2-Iodo-5-trifluoromethylpyridine (CAS NO.100366-75-4) is also named as Pyridine, 2-iodo-5-(trifluoromethyl)- ; 2-Iodo-5-trifluoromethyl-pyridine ; 5-(Trifluoromethyl)-2-iodopyridine .