Rivaroxaban of CAS No 438056-69-0 is recognized in the chemical
industry with its scientific name 4-(4-Amino Phenyl)Morpholin-3-One. With
molecular formula C19H18ClN3O5S and molecular weight 435.882 g/mol, Xarelto
(Rivaroxaban) drug is widely used in several medical formulations as an oral
anticoagulant. This is known to be the first available orally active direct
factor Xa inhibitor that gets well absorbed from the gut. The maximum
inhibition of factor Xa occurs after four hours of a dose and lasts
approximately for 8â12 hours.