Sub Group: Anti-viral Compounds Catalog Number: 10789 Formula: C14H9ClF3NO3 CAS Number: 205754-50-3 Molecular Weight: 331.67 Synonyms: 6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-7-hydroxy-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one