The present invention concern towards the prodrug of 5-chloro-N-({(5S)-2-oxo-3-[4-(3- oxo-morpholin-4-yl)phenyl]-l,3-oxazolidin-5-yl}methyl)thiophene-2-carboxamide, rivaroxaban per se; processes for their preparation, and the application in treatment and/or prophylaxis of diseases, especially of thromboembolic disorders. The prodrug of compound formula (B) is chemically designated as5-chloro-N-formyl-N-({(5S)-2-oxo-3-[4-(3- oxomorpholin-4-yl)phenyl]- l,3-oxazolidin-5-yl}methyl)thiophene-2-carboxamide.(I)