It’s only fair to share… Fosrolapitant CAS 2573694-38-7 MF C27H29F6N2O8P MW654.5 g/mol phosphonooxymethyl (5S,8S)-8-[[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]methyl]-2-oxo-8-phenyl-1,9-diazaspiro[4.5]decane-9-carboxylate (phosphonooxy)methyl (5S,8S)-8-({(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy}methyl)-2-oxo-8-phenyl-1,7-diazaspiro[4.5]decane-7-carboxylateneurokinin 1 (NK1) receptor antagonist, HR20013, HR 20013, M5QGY92X8B Fosrolapitant (HR20013) is a novel, intravenous, highly selective neurokinin-1 (NK-1) receptor antagonist used for the prevention of chemotherapy-induced nausea and vomiting (CINV), particularly for cisplatin-based regimens. As a prodrug, it is rapidly converted to rolapitant, …