-purine-2,6-dione