Sub Group: Anti-viral Compounds Catalog Number: 9834 Formula: C14H9ClF3NO2 CAS Number: 154801-74-8 Molecular Weight: 315.67 Synonyms: (4R)-6-Chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one(R)-6-Chloro-4-(cyclopropyle