335-30-8
ethyl-(α,β-dibromo-heptafluoro-isobutyl)-ether
→
677-79-2
2-bromo-3,3,3-trifluoro-2-(trifluoromethyl)propanoyl bromide
648-62-4
ethyl 2-bromo-3,3,3-trifluoro-2-(trifluoromethyl)propanoate