1,2-Dibromo-1,1-dichloroethane75-81-0100 % similar 2-Bromoisobutyl bromide594-34-335 % similar 1,2-Dibromo-1,1-difluoroethane75-82-133 % similar 2-Bromo-1,1,1-trifluoroethane421-06-730 % similar 1-Bromo-2,2-dimethylpropane630-17-130 % similar