N-Hydroxy Ropinirole HydrochlorideRopinirole IMP 4-(2-(dipropylamino)ethyl)-1-hydroxyindolin-2-one

Methylene Ropinirole ImpurityRopinirole IMP 4-(2-(dipropylamino)ethyl)-3-methyleneindolin-2-one

Ropinirole N-Oxide ImpurityRopinirole IMP N-(2-(2-oxoindolin-4-yl)ethyl)-N-propylpropan-1-amine oxide

Ropinirole Propylidene Impurity (USP)Ropinirole IMP 4-(2-(dipropylamino)ethyl)-3-propylideneindolin-2-one

Rupatadine FumarateRopinirole API 8-Chloro-6,11-dihydro-11-[1-[(5-methyl-3-pyridinyl)methyl]-4-piperidinylidene]-5H-benzo[5,6]cyclohepta[1,2-b]pyridine (2E)-2-Butenedioate

Rosuvastatin Impurity ARosuvastatin IMP (3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl (2-hydroxy-2-methylpropylsulfonyl)amino]-5-pyrimidinyl]-3,5-dihydroxy- 6-heptenoic Acid Calcium Salt

Rivaroxaban Impurity 9Rivaroxaban IMP 4-[4-[(5S)-5-Phthalimidomethyl-2-oxo-3-oxazolidinyl]phenyl]-3-morpholinone

Rivaroxaban Impurity 11Rivaroxaban IMP (S)-4-(4-(5-(Aminomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one

Rivaroxaban Impurity 12Rivaroxaban IMP 2-[(2R)-2-Hydroxy-3-[[4-(3-oxo-4-morpholinyl)phenyl]amino]propyl]-1H-isoindole-1,3(2H)-dione

Rivaroxaban Impurity 13Rivaroxaban IMP 4'-Desmorpholino 4'-[N-(5-chloro-2-carboxy-thienyl) N-(5-Carboxy-3-oxa-pentyl)]amino Rivaroxaban