Palonosetron Enantiomer with CAS No: 135729-75-8 is an impurity standard of Palonosetron. Palonosetron is a medication primarily used to prevent nausea and vomiting associated with chemotherapy and surgery.Palonosetron is belongs to a class of drugs called serotonin 5-HT3 receptor antagonists, which are effective in reducing nausea and vomiting triggered by certain medical treatments.Palonosetron is available in different formulations, including oral tablets and injectable forms. Buy high quality Palonosetron Enantiomer from Molsyns Research. Molsyns Research is one of the leading manufacturer and exporter of Palonosetron Enantiomer